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: 757 [Rate centres in NPA 757] [Dial plan for NPA 757]

NXX: 356

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
757-356 A Smithfield VA SMFDVAXARS0  0233 VERIZON SOUTH, INC. - VA (CONTEL) 252      
757-356 0 Smithfield VA SMFDVAXARS0  0233 VERIZON SOUTH, INC. - VA (CONTEL) 252      
757-356 1 Smithfield VA SMFDVAXARS0  0233 VERIZON SOUTH, INC. - VA (CONTEL) 252      
757-356 2 Smithfield VA NRFLVABSXUY  079F BANDWIDTH.COM CLEC, LLC - VA 252   2010-10-11   
757-356 3 Smithfield VA   515J IP HORIZON LLC 252   2017-01-04   
757-356 4 Smithfield VA CHSKVAAY0MD  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 252   2013-04-28   
757-356 5 Smithfield VA CHSKVAAY0MD  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 252   2005-03-12   
757-356 6 Smithfield VA NRFLVABSXTY  138E ONVOY, LLC - VA 252   2016-05-17   
757-356 7 Smithfield VA NRFLVABSXTY  138E ONVOY, LLC - VA 252   2016-05-17   
757-356 8 Smithfield VA SMFDVAXARS0  0233 VERIZON SOUTH, INC. - VA (CONTEL) 252      
757-356 9 Smithfield VA SMFDVAXARS0  0233 VERIZON SOUTH, INC. - VA (CONTEL) 252      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.