Reference Data
Area Code Directory
Area Code 274 — Wauwatosa, Appleton, Green Bay, Wisconsin

Area Code 274 — Wauwatosa, Appleton, Green Bay, Wisconsin

Active

Data last updated: March 10, 2026

State
Wisconsin
Country
US
Timezone
America/Chicago
Assigned
October 11, 2024
Exchanges (NXX)
786
Carriers
10
Rate Centers
25
Overlay
Yes — 920

Top Carriers

Carrier OCN NXX Count
T-MOBILE USA, INC. 6529 8
ONVOY, LLC - WI 225C 7
METROPCS, INC. 5562 4
ONVOY SPECTRUM, LLC 624H 2
NEW CINGULAR WIRELESS PCS, LLC - IL 6534 2
TERRA NOVA TELECOM INC. 145J 1
WISCONSIN RSA #10 LIMITED PARTNERSHIP 5564 1
LEAP TELECOM, LLC 616J 1
NEW CELL DBA CELLCOM 6692 1
WAVENATION, LLC 700J 1

Rate Centers

WINNECONNE NEW LONDON TWO RIVERS ALGOMA MANITOWOC COLUMBUS LUXEMBURG GREEN BAY NESHKORO OMRO RIPON KEWAUNEE CAMBRIA DENMARK EGG HARBOR WAUTOMA OAKFIELD NEENAH SHEBOYGAN RANDOMLAKE LAKE MILLS COLLINS ROSENDALE TISCHMILLS CASCO

Exchange Listings (NXX)

