Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 510 [Rate centres in NPA 510] [Dial plan for NPA 510]

NXX: 677

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
510-677 A Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-677 0 Hayward CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2009-11-01   
510-677 1 Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722   2003-02-04   
510-677 2 Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722   2003-02-04   
510-677 3 Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722   2003-02-04   
510-677 4 Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722   2003-02-04   
510-677 5 Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722   2003-02-04   
510-677 6 Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722   2003-02-04   
510-677 7 Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722   2003-02-04   
510-677 8 Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722   2003-02-04   
510-677 9 Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722   2003-02-04   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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