Reference Data
Area Code Directory
Area Code 983 — Denver, Fort Collins, Colorado

Area Code 983 — Denver, Fort Collins, Colorado

Active

Data last updated: March 10, 2026

State
Colorado
Country
US
Timezone
America/Denver
Assigned
March 29, 2023
Exchanges (NXX)
786
Carriers
18
Rate Centers
6
Overlay
Yes — 303, 720

Top Carriers

Carrier OCN NXX Count
ONVOY, LLC - CO 026D 8
WIDE VOICE, LLC - CO 557H 6
SHELCOMM 0051 3
NEW CINGULAR WIRELESS PCS, LLC 6010 3
ONVOY SPECTRUM, LLC 624H 2
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 6567 2
TELEPORT COMMUNICATIONS AMERICA, LLC - CO 7378 2
AHOI LLC 883K 2
TELIMIZE, LLC 053L 1
BANDWIDTH.COM CLEC, LLC - CO 078F 1

Rate Centers

LONGMONT DENVER STRASBURG FORTLUPTON DECKERS ROGGEN

Exchange Listings (NXX)

NPA-NXX Carrier Rate Center Type LATA Status
983-200 NUSO, LLC LONGMONT VoIP 656 active
983-201 TELEPORT COMMUNICATIONS AMERICA, LLC - CO DENVER VoIP 656 active
983-202 SHELCOMM DENVER Wireless 656 active
983-203 ONVOY, LLC - CO DENVER Landline 656 active
983-204 ONVOY, LLC - CO DENVER Landline 656 active
983-205 SHELCOMM STRASBURG Wireless 656 active
983-206 SHELCOMM FORTLUPTON Wireless 656 active
983-207 ONVOY, LLC - CO LONGMONT Landline 656 active
983-208 NEW CINGULAR WIRELESS PCS, LLC DENVER Wireless 656 active
983-209 T-MOBILE USA, INC. FORTLUPTON Wireless 656 active
983-210 BANDWIDTH.COM CLEC, LLC - CO DENVER VoIP 656 active
983-212 ONVOY, LLC - CO DENVER Landline 656 active
983-213 NEW CINGULAR WIRELESS PCS, LLC LONGMONT Wireless 656 active
983-214 ONVOY SPECTRUM, LLC DENVER Wireless 656 active
983-215 NEW CINGULAR WIRELESS PCS, LLC DENVER Wireless 656 active
983-216 ONVOY, LLC - CO DENVER Landline 656 active
983-217 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO DENVER Wireless 656 active
983-218 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO DENVER Wireless 656 active
983-219 WAVENATION, LLC DENVER VoIP 656 active
983-220 TELIMIZE, LLC DENVER VoIP 656 active
983-221 ONVOY, LLC - CO DECKERS Landline active
983-222 LEAP TELECOM, LLC ROGGEN VoIP 656 active
983-223 ONVOY, LLC - CO LONGMONT Landline active
983-224 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS DENVER Landline active
983-225 Landline active
983-226 ONVOY, LLC - CO LONGMONT Landline active
983-227 AHOI LLC FORTLUPTON Landline active
983-228 Landline active
983-229 Landline active
983-230 Landline active
983-231 Landline active
983-232 Landline active
983-233 Landline active
983-234 Landline active
983-235 Landline active
983-236 Landline active
983-237 Landline active
983-238 Landline active
983-239 Landline active
983-240 Landline active
983-241 Landline active
983-242 Landline active
983-243 Landline active
983-244 Landline active
983-245 Landline active
983-246 Landline active
983-247 Landline active
983-248 Landline active
983-249 Landline active
983-250 Landline active
983-251 Landline active
983-252 Landline active
983-253 Landline active
983-254 Landline active
983-255 Landline active
983-256 Landline active
983-257 Landline active
983-258 Landline active
983-259 Landline active
983-260 Landline active
983-261 Landline active
983-262 Landline active
983-263 Landline active
983-264 Landline active
983-265 Landline active
983-266 Landline active
983-267 Landline active
983-268 Landline active
983-269 Landline active
983-270 Landline active
983-271 Landline active
983-272 Landline active
983-273 Landline active
983-274 Landline active
983-275 Landline active
983-276 Landline active
983-277 OPENTACT INC. DENVER Landline active
983-278 Landline active
983-279 Landline active
983-280 Landline active
983-281 Landline active
983-282 Landline active
983-283 Landline active
983-284 Landline active
983-285 Landline active
983-286 Landline active
983-287 Landline active
983-288 Landline active
983-289 Landline active
983-290 Landline active
983-291 Landline active
983-292 Landline active
983-293 Landline active
983-294 Landline active
983-295 Landline active
983-296 Landline active
983-297 Landline active
983-298 Landline active
983-299 Landline active
983-300 Landline active
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983-302 Landline active
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983-304 Landline active
983-305 Landline active
983-306 Landline active
983-307 Landline active
983-308 Landline active
983-309 Landline active
983-310 Landline active
983-312 Landline active
983-313 Landline active
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983-315 Landline active
983-316 Landline active
983-317 Landline active
983-318 Landline active
983-319 Landline active
983-320 Landline active
983-321 Landline active
983-322 Landline active
983-323 Landline active
983-324 Landline active
983-325 Landline active
983-326 Landline active
983-327 Landline active
983-328 Landline active
983-329 Landline active
983-330 Landline active
983-331 Landline active
983-332 Landline active
983-333 WIDE VOICE, LLC - CO DENVER Landline 656 active
983-334 Landline active
983-335 Landline active
983-336 Landline active
983-337 Landline active
983-338 Landline active
983-339 Landline active
983-340 Landline active
983-341 Landline active
983-342 Landline active
983-343 Landline active
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983-348 Landline active
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983-350 Landline active
