Area Code 557 — Saint Louis, Hazelwood, Missouri – TelecomRouting

Reference Data

Area Code Directory

Area Code 557 — Saint Louis, Hazelwood, Missouri

Active

Data last updated: June 25, 2026

State

Missouri

Country

Timezone

America/Chicago

Assigned

August 8, 2022

Exchanges (NXX)

786

Carriers

Rate Centers

Overlay

Yes — 314

Top Carriers

Carrier	OCN	NXX Count
NEW CINGULAR WIRELESS PCS, LLC - IL	6534	19
TELEPORT COMMUNICATIONS AMERICA, LLC - MO	7218	15
ONVOY, LLC - MO	093F	14
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO	5814	7
ONVOY SPECTRUM, LLC	624H	3
TERRA NOVA TELECOM INC.	145J	2
FIVE9, INC.	598J	2
T-MOBILE USA, INC.	6529	2
SHELCOMM	0051	1
E. RITTER COMMUNICATIONS, LLC	128L	1

Rate Centers

LADUE KIRKWOOD ST LOUIS MEHLVILLE OAKVILLE SAPPINGTON CREVECOEUR

Exchange Listings (NXX)

NPA-NXX	Carrier	Rate Center	Type	LATA	Status
557-200	ONVOY, LLC - MO	LADUE	Landline	520	active
557-201	TELEPORT COMMUNICATIONS AMERICA, LLC - MO	KIRKWOOD	VoIP	520	active
557-202	COMCAST IP PHONE, LLC	ST LOUIS	VoIP	520	active
557-203	T-MOBILE USA, INC.	MEHLVILLE	Wireless	520	active
557-204	FIVE9, INC.	ST LOUIS	VoIP	520	active
557-205	TELEPORT COMMUNICATIONS AMERICA, LLC - MO	ST LOUIS	VoIP	520	active
557-206	TELEPORT COMMUNICATIONS AMERICA, LLC - MO	ST LOUIS	VoIP	520	active
557-207	FIVE9, INC.	OAKVILLE	VoIP	520	active
557-208	ONVOY, LLC - MO	LADUE	Landline	520	active
557-209	ONVOY, LLC - MO	KIRKWOOD	Landline	520	active
557-210	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO	LADUE	Wireless	520	active
557-212	T-MOBILE USA, INC.	MEHLVILLE	Wireless	520	active
557-213	NEW CINGULAR WIRELESS PCS, LLC - IL	ST LOUIS	Wireless	520	active
557-214	NEW CINGULAR WIRELESS PCS, LLC - IL	ST LOUIS	Wireless	520	active
557-215	CALLWORKS CORPORATION	ST LOUIS	VoIP	520	active
557-216	TELEPORT COMMUNICATIONS AMERICA, LLC - MO	ST LOUIS	VoIP	520	active
557-217	NEW CINGULAR WIRELESS PCS, LLC - IL	SAPPINGTON	Wireless	520	active
557-218	NEW CINGULAR WIRELESS PCS, LLC - IL	LADUE	Wireless	520	active
557-219	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO	LADUE	Wireless	520	active
557-220	NEW CINGULAR WIRELESS PCS, LLC - IL	CREVECOEUR	Wireless	520	active
557-221	ONVOY, LLC - MO	MEHLVILLE	Landline	520	active
557-222	LEAP TELECOM, LLC	ST LOUIS	VoIP	520	active
557-223	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO	LADUE	Wireless	520	active
557-224	TELEPORT COMMUNICATIONS AMERICA, LLC - MO	CREVECOEUR	VoIP	520	active
557-225	NEW CINGULAR WIRELESS PCS, LLC - IL	LADUE	Wireless	520	active
557-226	ONVOY, LLC - MO	CREVECOEUR	Landline	520	active
557-227	NEW CINGULAR WIRELESS PCS, LLC - IL	KIRKWOOD	Wireless	520	active
557-228	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO	ST LOUIS	Wireless	520	active
557-229	NEW CINGULAR WIRELESS PCS, LLC - IL	KIRKWOOD	Wireless	520	active
557-230	NEW CINGULAR WIRELESS PCS, LLC - IL	SAPPINGTON	Wireless	520	active
557-231	TELEPORT COMMUNICATIONS AMERICA, LLC - MO	ST LOUIS	VoIP	520	active
557-232	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO	LADUE	Wireless	520	active
557-233	BOOST SUBSCRIBERCO L.L.C.	ST LOUIS	Wireless	520	active
557-234	NEW CINGULAR WIRELESS PCS, LLC - IL	ST LOUIS	Wireless	520	active
557-235	NEW CINGULAR WIRELESS PCS, LLC - IL	KIRKWOOD	Wireless	520	active
557-236	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO	LADUE	Wireless	520	active
557-237	NEW CINGULAR WIRELESS PCS, LLC - IL	LADUE	Wireless	520	active
557-238	NEW CINGULAR WIRELESS PCS, LLC - IL	KIRKWOOD	Wireless	520	active
557-239	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO	ST LOUIS	VoIP	520	active
557-240	TELEPORT COMMUNICATIONS AMERICA, LLC - MO	LADUE	Landline	520	active
557-241	ONVOY, LLC - MO	LADUE	Landline		active
557-242	ONVOY, LLC - MO	ST LOUIS	Landline		active
557-243	NEW CINGULAR WIRELESS PCS, LLC - IL	ST LOUIS	Landline		active
557-244	NEW CINGULAR WIRELESS PCS, LLC - IL	KIRKWOOD	Landline		active
557-245	TELEPORT COMMUNICATIONS AMERICA, LLC - MO	ST LOUIS	Landline		active
557-246	WAVENATION, LLC	ST LOUIS	Landline		active
557-247	NEW CINGULAR WIRELESS PCS, LLC - IL	MEHLVILLE	Landline		active
557-248	E. RITTER COMMUNICATIONS, LLC	ST LOUIS	Landline		active
557-249	ONVOY, LLC - MO	LADUE	Landline		active
