Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 820 [Rate centres in NPA 820] [Dial plan for NPA 820]

NXX: 998

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
820-998 A Atascadero CA SNLOCA01XFX  649C ONVOY, LLC - CA 740   2024-08-04   
820-998 0 Atascadero CA SNLOCA01XFX  649C ONVOY, LLC - CA 740   2024-08-04   
820-998 1 Atascadero CA SNLOCA01XYX  6529 T-MOBILE USA, INC. 740   2024-09-27   
820-998 2 Atascadero CA SNLOCA01XYX  6529 T-MOBILE USA, INC. 740   2024-09-27   
820-998 3 Atascadero CA SNLOCA01XYX  6529 T-MOBILE USA, INC. 740   2024-09-27   
820-998 4 Atascadero CA SNLOCA01XYX  6529 T-MOBILE USA, INC. 740   2024-09-27   
820-998 5 Atascadero CA SNLOCA01XYX  6529 T-MOBILE USA, INC. 740   2024-09-27   
820-998 6 Atascadero CA SNLOCA01XYX  6529 T-MOBILE USA, INC. 740   2024-09-27   
820-998 7 Atascadero CA SNLOCA01XYX  6529 T-MOBILE USA, INC. 740   2024-09-27   
820-998 8 Atascadero CA SNLOCA01XYX  6529 T-MOBILE USA, INC. 740   2024-08-11   
820-998 9 Atascadero CA SNLOCA01XYX  6529 T-MOBILE USA, INC. 740   2024-08-11   

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

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