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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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 240-383 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN2 | MD | |
| 240-401 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSNGTNZN10 | MD | |
| 240-409 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | FREDERICK | MD | |
| 240-447 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSNGTNZN10 | MD | |
| 240-449 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | GAITHERSBG | MD | |
| 240-460 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN3 | MD | |
| 240-461 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN3 | MD | |
| 240-463 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN3 | MD | |
| 240-472 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN3 | MD | |
| 240-475 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN3 | MD | |
| 240-519 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN2 | MD | |
| 240-541 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN2 | MD | |
| 240-675 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | MYERSVILLE | MD | |
| 240-727 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | CUMBERLAND | MD | |
| 240-731 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSNGTNZN10 | MD | |
| 240-888 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSNGTNZN10 | MD | |
| 240-893 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN3 | MD | |
| 248-202 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI | |
| 248-217 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ROYAL OAK | MI | |
| 248-219 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ROYAL OAK | MI | |
| 248-224 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ROYAL OAK | MI | |
| 248-225 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BIRMINGHAM | MI | |
| 248-227 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BIRMINGHAM | MI | |
| 248-229 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BIRMINGHAM | MI | |
| 248-231 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | NORTHVILLE | MI | |
| 248-245 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOLLY | MI | |
| 248-345 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | NORTHVILLE | MI | |
| 248-376 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ROYAL OAK | MI | |
| 248-420 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI | |
| 248-421 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI | |
| 248-425 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI | |
| 248-462 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI | |
| 248-464 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI | |
| 248-494 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI | |
| 248-613 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI | |
| 248-622 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI | |
| 248-701 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI | |
| 248-705 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI | |
| 248-719 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | NORTHVILLE | MI | |
| 248-736 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI | |
| 248-760 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI | |
| 248-761 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ROYAL OAK | MI | |
| 248-766 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI | |
| 248-772 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | FARMINGTON | MI | |
| 248-797 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ROYAL OAK | MI | |
| 248-818 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI | |
| 248-821 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI | |
| 248-877 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI | |
| 248-881 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI | |
| 248-882 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PONTIAC | MI |
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.