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: 712 [Rate centres in NPA 712] [Dial plan for NPA 712]

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-200 A Alta IA ALTAIA01RS0  3097 ALTA MUNICIPAL UTILITIES - IA 630      
712-201 A Underwood IA   221F ONVOY, LLC IA 644      
712-201 0 Underwood IA   221F ONVOY, LLC IA 644   2016-02-26   
712-201 1 Underwood IA   221F ONVOY, LLC IA 644   2016-01-22   
712-201 2 Underwood IA   221F ONVOY, LLC IA 644   2016-02-26   
712-201 3 Underwood IA   221F ONVOY, LLC IA 644   2016-04-14   
712-201 4 Underwood IA   221F ONVOY, LLC IA 644   2016-04-14   
712-201 5 Underwood IA   073H TELNYX LLC 644   2018-07-02   
712-201 6 Underwood IA   423H AIRUS, INC. - IA 644   2019-05-20   
712-201 7 Underwood IA   966H COMCAST - IA 644   2018-04-07   
712-201 9 Underwood IA   221F ONVOY, LLC IA 644   2018-02-24   
712-202 A Sioux City IA SXCYIAGE0MD  8474 MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IA 630      
712-202 0 Sioux City IA   8474 MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IA 630      
712-202 1 Sioux City IA   8474 MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IA 630      
712-202 2 Sioux City IA   8474 MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IA 630      
712-202 3 Sioux City IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630   2007-09-02   
712-202 4 Sioux City IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630   2007-11-24   
712-202 5 Sioux City IA   8474 MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IA 630      
712-202 6 Sioux City IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630   2007-11-24   
712-202 7 Sioux City IA   8474 MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IA 630      
712-202 8 Sioux City IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630   2008-02-11   
712-202 9 Sioux City IA   8474 MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IA 630      
712-203 A Sioux City IA   6982 BROOKINGS MUNICIPAL UTILITIES 630      
712-203 0 Sioux City IA   6982 BROOKINGS MUNICIPAL UTILITIES 630      
712-203 1 Sioux City IA   6982 BROOKINGS MUNICIPAL UTILITIES 630      
712-203 2 Sioux City IA   444G AUREON COMMUNICATIONS, LLC 630   2014-07-25   
712-203 3 Sioux City IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630   2016-04-15   
712-203 4 Sioux City IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630   2018-07-19   
712-203 5 Sioux City IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630   2018-10-16   
712-203 6 Sioux City IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630   2016-05-31   
712-203 8 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2007-01-16   
712-203 9 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2007-01-16   
712-204 A Sioux City IA SXCYIA788MD  6982 BROOKINGS MUNICIPAL UTILITIES 630      
712-204 0 Sioux City IA   6982 BROOKINGS MUNICIPAL UTILITIES 630      
712-204 1 Sioux City IA   6982 BROOKINGS MUNICIPAL UTILITIES 630      
712-204 2 Sioux City IA   6982 BROOKINGS MUNICIPAL UTILITIES 630      
712-204 3 Sioux City IA   6982 BROOKINGS MUNICIPAL UTILITIES 630      
712-204 4 Sioux City IA   6982 BROOKINGS MUNICIPAL UTILITIES 630      
712-204 5 Sioux City IA   6982 BROOKINGS MUNICIPAL UTILITIES 630      
712-204 6 Sioux City IA   6982 BROOKINGS MUNICIPAL UTILITIES 630      
712-204 7 Sioux City IA   6982 BROOKINGS MUNICIPAL UTILITIES 630      
712-204 8 Sioux City IA   6982 BROOKINGS MUNICIPAL UTILITIES 630      
712-204 9 Sioux City IA   6982 BROOKINGS MUNICIPAL UTILITIES 630      
712-205 A Audubon IA   1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 644      
712-205 9 Audubon IA   1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 644   2016-09-08   
712-206 A Armstrong IA   1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 630   2018-03-18   
712-206 9 Armstrong IA   1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 630   2018-03-18   
712-207 A Shelby IA AVOCIAXO2MD  774B WALNUT TELEPHONE COMPANY, INC. - IA 644   2004-07-16   
712-207 2 Shelby IA   774B WALNUT TELEPHONE COMPANY, INC. - IA 644   2004-07-16   
712-208 A Mapleton IA SXCYIADT5MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630      

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 >>

Last updated: Sat, 27 Jul 2019 10:59:49 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.