557-250	U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS	ST LOUIS	Landline		active
557-251	NEW CINGULAR WIRELESS PCS, LLC - IL	KIRKWOOD	Landline		active
557-252	SHELCOMM	ST LOUIS	Landline		active
557-253	NEW CINGULAR WIRELESS PCS, LLC - IL	KIRKWOOD	Landline		active
557-254	NEW CINGULAR WIRELESS PCS, LLC - IL	LADUE	Landline		active
557-255	ONVOY, LLC - MO	LADUE	Landline		active
557-256	ONVOY, LLC - MO	MEHLVILLE	Landline		active
557-257			Landline		active
557-258			Landline		active
557-259			Landline		active
557-260			Landline		active
557-261			Landline		active
557-262			Landline		active
557-263			Landline		active
557-264			Landline		active
557-265			Landline		active
557-266			Landline		active
557-267			Landline		active
557-268			Landline		active
557-269			Landline		active
557-270			Landline		active
557-271			Landline		active
557-272			Landline		active
557-273	TELEPORT COMMUNICATIONS AMERICA, LLC - MO	ST LOUIS	VoIP	520	active
557-274			Landline		active
557-275			Landline		active
557-276			Landline		active
557-277			Landline		active
557-278			Landline		active
557-279			Landline		active
557-280			Landline		active
557-281			Landline		active
557-282			Landline		active
557-283			Landline		active
557-284			Landline		active
557-285			Landline		active
557-286			Landline		active
557-287			Landline		active
557-288			Landline		active
557-289			Landline		active
557-290			Landline		active
557-291			Landline		active
557-292			Landline		active
557-293			Landline		active
557-294			Landline		active
557-295			Landline		active
557-296			Landline		active
557-297			Landline		active
557-298			Landline		active
557-299			Landline		active
557-300			Landline		active
557-301			Landline		active
557-302			Landline		active
557-303			Landline		active
557-304			Landline		active
557-305			Landline		active
557-306			Landline		active
557-307			Landline		active
557-308			Landline		active
557-309			Landline		active
557-310			Landline		active
557-312			Landline		active
557-313			Landline		active
557-314			Landline		active
557-315			Landline		active
557-316			Landline		active
557-317			Landline		active
557-318			Landline		active
557-319			Landline		active
557-320			Landline		active
557-321			Landline		active
557-322			Landline		active
557-323			Landline		active
557-324			Landline		active
557-325			Landline		active
557-326			Landline		active
557-327			Landline		active
557-328			Landline		active
557-329			Landline		active
557-330			Landline		active
557-331			Landline		active
557-332			Landline		active
557-333	ONVOY, LLC - MO	SAPPINGTON	Landline	520	active
557-334			Landline		active
557-335			Landline		active
557-336			Landline		active
557-337			Landline		active
557-338			Landline		active
557-339			Landline		active
557-340			Landline		active
557-341			Landline		active
557-342			Landline		active
557-343			Landline		active
557-344			Landline		active
557-345			Landline		active
557-346			Landline		active
557-347			Landline		active
557-348			Landline		active
557-349			Landline		active
557-350			Landline		active
557-351			Landline		active
557-352			Landline		active
557-353			Landline		active
557-354			Landline		active
557-355			Landline		active
557-356			Landline		active
557-357			Landline		active
557-358			Landline		active
557-359			Landline		active
557-360			Landline		active
557-361			Landline		active
557-362	TELEPORT COMMUNICATIONS AMERICA, LLC - MO	ST LOUIS	VoIP	520	active
557-363			Landline		active
557-364			Landline		active
557-365			Landline		active
557-366			Landline		active
557-367			Landline		active
557-368			Landline		active
557-369			Landline		active
557-370			Landline		active
557-371			Landline		active
557-372			Landline		active
557-373			Landline		active
557-374			Landline		active
557-375			Landline		active
557-376			Landline		active
557-377			Landline		active
557-378			Landline		active
557-379			Landline		active
557-380			Landline		active
557-381			Landline		active
557-382			Landline		active
557-383			Landline		active
557-384			Landline		active
557-385			Landline		active
557-386			Landline		active
557-387			Landline		active
557-388			Landline		active
557-389			Landline		active
557-390			Landline		active
557-391			Landline		active
557-392			Landline		active
