Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 408 [Rate centres in NPA 408] [Dial plan for NPA 408]

NXX: 604

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
408-604 A Sunnyvale CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-604 0 Sunnyvale CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
408-604 1 Sunnyvale CA FRMTCAEDDS2  7262 XO CALIFORNIA, INC. 722      
408-604 2 Sunnyvale CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-604 3 Sunnyvale CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
408-604 4 Sunnyvale CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
408-604 5 Sunnyvale CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
408-604 6 Sunnyvale CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-604 7 Sunnyvale CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-604 8 Sunnyvale CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-604 9 Sunnyvale CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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