NumberResearch Membership · Data 09/18/2026

Recent prefix assignments

4 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/18/2026

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
EXIANT COMMUNICATIONS LLC 4
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
2022-11-15 585-550 EXIANT COMMUNICATIONS LLC 114J ROCHESTER NY
2022-10-11 680-680 EXIANT COMMUNICATIONS LLC 114J PHELPS NY
2019-11-05 225-433 EXIANT COMMUNICATIONS LLC 114J BATONROUGE LA
2019-11-05 318-725 EXIANT COMMUNICATIONS LLC 114J SHREVEPORT LA
2019-11-05 337-270 EXIANT COMMUNICATIONS LLC 114J LAFAYETTE LA
2019-11-05 504-384 EXIANT COMMUNICATIONS LLC 114J NEWORLEANS LA
2019-11-05 743-229 EXIANT COMMUNICATIONS LLC 114J GREENSBORO NC
2019-11-05 980-301 EXIANT COMMUNICATIONS LLC 114J CHARLOTTE NC
2019-11-05 984-272 EXIANT COMMUNICATIONS LLC 114J RALEIGH NC
2019-09-24 808-460 EXIANT COMMUNICATIONS LLC 114J HONOLULU HI
2019-09-23 385-343 EXIANT COMMUNICATIONS LLC 114J SALT LAKE UT
2019-09-23 401-208 EXIANT COMMUNICATIONS LLC 114J PROVIDENCE RI
2019-09-19 681-273 EXIANT COMMUNICATIONS LLC 114J CHRLSTNZN1 WV
2019-09-18 458-240 EXIANT COMMUNICATIONS LLC 114J EUGENE OR
2019-09-18 480-660 EXIANT COMMUNICATIONS LLC 114J PHOENIX AZ
2019-09-18 509-418 EXIANT COMMUNICATIONS LLC 114J SPOKANE WA
2019-09-18 605-650 EXIANT COMMUNICATIONS LLC 114J SIOUX FLS SD
2019-09-18 725-227 EXIANT COMMUNICATIONS LLC 114J LAS VEGAS NV
2019-09-18 775-446 EXIANT COMMUNICATIONS LLC 114J RENO NV
2019-09-18 971-362 EXIANT COMMUNICATIONS LLC 114J PORTLAND OR
2019-09-17 505-364 EXIANT COMMUNICATIONS LLC 114J ALBUQURQUE NM
2019-09-17 612-445 EXIANT COMMUNICATIONS LLC 114J TWINCITIES MN
2019-09-16 313-464 EXIANT COMMUNICATIONS LLC 114J DETROITZN6 MI
2019-09-16 364-201 EXIANT COMMUNICATIONS LLC 114J BOWLNGGREN KY
2019-09-16 502-546 EXIANT COMMUNICATIONS LLC 114J LOUISVILLE KY
2019-09-16 515-858 EXIANT COMMUNICATIONS LLC 114J DES MOINES IA
2019-09-16 520-416 EXIANT COMMUNICATIONS LLC 114J TUCSON AZ
2019-09-16 616-306 EXIANT COMMUNICATIONS LLC 114J GRAND RPDS MI
2019-09-16 701-977 EXIANT COMMUNICATIONS LLC 114J FARGO ND
2019-09-16 859-413 EXIANT COMMUNICATIONS LLC 114J LEXINGTON KY
2019-09-13 234-255 EXIANT COMMUNICATIONS LLC 114J AKRON OH
2019-09-13 937-759 EXIANT COMMUNICATIONS LLC 114J DAYTON OH
2019-09-09 959-205 EXIANT COMMUNICATIONS LLC 114J HARTFORD CT
2019-09-03 667-271 EXIANT COMMUNICATIONS LLC 114J SALISBURY MD
2019-09-03 815-706 EXIANT COMMUNICATIONS LLC 114J ROCKFORD IL
2019-08-29 850-798 EXIANT COMMUNICATIONS LLC 114J PENSACOLA FL
2019-08-28 352-574 EXIANT COMMUNICATIONS LLC 114J GAINESVL FL
2019-08-27 361-259 EXIANT COMMUNICATIONS LLC 114J C CHRISTI TX
2019-08-27 409-249 EXIANT COMMUNICATIONS LLC 114J BEAUMONT TX
2019-08-27 413-312 EXIANT COMMUNICATIONS LLC 114J SPRINGFLD MA
2019-08-27 539-235 EXIANT COMMUNICATIONS LLC 114J TULSA OK
2019-08-27 864-549 EXIANT COMMUNICATIONS LLC 114J GREENVILLE SC
2019-08-27 979-321 EXIANT COMMUNICATIONS LLC 114J BRYAN TX
2019-08-26 609-966 EXIANT COMMUNICATIONS LLC 114J PLEASANTVL NJ
2019-08-26 629-236 EXIANT COMMUNICATIONS LLC 114J NASHVILLE TN
2019-08-26 719-463 EXIANT COMMUNICATIONS LLC 114J COLORDOSPG CO
2019-08-26 762-246 EXIANT COMMUNICATIONS LLC 114J AUGUSTA GA
2019-08-26 769-253 EXIANT COMMUNICATIONS LLC 114J JACKSON MS
2019-08-26 865-367 EXIANT COMMUNICATIONS LLC 114J KNOXVILLE TN
2019-08-26 901-456 EXIANT COMMUNICATIONS LLC 114J MEMPHIS TN

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.