Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: PHNAAZ55DS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
623-755 6 Phoenix AZ 722E YMAX COMMUNICATIONS CORP. - AZ 666   2009-02-06   
623-755 8 Phoenix AZ 722E YMAX COMMUNICATIONS CORP. - AZ 666   2009-10-26   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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