Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 530 [Rate centres in NPA 530] [Dial plan for NPA 530]

NXX: 278

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-278 A Grass Valley: South DA CA SCRLCAXXDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 726      
530-278 0 Grass Valley: South DA CA SCRMCA01X7Z  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 726      
530-278 1 Grass Valley: South DA CA   515J IP HORIZON LLC 726      
530-278 2 Grass Valley: South DA CA   515J IP HORIZON LLC 726      
530-278 3 Grass Valley: South DA CA SCRMCA01XFZ  388E CEBRIDGE TELECOM CA, LLC DBA SUDDENLINK COMMS - CA 726      
530-278 4 Grass Valley: South DA CA   515J IP HORIZON LLC 726      
530-278 5 Grass Valley: South DA CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726      
530-278 6 Grass Valley: South DA CA SCRMCA01XSY  649C ONVOY, LLC - CA 726      
530-278 7 Grass Valley: South DA CA SCRMCA01XQY  9262 UTILITY TELECOM GROUP, LLC - CA 726      
530-278 8 Grass Valley: South DA CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726      
530-278 9 Grass Valley: South DA CA SCRLCAXXDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 726      

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

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