Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 650 [Rate centres in NPA 650] [Dial plan for NPA 650]

NXX: 673

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-673 A La Honda CA SNFCCA01XGX  516C AT&T CORP. 722      
650-673 0 La Honda CA   321J HD CARRIER LLC 722   2016-08-18   
650-673 1 La Honda CA   321J HD CARRIER LLC 722   2016-08-18   
650-673 2 La Honda CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-04-07   
650-673 3 La Honda CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-04-07   
650-673 4 La Honda CA   321J HD CARRIER LLC 722   2016-08-18   
650-673 5 La Honda CA   321J HD CARRIER LLC 722   2016-08-18   
650-673 6 La Honda CA   321J HD CARRIER LLC 722   2016-08-18   
650-673 7 La Honda CA   516C AT&T CORP. 722   2010-01-28   
650-673 8 La Honda CA   321J HD CARRIER LLC 722   2016-08-18   
650-673 9 La Honda CA   321J HD CARRIER LLC 722   2016-08-18   

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

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