Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
951-373 8 Arlington CA   730   2018-08-12   
951-376 1 Arlington CA   730   2013-06-24   
951-405 8 Riverside CA   730   2016-05-03   
951-406 A Arlington CA   730      
951-406 1 Arlington CA   730   2016-05-09   
951-407 A Corona CA   730      
951-407 1 Corona CA   730   2016-05-27   
951-421 7 Moreno CA   730   2016-07-21   
951-427 1 Corona CA   730   2006-09-11   
951-444 6 Corona CA   730   2010-11-21   
951-462 1 Riverside CA   730   2015-05-03   
951-479 5 Corona CA   730   2005-03-10   
951-530 8 Riverside CA   730   2009-05-06   
951-534 A Riverside CA   730      
951-534 0 Riverside CA   730   2005-03-10   
951-565 8 Woodcrest CA   730   2005-03-10   
951-588 6 Arlington CA   730   2008-04-11   
951-588 8 Arlington CA   730   2005-03-10   
951-729 5 Arlington CA   730   2009-04-05   
951-742 7 Riverside CA   730   2006-04-29   
951-777 1 Riverside CA   730   2018-08-26   
951-783 A Riverside CA   730      
951-783 9 Riverside CA   730   2017-02-16   
951-790 1 Mira Loma CA   730   2006-09-09   
951-823 0 Riverside CA   730   2006-11-10   
951-902 2 Moreno CA   730   2006-02-03   
951-977 8 Arlington CA   730   2006-04-29   
951-977 9 Arlington CA   730   2007-03-16   
952-236 0 Twin Cities MN BFLOMNAE2MD  628   2006-12-14   
952-236 8 Twin Cities MN BFLOMNAE2MD  628   2007-06-29   
952-236 9 Twin Cities MN BFLOMNAE2MD  628   2007-12-09   
952-255 8 Twin Cities MN BFLOMNAE2MD  628   2006-10-06   
952-378 4 Twin Cities MN BFLOMNAE2MD  628   2010-12-27   
952-388 1 Twin Cities MN BFLOMNAE2MD  628   2008-07-18   
952-595 6 Twin Cities MN BFLOMNAE2MD  628   2016-10-16   
952-683 1 Twin Cities MN BFLOMNAE2MD  628   2012-09-21   
952-683 9 Twin Cities MN BFLOMNAE2MD  628   2014-03-10   
970-276 8 Hayden CO GDJTCOFD5MD  656   2006-06-20   
970-314 A Grand Junction CO GDJTCOFD5MD  656      
970-314 2 Grand Junction CO GDJTCOFD5MD  656   2004-10-09   
970-314 7 Grand Junction CO GDJTCOFD5MD  656   2005-07-29   
970-314 9 Grand Junction CO GDJTCOFD5MD  656   2005-11-08   
970-370 2 Fort Morgan CO GDJTCOFD5MD  656   2006-06-20   
970-399 3 Delta CO GDJTCOFD5MD  656   2005-08-13   
970-403 3 Durango CO GDJTCOFD5MD  656   2008-11-03   
970-417 4 Montrose CO GDJTCOFD5MD  656   2008-05-05   
970-422 8 Durango CO GDJTCOFD5MD  656   2008-11-21   
970-424 A Grand Junction CO GDJTCOFD5MD  656      
970-424 0 Grand Junction CO GDJTCOFD5MD  656   2007-07-01   
970-424 5 Grand Junction CO GDJTCOFD5MD  656   2007-03-26   
970-425 2 Sterling CO GDJTCOFD5MD  656   2008-11-21   
970-433 7 Grand Junction CO GDJTCOFD5MD  656   2006-09-29   
970-438 A Palisade CO GDJTCOFD5MD  656      
970-438 6 Palisade CO GDJTCOFD5MD  656   2007-11-04   
970-450 0 Rangely CO GDJTCOFD5MD  656   2021-03-02   
970-464 2 Palisade CO GDJTCOFD5MD  656   2005-02-24   
970-526 6 Sterling CO GDJTCOFD5MD  656   2005-12-17   
970-527 8 Paonia CO GDJTCOFD5MD  656   2021-03-02   
970-533 4 Mancos CO GDJTCOFD5MD  656   2007-11-19   
970-549 A Grand Junction CO GDJTCOFD5MD  656      
970-549 1 Grand Junction CO GDJTCOFD5MD  656   2012-04-13   
970-549 4 Grand Junction CO GDJTCOFD5MD  656   2012-09-13   
970-615 7 Montrose CO GDJTCOFD5MD  656   2014-04-13   
970-620 4 Craig CO GDJTCOFD5MD  656   2006-06-20   
970-628 A Grand Junction CO GDJTCOFD5MD  656      
970-628 1 Grand Junction CO GDJTCOFD5MD  656   2011-03-06   
970-628 4 Grand Junction CO GDJTCOFD5MD  656   2011-09-23   
970-639 2 Fruita CO GDJTCOFD5MD  656   2005-02-24   
970-639 8 Fruita CO GDJTCOFD5MD  656   2007-09-01   
970-639 9 Fruita CO GDJTCOFD5MD  656   2011-08-12   
970-644 5 Grand Junction CO GDJTCOFD5MD  656   2014-03-02   
970-676 0 Dolores CO GDJTCOFD5MD  656   2008-06-07   
970-693 1 Meeker CO GDJTCOFD5MD  656   2017-07-23   
970-697 1 Grand Junction CO GDJTCOFD5MD  656   2014-05-27   
970-764 4 Durango CO GDJTCOFD5MD  656   2005-02-07   
970-765 2 Montrose CO GDJTCOFD5MD  656   2009-09-14   
970-812 5 Grand Junction CO GDJTCOFD5MD  656   2008-06-22   
970-842 7 Brush CO GDJTCOFD5MD  656   2006-06-20   
970-964 4 Montrose CO GDJTCOFD5MD  656   2005-06-13   
970-985 4 Grand Junction CO GDJTCOFD5MD  656   2006-03-14   
970-986 8 Grand Junction CO GDJTCOFD5MD  656   2009-04-09   
971-248 1 Vernonia OR   672   2023-09-06   
971-257 A Cloverdale OR   672      
971-257 0 Cloverdale OR   672      
971-265 A Garibaldi OR   672      
971-265 1 Garibaldi OR   672      
971-306 A Rockaway OR   672      
971-306 1 Rockaway OR   672      
971-324 A Nehalem OR   672      
971-324 0 Nehalem OR   672   2018-03-30   
971-390 4 Jewell OR   672   2022-11-06   
971-403 1 Astoria OR   672   2022-08-01   
971-493 4 Salem OR   672   2025-01-26   
971-668 1 Rainier OR   672   2023-05-31   
971-671 1 Knappa OR   672   2022-07-24   
971-799 1 Westport OR   672   2022-12-08   
972-842 6 Ferris EMS TX   552   2016-05-28   
978-212 8 Hudson MA OXFRMAAK1MD  128   2005-01-01   
978-257 8 Barre MA OXFRMAAK1MD  128   2005-01-01   
978-272 1 Groton MA OXFRMAAK1MD  128   2005-01-01   

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Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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