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983-352 Landline active
983-353 Landline active
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983-355 Landline active
983-356 Landline active
983-357 Landline active
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983-359 Landline active
983-360 Landline active
983-361 Landline active
983-362 Landline active
983-363 Landline active
983-364 Landline active
983-365 Landline active
983-366 Landline active
983-367 Landline active
983-368 Landline active
983-369 Landline active
983-370 Landline active
983-371 Landline active
983-372 Landline active
983-373 Landline active
983-374 Landline active
983-375 Landline active
983-376 Landline active
983-377 Landline active
983-378 Landline active
983-379 Landline active
983-380 Landline active
983-381 Landline active
983-382 Landline active
983-383 Landline active
983-384 Landline active
983-385 Landline active
983-386 Landline active
983-387 Landline active
983-388 Landline active
983-389 Landline active
983-390 Landline active
983-391 Landline active
983-392 Landline active
983-393 Landline active
983-394 Landline active
983-395 Landline active
983-396 Landline active
983-397 Landline active
983-398 Landline active
983-399 Landline active
983-400 Landline active
983-401 Landline active
983-402 Landline active
983-403 Landline active
983-404 Landline active
983-405 Landline active
983-406 Landline active
983-407 Landline active
983-408 Landline active
983-409 Landline active
983-410 Landline active
983-412 Landline active
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983-414 Landline active
983-415 Landline active
983-416 Landline active
983-417 Landline active
983-418 Landline active
983-419 Landline active
983-420 Landline active
983-421 Landline active
983-422 Landline active
983-423 Landline active
983-424 Landline active
983-425 Landline active
983-426 Landline active
983-427 Landline active
983-428 Landline active
983-429 Landline active
983-430 Landline active
983-431 Landline active
983-432 Landline active
983-433 Landline active
983-434 Landline active
983-435 Landline active
983-436 Landline active
983-437 Landline active
983-438 Landline active
983-439 Landline active
983-440 Landline active
983-441 Landline active
983-442 Landline active
983-443 Landline active
983-444 WIDE VOICE, LLC - CO DENVER Landline 656 active
983-445 Landline active
983-446 Landline active
983-447 Landline active
983-448 Landline active
983-449 Landline active
983-450 Landline active
983-451 Landline active
983-452 Landline active
983-453 Landline active
983-454 Landline active
983-455 Landline active
983-456 TELEPORT COMMUNICATIONS AMERICA, LLC - CO DENVER Landline active
983-457 Landline active
983-458 Landline active
983-459 Landline active
983-460 Landline active
983-461 Landline active
983-462 Landline active
983-463 Landline active
983-464 Landline active
983-465 Landline active
983-466 Landline active
983-467 Landline active
983-468 Landline active
983-469 Landline active
983-470 Landline active
983-471 Landline active
983-472 Landline active
983-473 Landline active
983-474 Landline active
983-475 Landline active
983-476 Landline active
983-477 Landline active
983-478 Landline active
983-479 Landline active
983-480 Landline active
983-481 Landline active
983-482 Landline active
983-483 Landline active
983-484 Landline active
983-485 Landline active
983-486 Landline active
983-487 Landline active
983-488 Landline active
983-489 Landline active
983-490 Landline active
983-491 Landline active
983-492 Landline active
983-493 Landline active
983-494 Landline active
983-495 Landline active
983-496 Landline active
983-497 Landline active
983-498 Landline active
983-499 Landline active
983-500 WIDE VOICE, LLC - CO STRASBURG Landline active
983-501 Landline active
983-502 Landline active
983-503 Landline active
983-504 Landline active
983-505 Landline active
983-506 Landline active
983-507 Landline active
983-508 Landline active
983-509 Landline active
983-510 Landline active
983-512 Landline active
983-513 Landline active
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983-516 Landline active
983-517 Landline active
983-518 Landline active
983-519 Landline active
983-520 Landline active
983-521 Landline active
983-522 Landline active
983-523 Landline active
983-524 Landline active
983-525 Landline active
983-526 Landline active
983-527 Landline active
983-528 Landline active
983-529 Landline active
983-530 Landline active
983-531 Landline active
983-532 Landline active
983-533 Landline active
983-534 Landline active
983-535 Landline active
983-536 Landline active
983-537 Landline active
983-538 Landline active
983-539 Landline active
983-540 Landline active
983-541 Landline active
983-542 Landline active
983-543 Landline active
983-544 Landline active
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983-564 Landline active
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983-567 Landline active
983-568 Landline active
983-569 Landline active
983-570 Landline active
983-571 Landline active
983-572 Landline active
983-573 Landline active
983-574 Landline active
983-575 Landline active
983-576 Landline active
983-577 Landline active
983-578 Landline active
983-579 Landline active
983-580 Landline active
983-581 Landline active
983-582 Landline active
983-583 Landline active
983-584 Landline active
983-585 Landline active
