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.

NPA: 641 [Rate centres in NPA 641] [Dial plan for NPA 641]

NXX: 222

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-222 A Britt IA DESMIADTXUX  965H FRACTEL, LLC 632      
641-222 1 Britt IA DESMIADTXMX  073H TELNYX LLC 632   2020-05-24   
641-222 2 Britt IA DESMIADTXUX  965H FRACTEL, LLC 632   2020-03-06   
641-222 3 Britt IA DESMIADTX1X  624H ONVOY SPECTRUM, LLC 632   2021-10-30   
641-222 4 Britt IA DESMIADTX2Y  506J TWILIO INTERNATIONAL, INC. 632   2020-12-28   
641-222 5 Britt IA DESMIAITX8X  145J TERRA NOVA TELECOM INC. 632   2023-08-06   
641-222 6 Britt IA DESMIADTX1X  624H ONVOY SPECTRUM, LLC 632   2021-07-17   
641-222 7 Britt IA DESMIADTX6Y  516J TON80 COMMUNICATIONS, LLC 632   2022-04-11   
641-222 8 Britt IA DESMIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632   2023-01-08   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.