UNITED STATES CELLULAR - WI
76 prefixes in 608 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 608-206 | MADISON | 6274 | — | Yes |
| 608-212 | MADISON | 6274 | — | Yes |
| 608-214 | MONROE | 6274 | — | Yes |
| 608-219 | MADISON | 6274 | — | Yes |
| 608-220 | MADISON | 6274 | — | Yes |
| 608-225 | MADISON | 6274 | — | Yes |
| 608-228 | MADISON | 6274 | — | Yes |
| 608-235 | MADISON | 6274 | — | Yes |
| 608-247 | JANESVILLE | 6274 | — | Yes |
| 608-279 | MADISON | 6274 | — | Yes |
| 608-289 | JANESVILLE | 6274 | — | Yes |
| 608-290 | JANESVILLE | 6274 | — | Yes |
| 608-295 | JANESVILLE | 6274 | — | Yes |
| 608-317 | LA CROSSE | 6274 | — | Yes |
| 608-330 | PLATTEVL | 6274 | 2004-05-24 | Yes |
| 608-341 | DODGEVILLE | 6274 | — | Yes |
| 608-343 | TOMAH | 6274 | — | Yes |
| 608-344 | TOMAH | 6274 | — | Yes |
| 608-369 | WESTFIELD | 6274 | — | Yes |
| 608-370 | SAUK CITY | 6274 | 2001-05-11 | Yes |
| 608-386 | LA CROSSE | 6274 | — | Yes |
| 608-393 | BARABOO | 6274 | — | Yes |
| 608-403 | ADAMS | 6274 | — | Yes |
| 608-412 | PRARIDCHIN | 6274 | 2003-10-01 | Yes |
| 608-415 | REEDSBURG | 6274 | 2003-10-02 | Yes |
| 608-422 | MADISON | 6274 | 2014-02-27 | Yes |
| 608-426 | MONROE | 6274 | — | Yes |
| 608-432 | WISCONDLLS | 6274 | — | Yes |
| 608-434 | BARABOO | 6274 | 2002-03-13 | Yes |
| 608-438 | MADISON | 6274 | 2002-01-15 | Yes |
| 608-444 | MADISON | 6274 | — | Yes |
| 608-445 | MADISON | 6274 | 2001-04-03 | Yes |
| 608-450 | OXFORD | 6274 | 2008-02-11 | Yes |
| 608-459 | SPG GREEN | 6274 | 2009-08-14 | Yes |
| 608-480 | STOUGHTON | 6274 | 2016-06-08 | Yes |
| 608-482 | DARLINGTON | 6274 | 2002-07-17 | Yes |
| 608-484 | GALESVILLE | 6274 | 2002-07-17 | Yes |
| 608-485 | BOSCOBEL | 6274 | 2002-07-17 | Yes |
| 608-487 | SPARTA | 6274 | 2002-04-29 | Yes |
| 608-490 | EVANSVILLE | 6274 | 2007-03-21 | Yes |
| 608-513 | MADISON | 6274 | — | Yes |
| 608-516 | MADISON | 6274 | — | Yes |
| 608-521 | READSTOWN | 6274 | 2008-10-08 | Yes |
| 608-545 | YUBA | 6274 | 2008-10-08 | Yes |
| 608-547 | MAUSTON | 6274 | — | Yes |
| 608-548 | MAUSTON | 6274 | — | Yes |
| 608-558 | MONROE | 6274 | — | Yes |
| 608-573 | POYNETTE | 6274 | 2014-09-04 | Yes |
| 608-574 | DODGEVILLE | 6274 | — | Yes |
| 608-575 | MADISON | 6274 | — | Yes |
| 608-576 | MADISON | 6274 | — | Yes |
| 608-577 | MADISON | 6274 | 2002-08-28 | Yes |
| 608-598 | MADISON | 6274 | 2015-07-31 | Yes |
| 608-604 | RICHLD CTR | 6274 | — | Yes |
| 608-606 | VIROQUA | 6274 | — | Yes |
| 608-617 | PORTAGE | 6274 | 2001-02-12 | Yes |
| 608-619 | COONVALLEY | 6274 | 2008-02-11 | Yes |
| 608-631 | BELOIT | 6274 | 2019-09-09 | Yes |
| 608-639 | LA FARGE | 6274 | 2008-10-08 | Yes |
| 608-640 | MADISON | 6274 | 2016-08-01 | Yes |
| 608-671 | BELOIT | 6274 | 2021-06-18 | Yes |
| 608-693 | WESTBY | 6274 | 2017-04-03 | Yes |
| 608-697 | PORTAGE | 6274 | — | Yes |
| 608-712 | MADISON | 6274 | — | Yes |
| 608-732 | PLATTEVL | 6274 | — | Yes |
| 608-751 | JANESVILLE | 6274 | — | Yes |
| 608-778 | PLATTEVL | 6274 | — | Yes |
| 608-790 | LA CROSSE | 6274 | — | Yes |
| 608-792 | LA CROSSE | 6274 | — | Yes |
| 608-804 | GENOA | 6274 | 2008-10-08 | Yes |
| 608-843 | MADISON | 6274 | 2003-04-18 | Yes |
| 608-885 | LANCASTER | 6274 | 2016-01-13 | Yes |
| 608-921 | JANESVILLE | 6274 | 2001-01-17 | Yes |
| 608-931 | JANESVILLE | 6274 | 2001-12-31 | Yes |
| 608-963 | BARABOO | 6274 | — | Yes |
| 608-973 | BRODHEAD | 6274 | 2025-04-04 | Yes |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.