Local Calling Guide
Area code/prefix search
NPA: 520 [Rate centres in NPA 520] [Dial plan for NPA 520]
NXX: 420
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
520-420 | A | Tucson | AZ | TCSMAZCHEMD | 321J HD CARRIER LLC | 668 | |||
520-420 | 0 | Tucson | AZ | TCSMAZOI4MD | 5562 METROPCS, INC. | 668 | |||
520-420 | 1 | Tucson | AZ | TCSMAZCHDS0 | 579F PEERLESS NETWORK OF ARIZONA, LLC - AZ | 668 | |||
520-420 | 2 | Tucson | AZ | TCSNAZMAVMD | 3285 LEVEL 3 COMMUNICATIONS, LLC - AZ | 668 | |||
520-420 | 3 | Tucson | AZ | TCSNAZMAVMD | 3285 LEVEL 3 COMMUNICATIONS, LLC - AZ | 668 | |||
520-420 | 4 | Tucson | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 | |||
520-420 | 5 | Tucson | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 | |||
520-420 | 6 | Tucson | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 | |||
520-420 | 7 | Tucson | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 | |||
520-420 | 8 | Tucson | AZ | TCSMAZOI4MD | 5562 METROPCS, INC. | 668 | |||
520-420 | 9 | Tucson | AZ | TCSMAZCHEMD | 321J HD CARRIER LLC | 668 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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