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983-587 Landline active
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983-589 Landline active
983-590 Landline active
983-591 Landline active
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983-594 Landline active
983-595 Landline active
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983-598 Landline active
983-599 Landline active
983-600 Landline active
983-601 Landline active
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983-603 Landline active
983-604 Landline active
983-605 Landline active
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983-607 Landline active
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983-609 Landline active
983-610 Landline active
983-612 Landline active
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983-624 Landline active
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983-626 Landline active
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983-629 Landline active
983-630 Landline active
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983-664 Landline active
983-665 Landline active
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983-668 Landline active
983-669 Landline active
983-670 Landline active
983-671 Landline active
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983-705 Landline active
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983-710 Landline active
983-712 Landline active
983-713 Landline active
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983-715 Landline active
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983-717 Landline active
983-718 Landline active
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983-720 Landline active
983-721 Landline active
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983-725 Landline active
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983-728 Landline active
983-729 Landline active
983-730 Landline active
983-731 Landline active
983-732 Landline active
983-733 Landline active
983-734 Landline active
983-735 Landline active
983-736 Landline active
983-737 Landline active
983-738 Landline active
983-739 Landline active
983-740 Landline active
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983-744 Landline active
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983-750 Landline active
983-751 Landline active
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983-756 Landline active
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983-761 Landline active
983-762 Landline active
983-763 Landline active
983-764 Landline active
983-765 Landline active
983-766 Landline active
983-767 Landline active
983-768 Landline active
983-769 Landline active
983-770 Landline active
983-771 Landline active
983-772 Landline active
983-773 Landline active
983-774 Landline active
983-775 Landline active
983-776 Landline active
983-777 WIDE VOICE, LLC - CO DENVER Landline 656 active
983-778 Landline active
983-779 Landline active
983-780 Landline active
983-781 Landline active
983-782 Landline active
983-783 Landline active
983-784 Landline active
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983-881 Landline active
983-882 Landline active
983-883 Landline active
983-884 Landline active
983-885 Landline active
983-886 Landline active
983-887 Landline active
983-888 WIDE VOICE, LLC - CO DENVER Landline 656 active
983-889 Landline active
983-890 Landline active
983-891 Landline active
983-892 Landline active
983-893 Landline active
983-894 Landline active
983-895 Landline active
983-896 Landline active
983-897 Landline active
983-898 Landline active
983-899 Landline active
983-900 AHOI LLC DENVER Landline active
983-901 Landline active
983-902 Landline active
983-903 Landline active
983-904 Landline active
983-905 Landline active
983-906 Landline active
983-907 Landline active
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983-930 Landline active
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983-948 Landline active
983-949 Landline active
983-951 Landline active
983-952 Landline active
983-953 Landline active
983-954 Landline active
983-955 ALLO COMMUNICATIONS LLC DENVER VoIP 656 active
983-956 Landline active
983-957 Landline active
983-960 Landline active
983-961 Landline active
983-962 Landline active
983-963 Landline active
983-964 Landline active
983-965 Landline active
983-966 Landline active
983-967 Landline active
983-968 Landline active
983-969 Landline active
983-970 Landline active
983-971 Landline active
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983-973 Landline active
983-974 Landline active
983-975 Landline active
983-977 Landline active
983-978 Landline active
983-979 Landline active
983-980 Landline active
983-981 Landline active
983-982 Landline active
983-983 ONVOY SPECTRUM, LLC LONGMONT Wireless 656 active
983-984 MASH TELECOM INC. DENVER Landline active
983-985 Landline active
983-986 Landline active
983-987 Landline active
983-988 Landline active
983-989 Landline active
983-990 Landline active
983-991 Landline active
983-992 Landline active
983-993 Landline active
983-994 Landline active
983-995 Landline active
983-996 Landline active
983-997 Landline active
983-998 Landline active
983-999 WIDE VOICE, LLC - CO DENVER Landline 656 active

Area code 983 shares its geographic region with the following overlay area codes:

303 720