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.
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Switch: SLNSCA01X1Y

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
831-202 6 Salinas CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736   2019-05-08   
831-205 A Hollister CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736      
831-205 6 Hollister CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736   2009-12-15   
831-260 6 Soledad CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736   2022-05-23   
831-264 5 Monterey CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736   2007-08-27   
831-264 6 Monterey CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736   2011-08-01   
831-264 9 Monterey CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736   2016-06-16   
831-269 A Salinas CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736      
831-269 7 Salinas CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736   2007-08-20   
831-293 6 Carmel CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736   2010-05-24   
831-296 8 Salinas CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736   2014-10-01   
831-315 6 Soledad CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736   2016-05-16   
831-387 3 King City CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736   2019-02-11   
831-500 6 Salinas CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736   2017-10-20   
831-580 3 Gonzales CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736   2019-10-12   
831-643 6 Monterey CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736   2019-05-31   
831-676 2 Salinas CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736   2011-07-25   
831-731 6 Castroville CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736   2008-05-12   
831-837 6 Salinas CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736   2022-05-04   
831-856 6 Greenfield (Monterey) CA 7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 736   2014-11-06   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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