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
Sep 2026
Aug 2026
Jul 2026
Jun 2026
May 2026
Apr 2026
Mar 2026
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2006-06-27 | 306-205 | Zayo Canada Inc. | 8304 | Regina | — |
| 2006-06-27 | 450-333 | Videotron Ltd. | 8306 | Rawdon | — |
| 2006-06-27 | 450-591 | Videotron Ltd. | 8306 | L'Epiphanie-l'Assomption | — |
| 2006-06-27 | 450-841 | Videotron Ltd. | 8306 | Le Gardeur | — |
| 2006-06-27 | 514-459 | Zayo Canada Inc. | 8304 | Pointe-Claire | — |
| 2006-06-27 | 518-944 | LEVEL 3 TELECOM OF NEW YORK, LP - NY | 8473 | ALBANY | NY |
| 2006-06-27 | 519-946 | Zayo Canada Inc. | 8304 | Windsor | — |
| 2006-06-27 | 519-952 | Rogers Communications Canada Inc. (Cable) | 743B | Jarvis | — |
| 2006-06-27 | 570-808 | CTSI, INC. - PA | 7513 | WILKSBARRE | PA |
| 2006-06-27 | 705-585 | Zayo Canada Inc. | 8304 | Sudbury | — |
| 2006-06-27 | 717-498 | COMCAST IP PHONE, LLC | 318J | MERCERSBG | PA |
| 2006-06-27 | 717-595 | COMCAST IP PHONE, LLC | 318J | ST THOMAS | PA |
| 2006-06-27 | 717-643 | COMCAST IP PHONE, LLC | 318J | GREENCASTL | PA |
| 2006-06-27 | 769-299 | GULFPINES COMMUNICATIONS, LLC | 2987 | COLLINS | MS |
| 2006-06-27 | 769-456 | GULFPINES COMMUNICATIONS, LLC | 2987 | PURVIS | MS |
| 2006-06-27 | 769-717 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | 6396 | PICAYUNE | MS |
| 2006-06-27 | 778-263 | Zayo Canada Inc. | 8304 | Ladner | — |
| 2006-06-27 | 850-744 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PAXTON | FL |
| 2006-06-23 | 217-607 | COMCAST IP PHONE, LLC | 318J | CHAMPAURBN | IL |
| 2006-06-23 | 217-679 | COMCAST IP PHONE, LLC | 318J | SPRINGFLD | IL |
| 2006-06-23 | 309-966 | COMCAST IP PHONE, LLC | 318J | PEORIA | IL |
| 2006-06-23 | 450-272 | TELUS Mobility | 8303 | St-Jean | — |
| 2006-06-23 | 450-389 | Videotron Ltd. | 8306 | Crabtree | — |
| 2006-06-23 | 450-935 | Videotron Ltd. | 8306 | Lavaltrie | — |
| 2006-06-23 | 519-441 | Bell Mobility | 6574 | Goderich | — |
| 2006-06-23 | 519-540 | Bell Mobility | 6574 | Walkerton | — |
| 2006-06-23 | 708-949 | T-MOBILE USA, INC. | 6529 | ORLAND | IL |
| 2006-06-23 | 724-678 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | 6392 | WASHINGTON | PA |
| 2006-06-23 | 773-840 | PAETEC ITEL, LLC | 829J | CHICGOZN10 | IL |
| 2006-06-23 | 804-308 | COMCAST IP PHONE, LLC | 318J | RICHMOND | VA |
| 2006-06-23 | 812-919 | BLUERIVER COMMUNICATIONS, INC. - IN | 8943 | BROWNSTOWN | IN |
| 2006-06-23 | 812-992 | BLUERIVER COMMUNICATIONS, INC. - IN | 8943 | MITCHELL | IN |
| 2006-06-23 | 815-708 | COMCAST IP PHONE, LLC | 318J | ROCKFORD | IL |
| 2006-06-23 | 819-237 | Bell Mobility | 6574 | Lac-Megantic | — |
| 2006-06-23 | 819-447 | IVIC Telecom s.e.n.c | 817D | Daveluyville | — |
| 2006-06-23 | 819-715 | IVIC Telecom s.e.n.c | 817D | Villeroy | — |
| 2006-06-23 | 819-749 | IVIC Telecom s.e.n.c | 817D | Tingwick | — |
| 2006-06-21 | 251-622 | PAETEC ITEL, LLC | 829J | MOBILE | AL |
| 2006-06-21 | 289-303 | Bell Mobility | 6574 | Fort Erie | — |
| 2006-06-21 | 301-328 | COMCAST IP PHONE, LLC | 318J | WSHNGTNZN3 | MD |
| 2006-06-21 | 307-392 | LEVEL 3 COMMUNICATIONS, LLC - WY | 9416 | BORDER | WY |
| 2006-06-21 | 403-479 | Bell Mobility | 6574 | Calgary | — |
| 2006-06-21 | 405-464 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | OKLA CITY | OK |
| 2006-06-21 | 405-618 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | OKLA CITY | OK |
| 2006-06-21 | 405-795 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | OKLA CITY | OK |
| 2006-06-21 | 443-965 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | BALTIMORE | MD |
| 2006-06-21 | 530-638 | T-MOBILE USA, INC. | 6529 | REDDING | CA |
| 2006-06-21 | 540-597 | PAETEC ITEL, LLC | 829J | ROANOKE | VA |
| 2006-06-21 | 630-999 | T-MOBILE USA, INC. | 6529 | SUGARGROVE | IL |
| 2006-06-21 | 708-248 | COMCAST IP PHONE, LLC | 318J | CHICAGOHTS | IL |
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.