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.

Rancho Santa Fe, CA

<< 1 2

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
858-779 1 SNDGCA0284Z  4733 PAETEC COMMUNICATIONS, INC. - CA 732      
858-779 2 SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-779 3 SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-779 4 SNDGCA02XIZ  981E BANDWIDTH.COM CLEC, LLC - CA 732      
858-779 5 SNDHCAAXJMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-779 6 SNDGCA0239Z  508J CENTURYLINK COMMUNICATIONS, LLC 732      
858-779 7 ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-779 8 SNDGCA0255Z  073H TELNYX LLC 732      
858-779 9 SNDGCA0284Z  4733 PAETEC COMMUNICATIONS, INC. - CA 732      
858-832 A SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-832 0 ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-832 1 SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-832 2 SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-832 3 ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-832 4 SNDGCA02XSZ  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 732      
858-832 5 SNDGCA02XSZ  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 732      
858-832 6 ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-832 7 SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-832 8 SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-832 9 ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-914 A SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-914 0 SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-914 1 SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-914 2 SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-914 3 SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-914 4 SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-914 5 SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-914 6 ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-914 7 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732      
858-914 8 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732      
858-914 9 SNDGCA0242Z  516C AT&T CORP. 732      
858-923 A SNDGCA023KD  7379 MATRIX TELECOM, LLC. S/I/I TNCI - CA 732      
858-923 0 SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-923 1 SNDGCA02XIZ  981E BANDWIDTH.COM CLEC, LLC - CA 732      
858-923 2 SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-923 3 ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-923 4 SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-923 5 SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-923 6 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732      
858-923 7 SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-923 8 SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-923 9 ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-951 A SNDACAGLFMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 732      
858-951 0 SNDACAGLFMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 732      
858-951 1 SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-951 2 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732      
858-951 4 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732      
858-951 5 ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-951 6 SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732      
858-951 7 ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-951 8 ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      

<< 1 2

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.