NPA-NXX Carrier Rate Center Type LATA Status
274-200 ONVOY SPECTRUM, LLC WINNECONNE Wireless 350 active
274-201 T-MOBILE USA, INC. NEW LONDON Wireless 350 active
274-202 ONVOY, LLC - WI TWO RIVERS Landline 356 active
274-203 T-MOBILE USA, INC. ALGOMA Wireless 350 active
274-204 NEW CELL DBA CELLCOM MANITOWOC Wireless 356 active
274-205 T-MOBILE USA, INC. COLUMBUS Wireless 356 active
274-206 T-MOBILE USA, INC. LUXEMBURG Wireless 350 active
274-207 LEAP TELECOM, LLC GREEN BAY VoIP 350 active
274-208 T-MOBILE USA, INC. NESHKORO Wireless 350 active
274-209 T-MOBILE USA, INC. OMRO Wireless 350 active
274-210 T-MOBILE USA, INC. RIPON Wireless 350 active
274-212 WISCONSIN RSA #10 LIMITED PARTNERSHIP KEWAUNEE Wireless 350 active
274-213 T-MOBILE USA, INC. NEW LONDON Landline active
274-214 METROPCS, INC. CAMBRIA Wireless 356 active
274-215 METROPCS, INC. DENMARK Wireless 350 active
274-216 METROPCS, INC. EGG HARBOR Wireless 350 active
274-217 METROPCS, INC. WAUTOMA Wireless 350 active
274-218 WAVENATION, LLC GREEN BAY Wireless 356 active
274-219 Wireless 356 active
274-220 Wireless 356 active
274-221 Wireless 356 active
274-222 Wireless 356 active
274-223 Wireless 356 active
274-224 Wireless 356 active
274-225 Wireless 356 active
274-226 TERRA NOVA TELECOM INC. OAKFIELD Wireless 356 active
274-227 NEW CINGULAR WIRELESS PCS, LLC - IL NEENAH Wireless 350 active
274-228 NEW CINGULAR WIRELESS PCS, LLC - IL SHEBOYGAN Wireless 356 active
274-229 Landline active
274-230 Landline active
274-231 Landline active
274-232 Landline active
274-233 Landline active
274-234 Landline active
274-235 Landline active
274-236 Landline active
274-237 Landline active
274-238 Landline active
274-239 Landline active
274-240 Landline active
274-241 Landline active
274-242 Landline active
274-243 Landline active
274-244 Landline active
274-245 Landline active
274-246 Landline active
274-247 Landline active
274-248 Landline active
274-249 Landline active
274-250 Landline active
274-251 Landline active
274-252 Landline active
274-253 Landline active
274-254 Landline active
274-255 Landline active
274-256 Landline active
274-257 Landline active
274-258 Landline active
274-259 Landline active
274-260 Landline active
274-261 Landline active
274-262 Landline active
274-263 Landline active
274-264 Landline active
274-265 Landline active
274-266 Landline active
274-267 Landline active
274-268 Landline active
274-269 Landline active
274-270 Landline active
274-271 Landline active
274-272 Landline active
274-273 Landline active
274-274 ONVOY SPECTRUM, LLC MANITOWOC Wireless 356 active
274-275 Landline active
274-276 Landline active
274-277 Landline active
274-278 Landline active
274-279 Landline active
274-280 Landline active
274-281 Landline active
274-282 Landline active
274-283 Landline active
274-284 Landline active
274-285 Landline active
274-286 Landline active
274-287 Landline active
274-288 Landline active
274-289 Landline active
274-290 Landline active
274-291 Landline active
274-292 Landline active
274-293 Landline active
274-294 Landline active
274-295 Landline active
274-296 Landline active
274-297 Landline active
274-298 Landline active
274-299 Landline active
274-300 Landline active
274-301 Landline active
274-302 Landline active
274-303 Landline active
274-304 Landline active
274-305 Landline active
274-306 Landline active
274-307 Landline active
274-308 Landline active
274-309 Landline active
274-310 Landline active
274-312 Landline active
274-313 Landline active
274-314 Landline active
274-315 Landline active
274-316 Landline active
274-317 Landline active
274-318 Landline active
274-319 Landline active
274-320 Landline active
274-321 Landline active
274-322 Landline active
274-323 Landline active
274-324 Landline active
274-325 Landline active
274-326 Landline active
274-327 Landline active
274-328 Landline active
274-329 Landline active
274-330 Landline active
274-331 Landline active
274-332 Landline active
274-333 ONVOY, LLC - WI RANDOMLAKE Landline active
274-334 Landline active
274-335 Landline active
274-336 Landline active
274-337 Landline active
274-338 Landline active
274-339 Landline active
274-340 Landline active
274-341 Landline active
274-342 Landline active
274-343 Landline active
274-344 Landline active
274-345 Landline active
274-346 Landline active
274-347 Landline active
274-348 Landline active
274-349 Landline active
274-350 Landline active
274-351 Landline active
274-352 Landline active
274-353 Landline active
274-354 Landline active
274-355 Landline active
274-356 Landline active
274-357 Landline active
274-358 Landline active
274-359 Landline active
274-360 Landline active
274-361 Landline active
274-362 Landline active
274-363 Landline active
274-364 Landline active
274-365 Landline active
274-366 Landline active
274-367 Landline active
274-368 Landline active
274-369 Landline active
274-370 Landline active
274-371 Landline active
274-372 Landline active
274-373 Landline active
274-374 Landline active
