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: 938 [Rate centres in NPA 938] [Dial plan for NPA 938]

NXX: 666

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
938-666 A Huntsville AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      
938-666 0 Huntsville AL HNVIAL18X4X  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 477      
938-666 1 Huntsville AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      
938-666 2 Huntsville AL HNVIAL03X9Y  5562 METROPCS, INC. 477      
938-666 3 Huntsville AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      
938-666 4 Huntsville AL HNVIALUNX0X  5255 LEVEL 3 COMMUNICATIONS, LLC - AL 477      
938-666 5 Huntsville AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      
938-666 6 Huntsville AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      
938-666 7 Huntsville AL HNVIALUNXHX  8271 TELEPORT COMMUNICATIONS AMERICA, LLC - AL 477      
938-666 8 Huntsville AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      
938-666 9 Huntsville AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.