NumberResearchRecent prefix assignments
77 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
Sep 2026
Aug 2026
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Dec 2025
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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 281-435 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-460 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-468 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-513 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-536 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-546 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-610 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-630 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-658 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-660 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-682 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-685 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-686 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-687 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-785 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-786 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | APOLLO | TX | |
| 281-787 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-793 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-794 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-795 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-796 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-797 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-798 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-799 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-813 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-814 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-844 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 281-851 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX | |
| 301-204 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN2 | MD | |
| 301-219 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN2 | MD | |
| 301-221 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN2 | MD | |
| 301-247 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | LEONARDTN | MD | |
| 301-266 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WALDORF | MD | |
| 301-275 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN2 | MD | |
| 301-312 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN2 | MD | |
| 301-318 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN2 | MD | |
| 301-331 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | HAGERSTOWN | MD | |
| 301-332 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN3 | MD | |
| 301-335 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN2 | MD | |
| 301-346 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN3 | MD | |
| 301-385 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN2 | MD | |
| 301-401 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | FREDERICK | MD | |
| 301-412 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN2 | MD | |
| 301-501 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | OAKLAND | MD | |
| 301-503 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN2 | MD | |
| 301-508 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | MYERSVILLE | MD | |
| 301-526 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN3 | MD | |
| 301-529 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSNGTNZN10 | MD | |
| 301-535 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WALDORF | MD | |
| 301-538 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN2 | MD |
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.