Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: KNVLIAXCPMD

<< 1 2 3 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
641-284 0 Farson IA 624H ONVOY SPECTRUM, LLC 632   2024-07-07   
641-285 A Hedrick IA 624H ONVOY SPECTRUM, LLC 632   2024-07-07   
641-285 0 Hedrick IA 624H ONVOY SPECTRUM, LLC 632   2024-07-07   
641-286 A Kellerton IA 624H ONVOY SPECTRUM, LLC 632   2024-07-07   
641-286 0 Kellerton IA 624H ONVOY SPECTRUM, LLC 632   2024-07-07   
641-287 A Peoria IA 624H ONVOY SPECTRUM, LLC 632   2024-07-29   
641-287 0 Peoria IA 624H ONVOY SPECTRUM, LLC 632   2024-07-29   
641-290 2 Milo IA 624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-291 A Plano IA 624H ONVOY SPECTRUM, LLC 632   2024-07-29   
641-291 0 Plano IA 624H ONVOY SPECTRUM, LLC 632   2024-07-29   
641-292 A Liberty Center IA 624H ONVOY SPECTRUM, LLC 632   2024-07-07   
641-292 0 Liberty Center IA 624H ONVOY SPECTRUM, LLC 632   2024-07-07   
641-294 A Russell IA 624H ONVOY SPECTRUM, LLC 632   2024-07-29   
641-294 0 Russell IA 624H ONVOY SPECTRUM, LLC 632   2024-07-29   
641-296 A New Virginia IA 624H ONVOY SPECTRUM, LLC 632   2024-07-29   
641-296 0 New Virginia IA 624H ONVOY SPECTRUM, LLC 632   2024-07-29   
641-299 A Shannon City IA 624H ONVOY SPECTRUM, LLC 632   2024-07-29   
641-299 0 Shannon City IA 624H ONVOY SPECTRUM, LLC 632   2024-07-29   
641-301 A Martensdale IA 624H ONVOY SPECTRUM, LLC 632   2024-07-29   
641-301 0 Martensdale IA 624H ONVOY SPECTRUM, LLC 632   2024-07-29   
641-307 7 Guthrie Center IA 624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-321 5 Mount Ayr IA 624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-337 0 Orient IA 624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-343 2 Greenfield IA 624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-346 0 Arispe IA 624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-348 0 Kent IA 624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-368 A Otley IA 624H ONVOY SPECTRUM, LLC 632   2024-07-29   
641-368 0 Otley IA 624H ONVOY SPECTRUM, LLC 632   2024-07-29   
641-400 2 Humeston IA 624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-402 A Martinsburg IA 624H ONVOY SPECTRUM, LLC 632   2024-07-29   
641-402 0 Martinsburg IA 624H ONVOY SPECTRUM, LLC 632   2024-07-29   
641-416 2 Pella IA 624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-427 0 Bagley IA 624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-429 2 Jamaica IA 624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-433 2 What Cheer IA 624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-448 7 Melcher IA 624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-508 7 Osceola IA 624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-518 A Delta IA 624H ONVOY SPECTRUM, LLC 632   2024-06-06   
641-518 0 Delta IA 624H ONVOY SPECTRUM, LLC 632   2024-06-06   
641-541 8 Sigourney IA 624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-560 2 Fairfield IA 624H ONVOY SPECTRUM, LLC 632   2024-05-07   
641-589 A Seymour IA 624H ONVOY SPECTRUM, LLC 632   2024-06-06   
641-589 0 Seymour IA 624H ONVOY SPECTRUM, LLC 632   2024-06-06   
641-600 2 Libertyville IA 624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-601 A Tracy IA 624H ONVOY SPECTRUM, LLC 632   2024-06-06   
641-601 0 Tracy IA 624H ONVOY SPECTRUM, LLC 632   2024-06-06   
641-635 0 Harper IA 624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-636 5 Keota IA 624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-639 A Mystic IA 624H ONVOY SPECTRUM, LLC 632   2024-06-06   
641-639 0 Mystic IA 624H ONVOY SPECTRUM, LLC 632   2024-06-06   

<< 1 2 3 >>

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.