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: 661 [Rate centres in NPA 661] [Dial plan for NPA 661]

NXX: 825

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-825 A Tehachapi CA BKFDCA01VMD  6529 T-MOBILE USA, INC. 734      
661-825 0 Tehachapi CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-825 1 Tehachapi CA BKFDCA12X5X  9262 UTILITY TELECOM GROUP, LLC - CA 734      
661-825 2 Tehachapi CA BKFDCA01WMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 734      
661-825 3 Tehachapi CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-825 4 Tehachapi CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-825 5 Tehachapi CA BKFDCA01X0X  516C AT&T CORP. 734      
661-825 6 Tehachapi CA BKFDCA01VMD  6529 T-MOBILE USA, INC. 734      
661-825 7 Tehachapi CA BKFDCA01VMD  6529 T-MOBILE USA, INC. 734      
661-825 8 Tehachapi CA BKFDCA01VMD  6529 T-MOBILE USA, INC. 734      
661-825 9 Tehachapi CA BKFDCA01VMD  6529 T-MOBILE USA, INC. 734      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.