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: 638

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
602-638 A Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      
602-638 0 Phoenix AZ   630E ONVOY, LLC - AZ 666   2012-10-26   
602-638 1 Phoenix AZ   587F BANDWIDTH.COM CLEC, LLC - AZ 666   2012-10-01   
602-638 2 Phoenix AZ   587F BANDWIDTH.COM CLEC, LLC - AZ 666   2012-10-01   
602-638 3 Phoenix AZ   587F BANDWIDTH.COM CLEC, LLC - AZ 666   2012-10-01   
602-638 4 Phoenix AZ   630E ONVOY, LLC - AZ 666   2012-10-26   
602-638 5 Phoenix AZ   829J PAETEC ITEL, LLC 666   2012-11-17   
602-638 6 Phoenix AZ   6529 T-MOBILE USA, INC. 666   2012-10-30   
602-638 7 Phoenix AZ   6529 T-MOBILE USA, INC. 666   2012-10-30   
602-638 8 Phoenix AZ   6529 T-MOBILE USA, INC. 666   2012-10-30   
602-638 9 Phoenix AZ   6529 T-MOBILE USA, INC. 666   2012-10-30   

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

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