274-375 Landline active
274-376 Landline active
274-377 Landline active
274-378 Landline active
274-379 Landline active
274-380 Landline active
274-381 Landline active
274-382 Landline active
274-383 Landline active
274-384 Landline active
274-385 Landline active
274-386 Landline active
274-387 Landline active
274-388 Landline active
274-389 Landline active
274-390 Landline active
274-391 Landline active
274-392 Landline active
274-393 Landline active
274-394 Landline active
274-395 Landline active
274-396 Landline active
274-397 Landline active
274-398 Landline active
274-399 Landline active
274-400 Landline active
274-401 Landline active
274-402 Landline active
274-403 Landline active
274-404 Landline active
274-405 Landline active
274-406 Landline active
274-407 Landline active
274-408 Landline active
274-409 Landline active
274-410 Landline active
274-412 Landline active
274-413 Landline active
274-414 Landline active
274-415 Landline active
274-416 Landline active
274-417 Landline active
274-418 Landline active
274-419 Landline active
274-420 Landline active
274-421 Landline active
274-422 Landline active
274-423 Landline active
274-424 Landline active
274-425 Landline active
274-426 Landline active
274-427 Landline active
274-428 Landline active
274-429 Landline active
274-430 Landline active
274-431 Landline active
274-432 Landline active
274-433 Landline active
274-434 Landline active
274-435 Landline active
274-436 Landline active
274-437 Landline active
274-438 Landline active
274-439 Landline active
274-440 Landline active
274-441 Landline active
274-442 Landline active
274-443 Landline active
274-444 ONVOY, LLC - WI LAKE MILLS Landline 356 active
274-445 Landline active
274-446 Landline active
274-447 Landline active
274-448 Landline active
274-449 Landline active
274-450 Landline active
274-451 Landline active
274-452 Landline active
274-453 Landline active
274-454 Landline active
274-455 Landline active
274-456 Landline active
274-457 Landline active
274-458 Landline active
274-459 Landline active
274-460 Landline active
274-461 Landline active
274-462 Landline active
274-463 Landline active
274-464 Landline active
274-465 Landline active
274-466 Landline active
274-467 Landline active
274-468 Landline active
274-469 Landline active
274-470 Landline active
274-471 Landline active
274-472 Landline active
274-473 Landline active
274-474 Landline active
274-475 Landline active
274-476 Landline active
274-477 Landline active
274-478 Landline active
274-479 Landline active
274-480 Landline active
274-481 Landline active
274-482 Landline active
274-483 Landline active
274-484 Landline active
274-485 Landline active
274-486 Landline active
274-487 Landline active
274-488 Landline active
274-489 Landline active
274-490 Landline active
274-491 Landline active
274-492 Landline active
274-493 Landline active
274-494 Landline active
274-495 Landline active
274-496 Landline active
274-497 Landline active
274-498 Landline active
274-499 Landline active
274-500 Landline active
274-501 Landline active
274-502 Landline active
274-503 Landline active
274-504 Landline active
274-505 Landline active
274-506 Landline active
274-507 Landline active
274-508 Landline active
274-509 Landline active
274-510 Landline active
274-512 Landline active
274-513 Landline active
274-514 Landline active
274-515 Landline active
274-516 Landline active
274-517 Landline active
274-518 Landline active
274-519 Landline active
274-520 Landline active
274-521 Landline active
274-522 Landline active
274-523 Landline active
274-524 Landline active
274-525 Landline active
274-526 Landline active
274-527 Landline active
274-528 Landline active
274-529 Landline active
274-530 Landline active
274-531 Landline active
274-532 Landline active
274-533 Landline active
274-534 Landline active
274-535 Landline active
274-536 Landline active
274-537 Landline active
274-538 Landline active
274-539 Landline active
274-540 Landline active
274-541 Landline active
274-542 Landline active
274-543 Landline active
274-544 Landline active
274-545 Landline active
274-546 Landline active
274-547 Landline active
274-548 Landline active
274-549 Landline active
274-550 Landline active
274-551 Landline active
274-552 Landline active
274-553 Landline active
274-554 Landline active
274-556 Landline active
274-557 Landline active
274-558 Landline active
274-559 Landline active
274-560 Landline active
274-561 Landline active
274-562 Landline active
274-563 Landline active
274-564 Landline active
274-565 Landline active
274-566 Landline active
274-567 Landline active
274-568 Landline active
274-569 Landline active
274-570 Landline active
274-571 Landline active
274-572 Landline active
274-573 Landline active
274-574 Landline active
274-575 Landline active
274-576 Landline active
274-577 Landline active
274-578 Landline active
274-579 Landline active
274-580 Landline active
274-581 Landline active
274-582 Landline active
274-583 Landline active
