Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 831 [Rate centres in NPA 831] [Dial plan for NPA 831]

NXX: 304

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
831-304 A Greenfield (Monterey) CA MTRYCAPMDS0  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 736      
831-304 0 Greenfield (Monterey) CA MTRYCAPMDS0  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 736      
831-304 1 Greenfield (Monterey) CA SLNSCA01XCY  624H ONVOY SPECTRUM, LLC 736   2021-12-10   
831-304 2 Greenfield (Monterey) CA MTRYCAPMDS0  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 736      
831-304 3 Greenfield (Monterey) CA SLNSCA01X9Y  649C ONVOY, LLC - CA 736   2021-05-09   
831-304 4 Greenfield (Monterey) CA SLNSCA01X9Y  649C ONVOY, LLC - CA 736   2021-05-09   
831-304 5 Greenfield (Monterey) CA SLNSCA01XCY  624H ONVOY SPECTRUM, LLC 736   2021-12-10   
831-304 6 Greenfield (Monterey) CA SLNSCA01X9Y  649C ONVOY, LLC - CA 736   2021-10-09   
831-304 7 Greenfield (Monterey) CA SLNSCA01X9Y  649C ONVOY, LLC - CA 736   2021-07-30   
831-304 8 Greenfield (Monterey) CA SLNSCA01X9Y  649C ONVOY, LLC - CA 736   2021-07-30   
831-304 9 Greenfield (Monterey) CA MTRYCAPMDS0  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 736      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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