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.

Chula Vista, CA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
619-754 A SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
619-754 0 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2005-01-11   
619-754 1 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2005-01-11   
619-754 2 SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2024-03-05   
619-754 3 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2005-01-11   
619-754 4 SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2005-01-17   
619-754 5 SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2005-01-11   
619-754 6 SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732   2005-01-10   
619-754 7 SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2005-11-14   
619-754 8 SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2005-01-17   
619-754 9 SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2005-01-17   
619-755 A SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732      
619-755 0 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2009-08-02   
619-755 1 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2009-08-04   
619-755 2 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2009-08-04   
619-755 3 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2009-08-04   
619-755 4 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2009-08-04   
619-755 5 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2009-08-04   
619-755 6 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2009-10-10   
619-755 7 SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2009-08-29   
619-755 8 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2009-10-10   
619-755 9 SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2011-06-15   
619-759 A ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732      
619-759 0 SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2020-12-26   
619-759 1 SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2020-12-26   
619-759 2 SNDICAETDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732   2020-12-26   
619-759 3 SNDICAETDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732   2020-12-26   
619-759 4 SNDICAETDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732   2020-12-26   
619-759 5 SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2020-12-28   
619-759 6 SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2020-12-28   
619-759 7 SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2020-12-28   
619-759 8 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2020-12-25   
619-759 9 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2020-12-25   
619-761 A SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732      
619-761 0 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2009-09-14   
619-761 1 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2009-09-14   
619-761 2 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2009-09-14   
619-761 3 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2009-09-14   
619-761 4 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2009-12-24   
619-761 5 SNDICAETDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732   2010-01-04   
619-761 6 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2010-03-02   
619-761 7 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2010-03-02   
619-761 8 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2012-01-05   
619-761 9 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2010-03-04   
619-763 A SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-763 0 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2016-02-27   
619-763 1 SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2016-02-26   
619-763 2 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2016-02-27   
619-763 3 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2016-02-27   
619-763 4 ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2016-02-27   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 >>

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.