Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 650 [Rate centres in NPA 650] [Dial plan for NPA 650]

NXX: 520

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-520 A San Mateo CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-520 0 San Mateo CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-520 1 San Mateo CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-520 2 San Mateo CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2008-09-15   
650-520 3 San Mateo CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-520 4 San Mateo CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-520 5 San Mateo CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-520 6 San Mateo CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-520 7 San Mateo CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-520 8 San Mateo CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-520 9 San Mateo CA OKLECAZV1MD  5562 METROPCS, INC. 722      

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

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