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: 385 [Rate centres in NPA 385] [Dial plan for NPA 385]

NXX: 256

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
385-256 A Salt Lake City UT SLKCUTMAX9X  117F BANDWIDTH.COM CLEC, LLC - UT 660      
385-256 0 Salt Lake City UT SLKCUTMAX9X  117F BANDWIDTH.COM CLEC, LLC - UT 660   2016-09-16   
385-256 1 Salt Lake City UT SLKCUTMAX9X  117F BANDWIDTH.COM CLEC, LLC - UT 660   2016-09-16   
385-256 2 Salt Lake City UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2016-09-17   
385-256 3 Salt Lake City UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-05-11   
385-256 4 Salt Lake City UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-10-10   
385-256 5 Salt Lake City UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-11-10   
385-256 6 Salt Lake City UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-11-10   
385-256 7 Salt Lake City UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2017-09-15   
385-256 8 Salt Lake City UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2016-12-10   
385-256 9 Salt Lake City UT SLKCUT26DS1  526H PEERLESS NETWORK OF UTAH, LLC - UT 660   2017-07-25   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.