NumberResearch Membership · Data 2026-04

Recent prefix assignments

380 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 2026-04

Full prefixes (NXX) Thousands-blocks (1,000-number pools)

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
8X8, INC. 38
ONVOY, LLC - CA 37
NEW CINGULAR WIRELESS PCS, LLC - IL 33
NEW CINGULAR WIRELESS PCS, LLC - DC 30
ONVOY, LLC - TX 18
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
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Recent NPA-NXX prefix assignments
AssignedNPA-NXXAssigneeOCNRate centerState
801-958 UT
801-959 UT
801-961 QWEST CORPORATION 9636 SALT LAKE UT
801-962 QWEST CORPORATION 9636 MIDVALE UT
801-963 QWEST CORPORATION 9636 MIDVALE UT
801-964 QWEST CORPORATION 9636 MIDVALE UT
801-965 QWEST CORPORATION 9636 MIDVALE UT
801-966 QWEST CORPORATION 9636 MIDVALE UT
801-967 QWEST CORPORATION 9636 MIDVALE UT
801-968 QWEST CORPORATION 9636 MIDVALE UT
801-969 QWEST CORPORATION 9636 MIDVALE UT
801-971 NEW CINGULAR WIRELESS PCS, LLC 6010 SALT LAKE UT
801-972 QWEST CORPORATION 9636 SALT LAKE UT
801-973 QWEST CORPORATION 9636 SALT LAKE UT
801-974 QWEST CORPORATION 9636 SALT LAKE UT
801-975 QWEST CORPORATION 9636 SALT LAKE UT
801-976 UT
801-977 QWEST CORPORATION 9636 SALT LAKE UT
801-978 QWEST CORPORATION 9636 SALT LAKE UT
801-979 T-MOBILE USA, INC. 6529 SALT LAKE UT
801-981 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 7530 MIDVALE UT
801-982 QWEST CORPORATION 9636 MIDVALE UT
801-983 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 7229 SALT LAKE UT
801-984 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 7229 MIDVALE UT
801-985 QWEST CORPORATION 9636 CLEARFIELD UT
801-986 SPOK, INC. 6630 SALT LAKE UT
801-987 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 7229 MIDVALE UT
801-988 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 7229 MIDVALE UT
801-990 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 7176 SALT LAKE UT
801-991 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 7176 KAYSVILLE UT
801-992 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 7530 BOUNTIFUL UT
801-993 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 7229 MIDVALE UT
801-994 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 7229 SALT LAKE UT
801-996 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 7530 MIDVALE UT
801-997 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 7176 MIDVALE UT
801-998 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 7530 MIDVALE UT
801-999 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 7530 MIDVALE UT
802-201 CONSOLIDATED COMMUNICATIONS OF VERMONT COMPANY 5115 XXXXXXXXXX VT
802-202 CONSOLIDATED COMMUNICATIONS OF VERMONT COMPANY 5115 XXXXXXXXXX VT
802-209 LEVEL 3 COMMUNICATIONS, LLC - VT 9450 ALBANY VT
802-211 MULTIPLE OCN LISTING MULT XXXXXXXXXX VT
802-213 ONVOY, LLC - VT 451F UNDERHILL VT
802-216 LEVEL 3 COMMUNICATIONS, LLC - VT 9450 BELLOWSFLS VT
802-221 LEVEL 3 COMMUNICATIONS, LLC - VT 9450 NEWFANE VT
802-222 CONSOLIDATED COMMUNICATIONS OF VERMONT COMPANY 5115 BRADFORD VT
802-223 CONSOLIDATED COMMUNICATIONS OF VERMONT COMPANY 5115 MONTPELIER VT
802-224 CONSOLIDATED COMMUNICATIONS OF VERMONT COMPANY 5115 MONTPELIER VT
802-225 LEVEL 3 COMMUNICATIONS, LLC - VT 9450 MONTPELIER VT
802-226 LUDLOW TEL. CO. 0058 PROCTORSVL VT
802-227 LEVEL 3 COMMUNICATIONS, LLC - VT 9450 DANVILLE VT

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.