NumberResearchRecent prefix assignments
371 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/19/2026
Which carriers received which NPA-NXX prefixes, and where. Assignments are initial assignments from NANPA records — because of number portability, the current serving carrier of individual numbers may differ. For finer-grained activity, see the thousands-block view above.
Most active assignees, last 30 days
New assignments by month
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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 920-691 | PAETEC ITEL, LLC | 829J | FTATKINSON | WI | |
| 920-693 | EASTCOAST TELECOM, INC. | 0914 | CLEVELAND | WI | |
| 920-694 | PAETEC ITEL, LLC | 829J | SHEBOYGAN | WI | |
| 920-696 | FRONTIER NORTH INC. - WI | 0886 | CLYMAN | WI | |
| 920-699 | RIVERSIDE TELCOM, INC. | 0943 | JOHNSONCRK | WI | |
| 920-700 | WI | ||||
| 920-703 | AMERICAN MESSAGING SERVICES, LLC | 9748 | OSHKOSH | WI | |
| 920-704 | AMERICAN MESSAGING SERVICES, LLC | 9748 | GREEN BAY | WI | |
| 920-705 | AMERICAN MESSAGING SERVICES, LLC | 9748 | GREEN BAY | WI | |
| 920-711 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | WI | |
| 920-712 | TDS METROCOM, LLC | 520K | GREEN BAY | WI | |
| 920-713 | TDS METROCOM, LLC | 520K | GREEN BAY | WI | |
| 920-716 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | 6508 | APPLETON | WI | |
| 920-718 | ONVOY, LLC - WI | 225C | OSHKOSH | WI | |
| 920-720 | WISCONSIN BELL INC | 9327 | NEENAH | WI | |
| 920-721 | WISCONSIN BELL INC | 9327 | NEENAH | WI | |
| 920-722 | WISCONSIN BELL INC | 9327 | NEENAH | WI | |
| 920-723 | UNITED STATES CELLULAR - WI | 6274 | FTATKINSON | WI | |
| 920-724 | NET LEC, INC. | 6183 | STURGEONBY | WI | |
| 920-725 | WISCONSIN BELL INC | 9327 | NEENAH | WI | |
| 920-726 | LAKEFIELD TEL. CO. | 0896 | NEWTON | WI | |
| 920-727 | WISCONSIN BELL INC | 9327 | NEENAH | WI | |
| 920-729 | WISCONSIN BELL INC | 9327 | NEENAH | WI | |
| 920-730 | WISCONSIN BELL INC | 9327 | APPLETON | WI | |
| 920-731 | WISCONSIN BELL INC | 9327 | APPLETON | WI | |
| 920-732 | FRONTIER NORTH INC. - WI | 0886 | WHITELAW | WI | |
| 920-733 | WISCONSIN BELL INC | 9327 | APPLETON | WI | |
| 920-734 | WISCONSIN BELL INC | 9327 | APPLETON | WI | |
| 920-735 | WISCONSIN BELL INC | 9327 | APPLETON | WI | |
| 920-736 | SPOK, INC. | 6630 | FONDDU LAC | WI | |
| 920-737 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | 6508 | GREEN BAY | WI | |
| 920-738 | WISCONSIN BELL INC | 9327 | APPLETON | WI | |
| 920-739 | WISCONSIN BELL INC | 9327 | APPLETON | WI | |
| 920-740 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | 6508 | APPLETON | WI | |
| 920-743 | WISCONSIN BELL INC | 9327 | STURGEONBY | WI | |
| 920-744 | LEVEL 3 COMMUNICATIONS, LLC - WI | 5489 | OSHKOSH | WI | |
| 920-745 | BRIGHTSPEED OF WESTERN WISCONSIN, LLC | 0922 | RIPON | WI | |
| 920-746 | WISCONSIN BELL INC | 9327 | STURGEONBY | WI | |
| 920-747 | T-MOBILE USA, INC. | 6529 | JEFFERSON | WI | |
| 920-748 | BRIGHTSPEED OF WESTERN WISCONSIN, LLC | 0922 | RIPON | WI | |
| 920-749 | WISCONSIN BELL INC | 9327 | APPLETON | WI | |
| 920-751 | WISCONSIN BELL INC | 9327 | NEENAH | WI | |
| 920-753 | FRONTIER NORTH INC. - WI | 0886 | MT CALVARY | WI | |
| 920-754 | FRONTIER NORTH INC. - WI | 0886 | REEDSVILLE | WI | |
| 920-755 | FRONTIER NORTH INC. - WI | 0886 | MISHICOT | WI | |
| 920-756 | FRONTIER NORTH INC. - WI | 0886 | BRILLION | WI | |
| 920-757 | WISCONSIN BELL INC | 9327 | APPLETON | WI | |
| 920-758 | LAKEFIELD TEL. CO. | 0896 | NEWTONBURG | WI | |
| 920-759 | WISCONSIN BELL INC | 9327 | KAUKAUNA | WI | |
| 920-763 | LEVEL 3 TELECOM OF WISCONSIN, LP - WI | 7322 | BEAVER DAM | WI |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.