NumberResearchRecent prefix assignments
366 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/18/2026
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 |
|---|---|---|---|---|---|
| 202-764 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-767 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-772 | TELEPORT COMMUNICATIONS AMERICA, LLC - DC | 7529 | WSHNGTNZN1 | DC | |
| 202-775 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-776 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-777 | TELEPORT COMMUNICATIONS AMERICA, LLC - DC | 7529 | WSHNGTNZN1 | DC | |
| 202-778 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-781 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-782 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-783 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-784 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-785 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-786 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-787 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-789 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-795 | ONVOY, LLC - DC | 850D | WSHNGTNZN1 | DC | |
| 202-797 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-799 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-801 | SPOK, INC. | 6630 | WSHNGTNZN1 | DC | |
| 202-806 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-811 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | DC | |
| 202-812 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN1 | DC | |
| 202-821 | XO D.C., INC. | 8964 | WSHNGTNZN1 | DC | |
| 202-822 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-824 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-825 | SPOK, INC. | 6630 | WSHNGTNZN1 | DC | |
| 202-828 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-829 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-832 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-833 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-835 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-837 | SPOK, INC. | 6630 | WSHNGTNZN1 | DC | |
| 202-838 | ONVOY, LLC - DC | 850D | WSHNGTNZN1 | DC | |
| 202-841 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC | 6402 | WSHNGTNZN1 | DC | |
| 202-842 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-843 | BANDWIDTH.COM CLEC, LLC - DC | 074F | WSHNGTNZN1 | DC | |
| 202-857 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-859 | SPOK, INC. | 6630 | WSHNGTNZN1 | DC | |
| 202-861 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-862 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-863 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-864 | PEERLESS NETWORK OF THE DISTRICT OF COLUMBIA, DC | 275F | WSHNGTNZN1 | DC | |
| 202-865 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-872 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-874 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-877 | PAETEC ITEL, LLC | 829J | WSHNGTNZN1 | DC | |
| 202-879 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-882 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-884 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC | |
| 202-885 | VERIZON WASHINGTON DC, INC. | 9211 | WSHNGTNZN1 | DC |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/18/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.