274-584 Landline active
274-585 Landline active
274-586 Landline active
274-587 Landline active
274-588 Landline active
274-589 Landline active
274-590 Landline active
274-591 Landline active
274-592 Landline active
274-593 Landline active
274-594 Landline active
274-595 Landline active
274-596 Landline active
274-597 Landline active
274-598 Landline active
274-599 Landline active
274-600 Landline active
274-601 Landline active
274-602 Landline active
274-603 Landline active
274-604 Landline active
274-605 Landline active
274-606 Landline active
274-607 Landline active
274-608 Landline active
274-609 Landline active
274-610 Landline active
274-612 Landline active
274-613 Landline active
274-614 Landline active
274-615 Landline active
274-616 Landline active
274-617 Landline active
274-618 Landline active
274-619 Landline active
274-620 Landline active
274-621 Landline active
274-622 Landline active
274-623 Landline active
274-624 Landline active
274-625 Landline active
274-626 Landline active
274-627 Landline active
274-628 Landline active
274-629 Landline active
274-630 Landline active
274-631 Landline active
274-632 Landline active
274-633 Landline active
274-634 Landline active
274-635 Landline active
274-636 Landline active
274-637 Landline active
274-638 Landline active
274-639 Landline active
274-640 Landline active
274-641 Landline active
274-642 Landline active
274-643 Landline active
274-644 Landline active
274-645 Landline active
274-646 Landline active
274-647 Landline active
274-648 Landline active
274-649 Landline active
274-650 Landline active
274-651 Landline active
274-652 Landline active
274-653 Landline active
274-654 Landline active
274-655 Landline active
274-656 Landline active
274-657 Landline active
274-658 Landline active
274-659 Landline active
274-660 Landline active
274-661 Landline active
274-662 Landline active
274-663 Landline active
274-664 Landline active
274-665 Landline active
274-666 ONVOY, LLC - WI COLLINS Landline active
274-667 Landline active
274-668 Landline active
274-669 Landline active
274-670 Landline active
274-671 Landline active
274-672 Landline active
274-673 Landline active
274-674 Landline active
274-675 Landline active
274-676 Landline active
274-677 Landline active
274-678 Landline active
274-679 Landline active
274-680 Landline active
274-681 Landline active
274-682 Landline active
274-683 Landline active
274-684 Landline active
274-685 Landline active
274-686 Landline active
274-687 Landline active
274-688 Landline active
274-689 Landline active
274-690 Landline active
274-691 Landline active
274-692 Landline active
274-693 Landline active
274-694 Landline active
274-695 Landline active
274-696 Landline active
274-697 Landline active
274-698 Landline active
274-699 Landline active
274-701 Landline active
274-702 Landline active
274-703 Landline active
274-704 Landline active
274-705 Landline active
274-706 Landline active
274-707 Landline active
274-708 Landline active
274-709 Landline active
274-710 Landline active
274-712 Landline active
274-713 Landline active
274-714 Landline active
274-715 Landline active
274-716 Landline active
274-717 Landline active
274-718 Landline active
274-719 Landline active
274-720 Landline active
274-721 Landline active
274-722 Landline active
274-723 Landline active
274-724 Landline active
274-725 Landline active
274-726 Landline active
274-727 Landline active
274-728 Landline active
274-729 Landline active
274-730 Landline active
274-731 Landline active
274-732 Landline active
274-733 Landline active
274-734 Landline active
274-735 Landline active
274-736 Landline active
274-737 Landline active
274-738 Landline active
274-739 Landline active
274-740 Landline active
274-741 Landline active
274-742 Landline active
274-743 Landline active
274-744 Landline active
274-745 Landline active
274-746 Landline active
274-747 Landline active
274-748 Landline active
274-749 Landline active
274-750 Landline active
274-751 Landline active
274-752 Landline active
274-753 Landline active
274-754 Landline active
274-755 Landline active
274-756 Landline active
274-757 Landline active
274-758 Landline active
274-759 Landline active
274-760 Landline active
274-761 Landline active
274-762 Landline active
274-763 Landline active
274-764 Landline active
274-765 Landline active
274-766 Landline active
274-767 Landline active
274-768 Landline active
274-769 Landline active
274-770 Landline active
274-771 Landline active
274-772 Landline active
274-773 Landline active
274-774 Landline active
274-775 Landline active
274-776 Landline active
274-777 ONVOY, LLC - WI ROSENDALE Landline 356 active
274-778 Landline active
274-779 Landline active
274-780 Landline active
274-781 Landline active
274-782 Landline active
274-783 Landline active
274-784 Landline active
274-785 Landline active
274-786 Landline active
274-787 Landline active
274-788 Landline active
274-789 Landline active
274-790 Landline active
274-791 Landline active
