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: 814 [Rate centres in NPA 814] [Dial plan for NPA 814]

NXX: 406

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
814-406 A Warren PA ALNAPAALJMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 230      
814-406 0 Warren PA ALNAPAALJMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 230      
814-406 1 Warren PA   547E ONVOY, LLC - PA 230      
814-406 2 Warren PA   145J TERRA NOVA TELECOM INC. 230      
814-406 3 Warren PA   547E ONVOY, LLC - PA 230      
814-406 4 Warren PA ALNAPAALX4X  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 230      
814-406 5 Warren PA ALNAPAAL4MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 230      
814-406 6 Warren PA ALNAPAALXHX  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 230      
814-406 7 Warren PA ALNAPAALJMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 230      
814-406 8 Warren PA ALNAPAALX0Y  6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 230      
814-406 9 Warren PA ALNAPAALXDX  002F BANDWIDTH.COM CLEC, LLC - PA 230      

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.