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: 506

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
909-506 A Claremont-San Dimas CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-506 0 Claremont-San Dimas CA COVNCAXFX3Y  649C ONVOY, LLC - CA 730   2016-10-31   
909-506 1 Claremont-San Dimas CA COVNCAXFX3Y  649C ONVOY, LLC - CA 730   2016-10-31   
909-506 2 Claremont-San Dimas CA COVNCAXFX3Y  649C ONVOY, LLC - CA 730   2016-12-17   
909-506 3 Claremont-San Dimas CA COVNCAXFX3Y  649C ONVOY, LLC - CA 730   2016-12-17   
909-506 4 Claremont-San Dimas CA COVNCAXFXUX  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2017-01-27   
909-506 5 Claremont-San Dimas CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2017-02-05   
909-506 6 Claremont-San Dimas CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2019-02-15   
909-506 7 Claremont-San Dimas CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2016-12-09   
909-506 8 Claremont-San Dimas CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2016-10-30   
909-506 9 Claremont-San Dimas CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2016-09-15   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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