Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 602 [Rate centres in NPA 602] [Dial plan for NPA 602]

NXX: 503

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
602-503 A Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      
602-503 0 Phoenix AZ   6529 T-MOBILE USA, INC. 666   2007-10-15   
602-503 1 Phoenix AZ   6529 T-MOBILE USA, INC. 666   2007-12-06   
602-503 2 Phoenix AZ   6529 T-MOBILE USA, INC. 666   2007-12-06   
602-503 3 Phoenix AZ   6529 T-MOBILE USA, INC. 666   2007-12-06   
602-503 4 Phoenix AZ   7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 666   2007-11-13   
602-503 5 Phoenix AZ   6529 T-MOBILE USA, INC. 666   2007-10-13   
602-503 6 Phoenix AZ   6529 T-MOBILE USA, INC. 666   2007-10-13   
602-503 7 Phoenix AZ   6529 T-MOBILE USA, INC. 666   2007-10-13   
602-503 8 Phoenix AZ   6529 T-MOBILE USA, INC. 666   2007-10-12   
602-503 9 Phoenix AZ   6529 T-MOBILE USA, INC. 666   2007-10-12   

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

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