557-393			Landline		active
557-394			Landline		active
557-395			Landline		active
557-396			Landline		active
557-397			Landline		active
557-398			Landline		active
557-399			Landline		active
557-400			Landline		active
557-401			Landline		active
557-402			Landline		active
557-403			Landline		active
557-404			Landline		active
557-405			Landline		active
557-406			Landline		active
557-407			Landline		active
557-408			Landline		active
557-409			Landline		active
557-410			Landline		active
557-412			Landline		active
557-413			Landline		active
557-414			Landline		active
557-415			Landline		active
557-416			Landline		active
557-417			Landline		active
557-418			Landline		active
557-419			Landline		active
557-420			Landline		active
557-421			Landline		active
557-422			Landline		active
557-423			Landline		active
557-424			Landline		active
557-425			Landline		active
557-426			Landline		active
557-427			Landline		active
557-428			Landline		active
557-429			Landline		active
557-430			Landline		active
557-431			Landline		active
557-432			Landline		active
557-433			Landline		active
557-434			Landline		active
557-435			Landline		active
557-436			Landline		active
557-437			Landline		active
557-438			Landline		active
557-439			Landline		active
557-440			Landline		active
557-441			Landline		active
557-442			Landline		active
557-443			Landline		active
557-444	ONVOY, LLC - MO	CREVECOEUR	Landline	520	active
557-445			Landline		active
557-446			Landline		active
557-447			Landline		active
557-448			Landline		active
557-449			Landline		active
557-450			Landline		active
557-451			Landline		active
557-452			Landline		active
557-453			Landline		active
557-454	TELEPORT COMMUNICATIONS AMERICA, LLC - MO	ST LOUIS	VoIP	520	active
557-455			Landline		active
557-456			Landline		active
557-457			Landline		active
557-458			Landline		active
557-459			Landline		active
557-460			Landline		active
557-461			Landline		active
557-462			Landline		active
557-463			Landline		active
557-464			Landline		active
557-465			Landline		active
557-466			Landline		active
557-467	ONVOY, LLC - MO	ST LOUIS	Landline	520	active
557-468			Landline		active
557-469			Landline		active
557-470			Landline		active
557-471			Landline		active
557-472			Landline		active
557-473			Landline		active
557-474			Landline		active
557-475			Landline		active
557-476			Landline		active
557-477			Landline		active
557-478			Landline		active
557-479			Landline		active
557-480			Landline		active
557-481			Landline		active
557-482			Landline		active
557-483			Landline		active
557-484			Landline		active
557-485			Landline		active
557-486			Landline		active
557-487			Landline		active
557-488			Landline		active
557-489			Landline		active
557-490			Landline		active
557-491			Landline		active
557-492			Landline		active
557-493			Landline		active
557-494			Landline		active
557-495			Landline		active
557-496			Landline		active
557-497			Landline		active
557-498			Landline		active
557-499			Landline		active
557-500	ONVOY SPECTRUM, LLC	ST LOUIS	Wireless	520	active
557-501			Landline		active
557-502			Landline		active
557-503			Landline		active
557-504			Landline		active
557-505			Landline		active
557-506			Landline		active
557-507	ONVOY SPECTRUM, LLC	ST LOUIS	Wireless	520	active
557-508			Landline		active
557-509			Landline		active
557-510			Landline		active
557-512			Landline		active
557-513			Landline		active
557-514			Landline		active
557-515			Landline		active
557-516			Landline		active
557-517			Landline		active
557-518			Landline		active
557-519			Landline		active
557-520			Landline		active
557-521			Landline		active
557-522			Landline		active
557-523			Landline		active
557-524			Landline		active
557-525			Landline		active
557-526			Landline		active
557-527			Landline		active
557-528			Landline		active
557-529			Landline		active
557-530			Landline		active
557-531			Landline		active
557-532			Landline		active
557-533			Landline		active
557-534			Landline		active
557-535			Landline		active
557-536			Landline		active
557-537			Landline		active
557-538			Landline		active
557-539			Landline		active
557-540			Landline		active
557-541			Landline		active
557-542			Landline		active
557-543			Landline		active
