Local Calling Guide

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NPA: 408 [Rate centres in NPA 408] [Dial plan for NPA 408]

NXX: 900

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
408-900 A Sunnyvale CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
408-900 0 Sunnyvale CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2011-01-09   
408-900 1 Sunnyvale CA SNJSCA02DS4  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2011-04-01   
408-900 2 Sunnyvale CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-10-29   
408-900 3 Sunnyvale CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2011-05-02   
408-900 4 Sunnyvale CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2011-05-02   
408-900 5 Sunnyvale CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2011-05-02   
408-900 6 Sunnyvale CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-11-17   
408-900 7 Sunnyvale CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2011-05-02   
408-900 8 Sunnyvale CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2011-05-19   
408-900 9 Sunnyvale CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2011-05-20   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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