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
209-496 0 SKTOCAOY5MD  5562 METROPCS, INC. 738   2010-04-19   
209-496 1 SKTOCAOY5MD  5562 METROPCS, INC. 738   2010-10-14   
209-496 2 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738      
209-496 3 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738      
209-496 4 SKTOCAOY5MD  5562 METROPCS, INC. 738   2005-05-06   
209-496 5 SKTOCAOY5MD  5562 METROPCS, INC. 738   2005-04-29   
209-496 6 SKTOCAOY5MD  5562 METROPCS, INC. 738   2005-05-06   
209-496 7 SKTOCAOY5MD  5562 METROPCS, INC. 738   2005-05-06   
209-496 8 SKTOCAOY5MD  5562 METROPCS, INC. 738   2005-05-06   
209-496 9 SKTNCA01XFY  649C ONVOY, LLC - CA 738   2005-11-20   
209-497 A SKTNCA111MD  9262 UTILITY TELECOM GROUP, LLC - CA 738      
209-497 0 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2015-07-06   
209-497 1 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2015-07-06   
209-497 2 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2015-07-10   
209-497 3 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2015-07-10   
209-497 4 SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738   2015-08-17   
209-497 5 SKTNCA01XFY  649C ONVOY, LLC - CA 738   2016-05-10   
209-497 6 SKTNCA111MD  9262 UTILITY TELECOM GROUP, LLC - CA 738   2015-07-05   
209-497 7 SKTNCASLAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 738   2016-04-01   
209-497 8 SKTNCA01XFY  649C ONVOY, LLC - CA 738   2016-04-22   
209-497 9 SKTOCAOY5MD  6529 T-MOBILE USA, INC. 738   2016-04-01   
209-499 A SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738      
209-501 A SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738      
209-501 0 SKTOCAOY5MD  5562 METROPCS, INC. 738   2020-08-31   
209-501 1 SKTOCAOY5MD  5562 METROPCS, INC. 738   2020-09-14   
209-501 2 SKTNCACZDS2  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2020-09-09   
209-501 3 SKTNCASLAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 738   2020-08-28   
209-501 4 SKTNCA01XFY  649C ONVOY, LLC - CA 738   2021-07-12   
209-501 5 SKTOCAOY5MD  6529 T-MOBILE USA, INC. 738   2020-07-25   
209-501 6 SKTOCAOY5MD  6529 T-MOBILE USA, INC. 738   2020-07-25   
209-501 7 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2020-07-17   
209-501 8 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2020-07-17   
209-501 9 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2020-07-17   
209-505 A SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738      
209-520 A SKTNCA01XJY  9748 AMERICAN MESSAGING SERVICES, LLC 738      
209-521 A MDSTCA02DS0  9740 PACIFIC BELL 738      
209-522 A MDSTCA02DS0  9740 PACIFIC BELL 738      
209-523 A MDSTCA02DS0  9740 PACIFIC BELL 738      
209-524 A MDSTCA02DS0  9740 PACIFIC BELL 738      
209-525 A MDSTCA02DS0  9740 PACIFIC BELL 738      
209-526 A MDSTCA02DS0  9740 PACIFIC BELL 738      
209-527 A MDSTCA02DS0  9740 PACIFIC BELL 738      
209-529 A MDSTCA02DS0  9740 PACIFIC BELL 738      
209-530 A MDSTCA02DS0  9740 PACIFIC BELL 738      
209-531 A MDSTCA03DS0  9740 PACIFIC BELL 738      
209-531 0 MDSTCA03DS0  9740 PACIFIC BELL 738      
209-531 1 MDSTCA03DS0  9740 PACIFIC BELL 738      
209-531 2 MDSTCA03DS0  9740 PACIFIC BELL 738      
209-531 3 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738      
209-531 4 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738      

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

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.