557-544			Landline		active
557-545			Landline		active
557-546			Landline		active
557-547			Landline		active
557-548			Landline		active
557-549			Landline		active
557-550			Landline		active
557-551			Landline		active
557-552			Landline		active
557-553			Landline		active
557-554			Landline		active
557-556			Landline		active
557-557	ONVOY, LLC - MO	ST LOUIS	Landline	520	active
557-558			Landline		active
557-559			Landline		active
557-560			Landline		active
557-561			Landline		active
557-562			Landline		active
557-563			Landline		active
557-564			Landline		active
557-565			Landline		active
557-566			Landline		active
557-567	ONVOY SPECTRUM, LLC	KIRKWOOD	Wireless	520	active
557-568			Landline		active
557-569			Landline		active
557-570			Landline		active
557-571			Landline		active
557-572			Landline		active
557-573			Landline		active
557-574			Landline		active
557-575			Landline		active
557-576			Landline		active
557-577			Landline		active
557-578			Landline		active
557-579			Landline		active
557-580			Landline		active
557-581			Landline		active
557-582			Landline		active
557-583			Landline		active
557-584			Landline		active
557-585			Landline		active
557-586			Landline		active
557-587			Landline		active
557-588			Landline		active
557-589			Landline		active
557-590			Landline		active
557-591			Landline		active
557-592			Landline		active
557-593			Landline		active
557-594			Landline		active
557-595			Landline		active
557-596			Landline		active
557-597			Landline		active
557-598			Landline		active
557-599			Landline		active
557-600			Landline		active
557-601			Landline		active
557-602			Landline		active
557-603			Landline		active
557-604			Landline		active
557-605			Landline		active
557-606			Landline		active
557-607			Landline		active
557-608			Landline		active
557-609			Landline		active
557-610			Landline		active
557-612			Landline		active
557-613			Landline		active
557-614			Landline		active
557-615			Landline		active
557-616			Landline		active
557-617			Landline		active
557-618			Landline		active
557-619			Landline		active
557-620			Landline		active
557-621			Landline		active
557-622			Landline		active
557-623			Landline		active
557-624			Landline		active
557-625			Landline		active
557-626			Landline		active
557-627			Landline		active
557-628			Landline		active
557-629			Landline		active
557-630			Landline		active
557-631			Landline		active
557-632			Landline		active
557-633			Landline		active
557-634			Landline		active
557-635			Landline		active
557-636			Landline		active
557-637			Landline		active
557-638			Landline		active
557-639			Landline		active
557-640			Landline		active
557-641			Landline		active
557-642			Landline		active
557-643			Landline		active
557-644			Landline		active
557-645			Landline		active
557-646			Landline		active
557-647			Landline		active
557-648			Landline		active
557-649			Landline		active
557-650			Landline		active
557-651			Landline		active
557-652			Landline		active
557-653	TELEPORT COMMUNICATIONS AMERICA, LLC - MO	ST LOUIS	VoIP	520	active
557-654			Landline		active
557-655			Landline		active
557-656			Landline		active
557-657			Landline		active
557-658			Landline		active
557-659			Landline		active
557-660			Landline		active
557-661			Landline		active
557-662			Landline		active
557-663			Landline		active
557-664			Landline		active
557-665			Landline		active
557-666			Landline		active
557-667			Landline		active
557-668			Landline		active
557-669			Landline		active
557-670			Landline		active
557-671			Landline		active
557-672			Landline		active
557-673			Landline		active
557-674			Landline		active
557-675			Landline		active
557-676			Landline		active
557-677			Landline		active
557-678			Landline		active
557-679			Landline		active
557-680			Landline		active
557-681			Landline		active
557-682			Landline		active
557-683			Landline		active
557-684			Landline		active
557-685			Landline		active
557-686			Landline		active
557-687			Landline		active
557-688			Landline		active
557-689			Landline		active
557-690			Landline		active
557-691			Landline		active
557-692			Landline		active
557-693			Landline		active
557-694			Landline		active
557-695			Landline		active
557-696			Landline		active
557-697			Landline		active
