Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 909 [Rate centres in NPA 909] [Dial plan for NPA 909]

NXX: 554

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
909-554 A Colton CA COTNCA11DS0  9740 PACIFIC BELL 730      
909-554 0 Colton CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2004-06-17   
909-554 1 Colton CA   9740 PACIFIC BELL 730      
909-554 2 Colton CA   515J IP HORIZON LLC 730   2003-10-13   
909-554 3 Colton CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-12-29   
909-554 4 Colton CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-12-06   
909-554 5 Colton CA   9740 PACIFIC BELL 730      
909-554 6 Colton CA   9740 PACIFIC BELL 730      
909-554 7 Colton CA   9740 PACIFIC BELL 730      
909-554 8 Colton CA   9262 UTILITY TELECOM GROUP, LLC - CA 730      
909-554 9 Colton CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-12-06   

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

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