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
209-799 9 SKTNCACZ8MD  965H FRACTEL, LLC 738   2020-09-17   
209-809 A SKTNCA01XNY  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 738      
209-809 0 SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738   2011-06-03   
209-809 1 SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738   2011-06-03   
209-809 2 SKTNCA01XNY  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 738   2010-10-18   
209-809 3 SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738   2012-02-24   
209-809 4 SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738   2012-02-24   
209-809 5 SKTOCAOY5MD  5562 METROPCS, INC. 738   2011-03-14   
209-809 6 SKTOCAOY5MD  5562 METROPCS, INC. 738   2011-03-14   
209-809 7 SKTOCAOY5MD  5562 METROPCS, INC. 738   2011-04-14   
209-809 8 SKTOCAOY5MD  5562 METROPCS, INC. 738   2011-05-16   
209-809 9 SKTOCAOY5MD  5562 METROPCS, INC. 738   2011-06-14   
209-818 A SKTNCA01XPY  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 738      
209-818 0 SKTNCA01XPY  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 738      
209-818 1 SKTOCAOY5MD  6529 T-MOBILE USA, INC. 738   2006-08-13   
209-818 2 SKTOCAOY5MD  5562 METROPCS, INC. 738   2004-10-29   
209-818 3 SKTOCAOY5MD  5562 METROPCS, INC. 738   2004-10-29   
209-818 4 SKTOCAOY5MD  5562 METROPCS, INC. 738   2004-10-29   
209-818 5 SKTOCAOY5MD  5562 METROPCS, INC. 738   2004-10-29   
209-818 6 SKTOCAOY5MD  5562 METROPCS, INC. 738   2004-10-29   
209-818 7 SKTOCAOY5MD  5562 METROPCS, INC. 738   2005-02-18   
209-818 8 SKTOCAOY5MD  5562 METROPCS, INC. 738   2005-02-18   
209-818 9 SKTOCAOY5MD  6529 T-MOBILE USA, INC. 738   2006-08-13   
209-846 A SKTNCA01XPZ  318J COMCAST IP PHONE, LLC 738      
209-846 0 SKTNCA01XPZ  318J COMCAST IP PHONE, LLC 738   2006-09-30   
209-846 1 SKTNCA01XHY  258E YMAX COMMUNICATIONS CORP. - CA 738   2008-07-02   
209-846 2 SKTNCA01X6Y  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 738   2007-04-08   
209-846 3 SKTNCA01X6Y  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 738   2007-06-20   
209-846 4 SKTOCAOY5MD  6529 T-MOBILE USA, INC. 738   2007-07-08   
209-846 5 SKTOCAOY5MD  5562 METROPCS, INC. 738   2007-07-13   
209-846 6 SKTNCA01XXZ  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738   2007-03-10   
209-846 7 SKTNCA01XXZ  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738   2007-03-10   
209-846 8 SKTNCA01XXZ  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738   2007-03-10   
209-846 9 SKTNCA01XPZ  318J COMCAST IP PHONE, LLC 738   2007-06-07   
209-849 A SKTOCAOY5MD  6529 T-MOBILE USA, INC. 738      
209-849 0 SKTNCACZ4MD  939H COMMIO, LLC 738   2021-09-18   
209-849 1 SKTNCACZ4MD  939H COMMIO, LLC 738   2021-09-18   
209-849 2 SKTNCACZ4MD  939H COMMIO, LLC 738   2021-09-18   
209-849 3 SKTNCACZ4MD  939H COMMIO, LLC 738   2021-09-18   
209-849 4 SKTNCACZ4MD  939H COMMIO, LLC 738   2021-09-18   
209-849 5 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2021-09-26   
209-849 6 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2021-09-26   
209-849 7 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2021-09-26   
209-849 8 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2021-09-26   
209-849 9 SKTOCAOY5MD  6529 T-MOBILE USA, INC. 738   2021-09-17   
209-857 A SKTOCAOY5MD  6529 T-MOBILE USA, INC. 738      
209-857 0 SKTNCASLAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 738   2014-09-17   
209-857 1 SKTNCASLAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 738   2014-09-17   
209-857 2 SKTNCASLAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 738   2014-09-17   
209-857 3 SKTNCASLDS0  7128 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 738   2014-08-11   

<< 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: Execulink Telecom

Like this site? We accept donations via PayPal.