Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 408 [Rate centres in NPA 408] [Dial plan for NPA 408]

NXX: 304

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
408-304 A Saratoga CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2024-05-04   
408-304 0 Saratoga CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2024-06-24   
408-304 1 Saratoga CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2024-06-24   
408-304 2 Saratoga CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2024-06-24   
408-304 3 Saratoga CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2024-06-24   
408-304 4 Saratoga CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2024-05-04   
408-304 5 Saratoga CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2024-05-04   
408-304 6 Saratoga CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2024-05-04   
408-304 7 Saratoga CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2024-05-04   
408-304 8 Saratoga CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2024-05-04   
408-304 9 Saratoga CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2024-05-04   

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

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