Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 909 [Rate centres in NPA 909] [Dial plan for NPA 909]

NXX: 618

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
909-618 A Pomona CA IRVECAEIDS2  7240 MCI WORLDCOM COMMUNICATIONS, INC., CA 730      
909-618 0 Pomona CA IRVECAEIDS2  7240 MCI WORLDCOM COMMUNICATIONS, INC., CA 730      
909-618 1 Pomona CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2010-03-06   
909-618 2 Pomona CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-12-15   
909-618 3 Pomona CA SNANCAPCCM3  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-09-29   
909-618 4 Pomona CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-06-03   
909-618 5 Pomona CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-06-03   
909-618 6 Pomona CA SNANCAPCCM3  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-09-29   
909-618 7 Pomona CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-06-03   
909-618 8 Pomona CA SNANCAPCCM3  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-09-29   
909-618 9 Pomona CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2016-10-06   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.