Local Calling Guide
Area code/prefix search
NPA: 520 [Rate centres in NPA 520] [Dial plan for NPA 520]
NXX: 556
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
520-556 | A | Sierra Vista | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 | |||
520-556 | 0 | Sierra Vista | AZ | TCSNAZMAX3Y | 624H ONVOY SPECTRUM, LLC | 668 | |||
520-556 | 1 | Sierra Vista | AZ | 515J IP HORIZON LLC | 668 | ||||
520-556 | 2 | Sierra Vista | AZ | TCSNAZMAX3Y | 624H ONVOY SPECTRUM, LLC | 668 | |||
520-556 | 3 | Sierra Vista | AZ | TCSNAZMAX3Y | 624H ONVOY SPECTRUM, LLC | 668 | |||
520-556 | 4 | Sierra Vista | AZ | TCSNAZMAXHX | 630E ONVOY, LLC - AZ | 668 | |||
520-556 | 5 | Sierra Vista | AZ | TCSNAZMAXHX | 630E ONVOY, LLC - AZ | 668 | |||
520-556 | 6 | Sierra Vista | AZ | TCSNAZMAXHX | 630E ONVOY, LLC - AZ | 668 | |||
520-556 | 7 | Sierra Vista | AZ | TCSNAZMAXHX | 630E ONVOY, LLC - AZ | 668 | |||
520-556 | 8 | Sierra Vista | AZ | TCSNAZMAXHX | 630E ONVOY, LLC - AZ | 668 | |||
520-556 | 9 | Sierra Vista | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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