NumberResearchRecent prefix assignments
369 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 2026-04
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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| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 304-895 | CITIZENS TEL CO OF WV DBA FRONTIER OF WV | 0270 | LETART | WV | |
| 304-897 | HARDY TELECOMMUNICATIONS, INC. | 0259 | LOST RIVER | WV | |
| 304-898 | CITIZENS TEL CO OF WV DBA FRONTIER OF WV | 0270 | OAKVALE | WV | |
| 304-899 | FIBERNET, LLC - WV | 4095 | WILLIAMSON | WV | |
| 304-910 | T-MOBILE USA, INC. | 6529 | BLUEFIELD | WV | |
| 304-911 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | WV | |
| 304-913 | CSC VOICE, LLC | 612K | PRINCETON | WV | |
| 304-917 | CSC VOICE, LLC | 612K | PRKRSBGZN1 | WV | |
| 304-920 | UNITED STATES CELLULAR - WV | 6284 | BLUEFIELD | WV | |
| 304-921 | UNITED STATES CELLULAR - WV | 6284 | BLUEFIELD | WV | |
| 304-922 | T-MOBILE USA, INC. | 6529 | BLUEFIELD | WV | |
| 304-924 | FRONTIER WEST VIRGINIA INC. | 9214 | ROCK CAVE | WV | |
| 304-925 | FRONTIER WEST VIRGINIA INC. | 9214 | CHRLSTNZN1 | WV | |
| 304-926 | FRONTIER WEST VIRGINIA INC. | 9214 | CHRLSTNZN1 | WV | |
| 304-927 | FRONTIER WEST VIRGINIA INC. | 9214 | SPENCER | WV | |
| 304-929 | FIBERNET, LLC - WV | 4095 | BECKLEY | WV | |
| 304-934 | FRONTIER WEST VIRGINIA INC. | 9214 | GLENDANIEL | WV | |
| 304-935 | BANDWIDTH.COM CLEC, LLC - WV | 080F | CHRLSTNZN3 | WV | |
| 304-936 | TELNYX LLC | 073H | WINFIELD | WV | |
| 304-937 | FRONTIER WEST VIRGINIA INC. | 9214 | BUFFALO | WV | |
| 304-938 | FRONTIER WEST VIRGINIA INC. | 9214 | IAEGER | WV | |
| 304-941 | FRONTIER WEST VIRGINIA INC. | 9214 | CHRLSTNZN1 | WV | |
| 304-942 | FRONTIER WEST VIRGINIA INC. | 9214 | HNTNGTNZN1 | WV | |
| 304-943 | FRONTIER WEST VIRGINIA INC. | 9214 | MORGANTOWN | WV | |
| 304-946 | FRONTIER WEST VIRGINIA INC. | 9214 | LOGAN | WV | |
| 304-947 | CITIZENS TEL CO OF WV DBA FRONTIER OF WV | 0270 | PAW PAW | WV | |
| 304-949 | FRONTIER WEST VIRGINIA INC. | 9214 | CHRLSTNZN4 | WV | |
| 304-950 | WV | ||||
| 304-954 | FRONTIER WEST VIRGINIA INC. | 9214 | CHRLSTNZN1 | WV | |
| 304-955 | T-MOBILE USA, INC. | 6529 | HNTNGTNZN2 | WV | |
| 304-958 | WV | ||||
| 304-959 | WV | ||||
| 304-961 | COMMIO, LLC | 939H | PRINCETON | WV | |
| 304-965 | FRONTIER WEST VIRGINIA INC. | 9214 | CHRLSTNZN3 | WV | |
| 304-967 | FRONTIER WEST VIRGINIA INC. | 9214 | BRADSHAW | WV | |
| 304-968 | FRONTIER WEST VIRGINIA INC. | 9214 | DUTCHRIDGE | WV | |
| 304-971 | CSC VOICE, LLC | 612K | NEW HAVEN | WV | |
| 304-973 | CSC VOICE, LLC | 612K | BELMONT | WV | |
| 304-976 | WV | ||||
| 304-977 | CSC VOICE, LLC | 612K | MATOAKA | WV | |
| 304-978 | CSC VOICE, LLC | 612K | CLAY | WV | |
| 304-983 | WEST SIDE TEL CO | 0277 | LAUREL PT | WV | |
| 304-984 | FRONTIER WEST VIRGINIA INC. | 9214 | CHRLSTNZN2 | WV | |
| 304-986 | FRONTIER WEST VIRGINIA INC. | 9214 | MANNINGTON | WV | |
| 304-988 | FRONTIER WEST VIRGINIA INC. | 9214 | CHRLSTNZN2 | WV | |
| 304-992 | AERIAL COMMUNICATIONS, INC. | 6701 | LEWISBURG | WV | |
| 304-998 | FRONTIER WEST VIRGINIA INC. | 9214 | XXXXXXXXXX | WV | |
| 305-200 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-201 | ABC PAGING CITY BEEPERS, INC. | 6548 | MIAMI | FL | |
| 305-205 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MIAMI | FL |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 2026-04 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.