557-698			Landline		active
557-699			Landline		active
557-701			Landline		active
557-702			Landline		active
557-703			Landline		active
557-704			Landline		active
557-705			Landline		active
557-706			Landline		active
557-707			Landline		active
557-708			Landline		active
557-709			Landline		active
557-710			Landline		active
557-712			Landline		active
557-713			Landline		active
557-714			Landline		active
557-715			Landline		active
557-716			Landline		active
557-717			Landline		active
557-718			Landline		active
557-719			Landline		active
557-720			Landline		active
557-721			Landline		active
557-722			Landline		active
557-723			Landline		active
557-724			Landline		active
557-725			Landline		active
557-726			Landline		active
557-727			Landline		active
557-728			Landline		active
557-729			Landline		active
557-730			Landline		active
557-731			Landline		active
557-732			Landline		active
557-733			Landline		active
557-734			Landline		active
557-735			Landline		active
557-736			Landline		active
557-737			Landline		active
557-738			Landline		active
557-739			Landline		active
557-740			Landline		active
557-741			Landline		active
557-742			Landline		active
557-743			Landline		active
557-744			Landline		active
557-745			Landline		active
557-746			Landline		active
557-747	TELEPORT COMMUNICATIONS AMERICA, LLC - MO	ST LOUIS	VoIP	520	active
557-748			Landline		active
557-749			Landline		active
557-750			Landline		active
557-751			Landline		active
557-752			Landline		active
557-753			Landline		active
557-754			Landline		active
557-755			Landline		active
557-756			Landline		active
557-757			Landline		active
557-758			Landline		active
557-759			Landline		active
557-760			Landline		active
557-761			Landline		active
557-762			Landline		active
557-763			Landline		active
557-764			Landline		active
557-765			Landline		active
557-766			Landline		active
557-767			Landline		active
557-768			Landline		active
557-769			Landline		active
557-770			Landline		active
557-771			Landline		active
557-772			Landline		active
557-773			Landline		active
557-774			Landline		active
557-775			Landline		active
557-776			Landline		active
557-777	TERRA NOVA TELECOM INC.	CREVECOEUR	VoIP	520	active
557-778			Landline		active
557-779			Landline		active
557-780			Landline		active
557-781			Landline		active
557-782			Landline		active
557-783			Landline		active
557-784			Landline		active
557-785			Landline		active
557-786			Landline		active
557-787			Landline		active
557-788			Landline		active
557-789			Landline		active
557-790			Landline		active
557-791			Landline		active
557-792			Landline		active
557-793			Landline		active
557-794			Landline		active
557-795			Landline		active
557-796			Landline		active
557-797			Landline		active
557-798			Landline		active
557-799			Landline		active
557-800			Landline		active
557-801			Landline		active
557-802			Landline		active
557-803			Landline		active
557-804			Landline		active
557-805			Landline		active
557-806			Landline		active
557-807			Landline		active
557-808			Landline		active
557-809			Landline		active
557-810			Landline		active
557-812			Landline		active
557-813			Landline		active
557-814			Landline		active
557-815			Landline		active
557-816			Landline		active
557-817			Landline		active
557-818			Landline		active
557-819			Landline		active
557-820			Landline		active
557-821			Landline		active
557-822			Landline		active
557-823			Landline		active
557-824			Landline		active
557-825			Landline		active
557-826			Landline		active
557-827			Landline		active
557-828			Landline		active
557-829			Landline		active
557-830			Landline		active
557-831			Landline		active
557-832			Landline		active
557-833			Landline		active
557-834			Landline		active
557-835			Landline		active
557-836			Landline		active
557-837			Landline		active
557-838			Landline		active
557-839			Landline		active
557-840			Landline		active
557-841			Landline		active
557-842			Landline		active
557-843			Landline		active
557-844			Landline		active
557-845			Landline		active
557-846			Landline		active
557-847			Landline		active
557-848			Landline		active
557-849			Landline		active
557-850			Landline		active
557-851			Landline		active
557-852			Landline		active
