Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 301 [Rate centres in NPA 301] [Dial plan for NPA 301]

NXX: 370

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
301-370 A Gaithersburg MD BTVLMD12CMA  5562 METROPCS, INC. 236      
301-370 0 Gaithersburg MD BTVLMD12CMA  5562 METROPCS, INC. 236      
301-370 1 Gaithersburg MD BTVLMD12CMA  5562 METROPCS, INC. 236      
301-370 2 Gaithersburg MD BTVLMD12CMA  5562 METROPCS, INC. 236      
301-370 3 Gaithersburg MD BTVLMD12CMA  5562 METROPCS, INC. 236      
301-370 4 Gaithersburg MD BTVLMD12CMA  5562 METROPCS, INC. 236      
301-370 5 Gaithersburg MD BTVLMD12CMA  5562 METROPCS, INC. 236      
301-370 6 Gaithersburg MD BTVLMD12CMA  5562 METROPCS, INC. 236      
301-370 7 Gaithersburg MD BTVLMD12CMA  5562 METROPCS, INC. 236      
301-370 8 Gaithersburg MD BTVLMD12CMA  5562 METROPCS, INC. 236      
301-370 9 Gaithersburg MD BTVLMD12CMA  5562 METROPCS, INC. 236      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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