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.

Modesto, CA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
209-247 0 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2005-03-14   
209-247 1 SKTNCA01XFY  649C ONVOY, LLC - CA 738   2005-01-15   
209-247 2 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2005-03-14   
209-247 3 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2005-03-14   
209-247 4 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2005-03-14   
209-247 5 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2005-03-14   
209-247 6 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2005-03-14   
209-247 7 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2005-03-14   
209-247 8 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2005-03-14   
209-247 9 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2005-03-14   
209-248 A SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738      
209-248 0 SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738   2012-11-19   
209-248 1 SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738   2012-11-19   
209-248 2 SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738   2012-11-19   
209-248 3 SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738   2012-11-19   
209-248 4 SKTNCA01X6Y  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 738   2013-02-17   
209-248 5 SKTNCA01X6Z  516C AT&T CORP. 738   2013-01-02   
209-248 6 SKTNCA01X6Y  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 738   2013-07-14   
209-248 7 SKTNCA01XPZ  318J COMCAST IP PHONE, LLC 738   2012-12-29   
209-248 8 SKTNCA01XFY  649C ONVOY, LLC - CA 738   2013-03-22   
209-248 9 SKTNCASLAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 738   2013-07-26   
209-272 A   6529 T-MOBILE USA, INC. 738      
209-272 0 SKTNCASLAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 738   2013-07-26   
209-272 1 TRLCCA160MD  776C CHARTER FIBERLINK CA-CCO, LLC - CA 738   2012-09-10   
209-272 2 SKTNCASLAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 738   2012-06-15   
209-272 3 SKTNCA01XXZ  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738   2012-09-09   
209-272 4 SKTNCASLAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 738   2012-09-07   
209-272 5 SKTNCASLAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 738   2012-09-07   
209-272 6 SKTNCASLAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 738   2013-07-30   
209-272 7 SKTNCA01XFY  649C ONVOY, LLC - CA 738   2012-08-28   
209-272 8 SKTNCA01XXZ  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738   2013-05-02   
209-272 9   6529 T-MOBILE USA, INC. 738   2012-06-14   
209-281 A SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738      
209-281 0 SKTOCAOY5MD  6529 T-MOBILE USA, INC. 738   2016-06-02   
209-281 1 SKTNCASLAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 738   2017-02-10   
209-281 2 SKTOCAOY5MD  6529 T-MOBILE USA, INC. 738   2016-05-19   
209-281 3 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2015-09-18   
209-281 4 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2015-09-18   
209-281 5 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2015-09-17   
209-281 6 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2015-09-17   
209-281 7 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2015-09-17   
209-281 8 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2015-09-17   
209-281 9 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2015-09-17   
209-284 A SKTNCA01X6Y  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 738      
209-284 0 SKTNCA01X6Z  516C AT&T CORP. 738   2014-11-24   
209-284 1 SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738   2015-01-01   
209-284 2 SKTNCA01X6Y  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 738   2014-11-21   
209-284 3 SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738   2015-01-01   
209-284 4 SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738   2015-01-01   
209-284 5 SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738   2015-01-01   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.