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: 820

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
510-820 A Oakland: Trinidad DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
510-820 0 Oakland: Trinidad DA CA OKLECAZV1MD  5562 METROPCS, INC. 722   2015-09-17   
510-820 1 Oakland: Trinidad DA CA OKLECAZV1MD  5562 METROPCS, INC. 722   2015-09-17   
510-820 2 Oakland: Trinidad DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-05-10   
510-820 3 Oakland: Trinidad DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-08-31   
510-820 4 Oakland: Trinidad DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-08-31   
510-820 5 Oakland: Trinidad DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-08-31   
510-820 6 Oakland: Trinidad DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-08-31   
510-820 7 Oakland: Trinidad DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-08-31   
510-820 8 Oakland: Trinidad DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-08-31   
510-820 9 Oakland: Trinidad DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-08-31   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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