557-853			Landline		active
557-854			Landline		active
557-855			Landline		active
557-856			Landline		active
557-857			Landline		active
557-858			Landline		active
557-859			Landline		active
557-860			Landline		active
557-861			Landline		active
557-862			Landline		active
557-863			Landline		active
557-864			Landline		active
557-865			Landline		active
557-866			Landline		active
557-867			Landline		active
557-868			Landline		active
557-869			Landline		active
557-870			Landline		active
557-871			Landline		active
557-872			Landline		active
557-873			Landline		active
557-874			Landline		active
557-875			Landline		active
557-876			Landline		active
557-877			Landline		active
557-878			Landline		active
557-879			Landline		active
557-880			Landline		active
557-881			Landline		active
557-882			Landline		active
557-883			Landline		active
557-884			Landline		active
557-885			Landline		active
557-886			Landline		active
557-887			Landline		active
557-888	TERRA NOVA TELECOM INC.	KIRKWOOD	VoIP	520	active
557-889			Landline		active
557-890			Landline		active
557-891			Landline		active
557-892			Landline		active
557-893			Landline		active
557-894			Landline		active
557-895			Landline		active
557-896			Landline		active
557-897			Landline		active
557-898			Landline		active
557-899			Landline		active
557-900			Landline		active
557-901			Landline		active
557-902			Landline		active
557-903			Landline		active
557-904			Landline		active
557-905			Landline		active
557-906			Landline		active
557-907			Landline		active
557-908			Landline		active
557-909			Landline		active
557-910			Landline		active
557-912			Landline		active
557-913			Landline		active
557-914			Landline		active
557-915			Landline		active
557-916			Landline		active
557-917			Landline		active
557-918			Landline		active
557-919			Landline		active
557-920			Landline		active
557-921			Landline		active
557-922			Landline		active
557-923			Landline		active
557-924			Landline		active
557-925			Landline		active
557-926			Landline		active
557-927			Landline		active
557-928			Landline		active
557-929			Landline		active
557-930			Landline		active
557-931			Landline		active
557-932			Landline		active
557-933			Landline		active
557-934			Landline		active
557-935			Landline		active
557-936			Landline		active
557-937			Landline		active
557-938			Landline		active
557-939			Landline		active
557-940			Landline		active
557-941			Landline		active
557-942			Landline		active
557-943			Landline		active
557-944			Landline		active
557-945			Landline		active
557-946			Landline		active
557-947			Landline		active
557-948			Landline		active
557-949			Landline		active
557-951			Landline		active
557-952			Landline		active
557-953	TELEPORT COMMUNICATIONS AMERICA, LLC - MO	ST LOUIS	VoIP	520	active
557-954			Landline		active
557-955			Landline		active
557-956			Landline		active
557-957			Landline		active
557-960			Landline		active
557-961			Landline		active
557-962			Landline		active
557-963			Landline		active
557-964			Landline		active
557-965			Landline		active
557-966			Landline		active
557-967			Landline		active
557-968			Landline		active
557-969			Landline		active
557-970			Landline		active
557-971			Landline		active
557-972			Landline		active
557-973			Landline		active
557-974			Landline		active
557-975			Landline		active
557-977			Landline		active
557-978			Landline		active
557-979			Landline		active
557-980			Landline		active
557-981			Landline		active
557-982			Landline		active
557-983			Landline		active
557-984			Landline		active
557-985			Landline		active
557-986			Landline		active
557-987			Landline		active
557-988			Landline		active
557-989			Landline		active
557-990			Landline		active
557-991			Landline		active
557-992			Landline		active
557-993			Landline		active
557-994			Landline		active
557-995			Landline		active
557-996	TELEPORT COMMUNICATIONS AMERICA, LLC - MO	ST LOUIS	VoIP	520	active
557-997			Landline		active
557-998			Landline		active
557-999	WIRETAP TELECOM, LLC.	SAPPINGTON	VoIP	520	active

Area code 557 shares its geographic region with the following overlay area codes:

314

Area Code 557 — Saint Louis, Hazelwood, Missouri

Top Carriers

Rate Centers

Exchange Listings (NXX)

Related Area Codes