Local Calling Guide

Area code/prefix search

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NPA: 628 [Rate centres in NPA 628] [Dial plan for NPA 628]

NXX: 236

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
628-236 A Novato CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
628-236 0 Novato CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2016-04-04   
628-236 1 Novato CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-08-20   
628-236 2 Novato CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2016-05-16   
628-236 3 Novato CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-08-20   
628-236 4 Novato CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-08-20   
628-236 5 Novato CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-08-20   
628-236 6 Novato CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-05-27   
628-236 7 Novato CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2016-07-28   
628-236 8 Novato CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2018-07-06   
628-236 9 Novato CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2016-04-03   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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