274-792 Landline active
274-793 Landline active
274-794 Landline active
274-795 Landline active
274-796 Landline active
274-797 Landline active
274-798 Landline active
274-799 Landline active
274-800 Landline active
274-801 Landline active
274-802 Landline active
274-803 Landline active
274-804 Landline active
274-805 Landline active
274-806 Landline active
274-807 Landline active
274-808 Landline active
274-809 Landline active
274-810 Landline active
274-812 Landline active
274-813 Landline active
274-814 Landline active
274-815 Landline active
274-816 Landline active
274-817 Landline active
274-818 Landline active
274-819 Landline active
274-820 Landline active
274-821 Landline active
274-822 Landline active
274-823 Landline active
274-824 Landline active
274-825 Landline active
274-826 Landline active
274-827 Landline active
274-828 Landline active
274-829 Landline active
274-830 Landline active
274-831 Landline active
274-832 Landline active
274-833 Landline active
274-834 Landline active
274-835 Landline active
274-836 Landline active
274-837 Landline active
274-838 Landline active
274-839 Landline active
274-840 Landline active
274-841 Landline active
274-842 Landline active
274-843 Landline active
274-844 Landline active
274-845 Landline active
274-846 Landline active
274-847 Landline active
274-848 Landline active
274-849 Landline active
274-850 Landline active
274-851 Landline active
274-852 Landline active
274-853 Landline active
274-854 Landline active
274-855 Landline active
274-856 Landline active
274-857 Landline active
274-858 Landline active
274-859 Landline active
274-860 Landline active
274-861 Landline active
274-862 Landline active
274-863 Landline active
274-864 Landline active
274-865 Landline active
274-866 Landline active
274-867 Landline active
274-868 Landline active
274-869 Landline active
274-870 Landline active
274-871 Landline active
274-872 Landline active
274-873 Landline active
274-874 Landline active
274-875 Landline active
274-876 Landline active
274-877 Landline active
274-878 Landline active
274-879 Landline active
274-880 Landline active
274-881 Landline active
274-882 Landline active
274-883 Landline active
274-884 Landline active
274-885 Landline active
274-886 Landline active
274-887 Landline active
274-888 ONVOY, LLC - WI TISCHMILLS Landline 356 active
274-889 Landline active
274-890 Landline active
274-891 Landline active
274-892 Landline active
274-893 Landline active
274-894 Landline active
274-895 Landline active
274-896 Landline active
274-897 Landline active
274-898 Landline active
274-899 Landline active
274-900 Landline active
274-901 Landline active
274-902 Landline active
274-903 Landline active
274-904 Landline active
274-905 Landline active
274-906 Landline active
274-907 Landline active
274-908 Landline active
274-909 Landline active
274-910 Landline active
274-912 Landline active
274-913 Landline active
274-914 Landline active
274-915 Landline active
274-916 Landline active
274-917 Landline active
274-918 Landline active
274-919 Landline active
274-920 Landline active
274-921 Landline active
274-922 Landline active
274-923 Landline active
274-924 Landline active
274-925 Landline active
274-926 Landline active
274-927 Landline active
274-928 Landline active
274-929 Landline active
274-930 Landline active
274-931 Landline active
274-932 Landline active
274-933 Landline active
274-934 Landline active
274-935 Landline active
274-936 Landline active
274-937 Landline active
274-938 Landline active
274-939 Landline active
274-940 Landline active
274-941 Landline active
274-942 Landline active
274-943 Landline active
274-944 Landline active
274-945 Landline active
274-946 Landline active
274-947 Landline active
274-948 Landline active
274-949 Landline active
274-951 Landline active
274-952 Landline active
274-953 Landline active
274-954 Landline active
274-955 Landline active
274-956 Landline active
274-957 Landline active
274-960 Landline active
274-961 Landline active
274-962 Landline active
274-963 Landline active
274-964 Landline active
274-965 Landline active
274-966 Landline active
274-967 Landline active
274-968 Landline active
274-969 Landline active
274-970 Landline active
274-971 Landline active
274-972 Landline active
274-973 Landline active
274-974 Landline active
274-975 Landline active
274-977 Landline active
274-978 Landline active
274-979 Landline active
274-980 Landline active
274-981 Landline active
274-982 Landline active
274-983 Landline active
274-984 Landline active
274-985 Landline active
274-986 Landline active
274-987 Landline active
274-988 Landline active
274-989 Landline active
274-990 Landline active
274-991 Landline active
274-992 Landline active
274-993 Landline active
274-994 Landline active
274-995 Landline active
274-996 Landline active
274-997 Landline active
274-998 Landline active
274-999 ONVOY, LLC - WI CASCO Landline 350 active

Area code 274 shares its geographic region with the following overlay area codes:

920