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: 551

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
408-551 A San Jose: West DA CA SNTCCA11DS1  9740 PACIFIC BELL 722      
408-551 0 San Jose: West DA CA   9740 PACIFIC BELL 722      
408-551 1 San Jose: West DA CA   9740 PACIFIC BELL 722      
408-551 2 San Jose: West DA CA   9740 PACIFIC BELL 722      
408-551 3 San Jose: West DA CA   9740 PACIFIC BELL 722      
408-551 4 San Jose: West DA CA   9740 PACIFIC BELL 722      
408-551 5 San Jose: West DA CA   9740 PACIFIC BELL 722      
408-551 6 San Jose: West DA CA   9740 PACIFIC BELL 722      
408-551 7 San Jose: West DA CA   9740 PACIFIC BELL 722      
408-551 8 San Jose: West DA CA   5562 METROPCS, INC. 722   2004-04-07   
408-551 9 San Jose: West DA CA   5562 METROPCS, INC. 722   2004-04-07   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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