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: 707 [Rate centres in NPA 707] [Dial plan for NPA 707]

NXX: 540

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
707-540 A Santa Rosa CA OKLDCA03DS6  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
707-540 0 Santa Rosa CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
707-540 1 Santa Rosa CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-02-18   
707-540 2 Santa Rosa CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-02-18   
707-540 3 Santa Rosa CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-02-18   
707-540 4 Santa Rosa CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-08-09   
707-540 5 Santa Rosa CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-08-09   
707-540 6 Santa Rosa CA FRMTCAEDDS2  7262 XO CALIFORNIA, INC. 722   2005-06-17   
707-540 7 Santa Rosa CA FRMTCAEDDS2  7262 XO CALIFORNIA, INC. 722   2005-06-17   
707-540 8 Santa Rosa CA FRMTCAEDDS2  7262 XO CALIFORNIA, INC. 722   2005-06-17   
707-540 9 Santa Rosa CA OKLDCA03DS6  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.