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: 740

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
909-740 A Ontario CA LSANCARC5KD  7379 MATRIX TELECOM, LLC. SII TNCI - CA 730      
909-740 0 Ontario CA   649C ONVOY, LLC - CA 730      
909-740 1 Ontario CA LSANCA03JMD  506J TWILIO INTERNATIONAL INC 730   2020-10-20   
909-740 2 Ontario CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2021-05-04   
909-740 3 Ontario CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2004-09-01   
909-740 4 Ontario CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2004-10-13   
909-740 5 Ontario CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2004-10-13   
909-740 6 Ontario CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2004-09-28   
909-740 7 Ontario CA LSANCARCD9S  4129 O1 COMMUNICATIONS, INC. - CA 730   2004-11-13   
909-740 8 Ontario CA LSANCARCD9S  4129 O1 COMMUNICATIONS, INC. - CA 730   2004-11-13   
909-740 9 Ontario CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2004-12-19   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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