NumberResearchRecent prefix assignments
352 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
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 |
|---|---|---|---|---|---|
| 785-543 | SOUTHWESTERN BELL | 9533 | PHILLIPSBG | KS | |
| 785-544 | RAINBOW TELECOMMUNICATIONS ASSOCIATION, INC. | 1820 | ROBINSON | KS | |
| 785-545 | CUNNINGHAM TEL. CO., INC. | 1761 | GLEN ELDER | KS | |
| 785-546 | SOUTHWESTERN BELL | 9533 | MARQUETTE | KS | |
| 785-547 | RAINBOW TELECOMMUNICATIONS ASSOCIATION, INC. | 1820 | WILLIS | KS | |
| 785-548 | RAINBOW TELECOMMUNICATIONS ASSOCIATION, INC. | 1820 | EVEREST | KS | |
| 785-549 | UNITED TEL. CO. OF KANSAS DBA CENTURYLINK | 1842 | MELVERN | KS | |
| 785-550 | AERIAL COMMUNICATIONS, INC. | 6701 | LAWRENCE | KS | |
| 785-554 | AERIAL COMMUNICATIONS, INC. | 6701 | TOPEKA | KS | |
| 785-555 | MULTIPLE OCN LISTING | MULT | DIR ASST | KS | |
| 785-556 | UNITED STATES CELLULAR - KS | 6267 | MANHATTAN | KS | |
| 785-558 | LEVEL 3 COMMUNICATIONS, LLC - KS | 2240 | MANHATTAN | KS | |
| 785-559 | SOUTHWESTERN BELL | 9533 | TOPEKA | KS | |
| 785-560 | SOUTHWESTERN BELL | 9533 | MANHATTAN | KS | |
| 785-562 | SOUTHWESTERN BELL | 9533 | MARYSVILLE | KS | |
| 785-564 | SOUTHWESTERN BELL | 9533 | MANHATTAN | KS | |
| 785-565 | SOUTHWESTERN BELL | 9533 | MANHATTAN | KS | |
| 785-566 | UNITED TEL. CO. OF KANSAS DBA CENTURYLINK | 1842 | POMONA | KS | |
| 785-567 | RURAL TEL. SERVICE CO., INC. DBA NEX-TECH | 1826 | LENORA | KS | |
| 785-568 | TWIN VALLEY TEL., INC. | 1840 | GLASCO | KS | |
| 785-569 | SOUTHWESTERN BELL | 9533 | BELOIT | KS | |
| 785-575 | SOUTHWESTERN BELL | 9533 | TOPEKA | KS | |
| 785-579 | COMCAST IP PHONE, LLC | 318J | JUNCTIONCY | KS | |
| 785-580 | SOUTHWESTERN BELL | 9533 | TOPEKA | KS | |
| 785-582 | UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK | 1810 | SILVERLAKE | KS | |
| 785-584 | UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK | 1810 | ROSSVILLE | KS | |
| 785-586 | S & T TEL. COOP. ASSN. | 1827 | LEVANT | KS | |
| 785-587 | SOUTHWESTERN BELL | 9533 | MANHATTAN | KS | |
| 785-589 | UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK | 1810 | HARVEYVL | KS | |
| 785-592 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LAWRENCE | KS | |
| 785-593 | CUNNINGHAM TEL. CO., INC. | 1761 | SIMPSON | KS | |
| 785-594 | UNITED TEL. CO. OF KANSAS DBA CENTURYLINK | 1842 | BALDWIN | KS | |
| 785-595 | UNITED TEL. CO. OF KANSAS DBA CENTURYLINK | 1842 | WHITECLOUD | KS | |
| 785-597 | UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK | 1810 | PERRY | KS | |
| 785-598 | TRI-COUNTY TEL. ASSN., INC. | 1839 | BUCKEYE | KS | |
| 785-608 | AERIAL COMMUNICATIONS, INC. | 6701 | TOPEKA | KS | |
| 785-611 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | KS | |
| 785-621 | NEX-TECH, LLC - KS | 4366 | HAYS | KS | |
| 785-622 | RURAL TEL. SERVICE CO., INC. DBA NEX-TECH | 1826 | EDMOND | KS | |
| 785-623 | SOUTHWESTERN BELL | 9533 | HAYS | KS | |
| 785-624 | SOUTHWESTERN BELL | 9533 | HAYS | KS | |
| 785-625 | SOUTHWESTERN BELL | 9533 | HAYS | KS | |
| 785-626 | SOUTHWESTERN BELL | 9533 | ATWOOD | KS | |
| 785-627 | RURAL TEL. SERVICE CO., INC. DBA NEX-TECH | 1826 | MORLAND | KS | |
| 785-628 | SOUTHWESTERN BELL | 9533 | HAYS | KS | |
| 785-629 | SOUTHWESTERN BELL | 9533 | MARYSVILLE | KS | |
| 785-630 | LEVEL 3 COMMUNICATIONS, LLC - KS | 2240 | CLAYCENTER | KS | |
| 785-632 | SOUTHWESTERN BELL | 9533 | CLAYCENTER | KS | |
| 785-633 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | TOPEKA | KS | |
| 785-636 | WAMEGO TEL. CO., INC. | 1845 | PAXICO | KS |
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.