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: 715 [Rate centres in NPA 715] [Dial plan for NPA 715]

NXX: 380

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
715-380 A Crivitz WI CRVTWIXA4MD  508J CENTURYLINK COMMUNICATIONS, LLC 350      
715-380 0 Crivitz WI MRNTWI24DS0  766H INTEGRATED PATH COMMUNICATIONS, LLC - WI 350   2018-07-12   
715-380 6 Crivitz WI STPTWI01HMD  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 350   2020-01-16   
715-380 7 Crivitz WI CRVTWIXA4MD  508J CENTURYLINK COMMUNICATIONS, LLC 350   2014-11-10   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.