Local Calling Guide

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NPA: 571 [Rate centres in NPA 571] [Dial plan for NPA 571]

NXX: 221

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-221 A Washington Zone 17 VA BTVLMD12CMA  5562 METROPCS, INC. 236      
571-221 0 Washington Zone 17 VA   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
571-221 1 Washington Zone 17 VA   5562 METROPCS, INC. 236      
571-221 2 Washington Zone 17 VA   5562 METROPCS, INC. 236      
571-221 3 Washington Zone 17 VA   5562 METROPCS, INC. 236      
571-221 4 Washington Zone 17 VA   5562 METROPCS, INC. 236      
571-221 5 Washington Zone 17 VA   5562 METROPCS, INC. 236      
571-221 6 Washington Zone 17 VA   5562 METROPCS, INC. 236      
571-221 7 Washington Zone 17 VA   5562 METROPCS, INC. 236      
571-221 8 Washington Zone 17 VA   5562 METROPCS, INC. 236      
571-221 9 Washington Zone 17 VA   5562 METROPCS, INC. 236      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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