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: 801 [Rate centres in NPA 801] [Dial plan for NPA 801]

NXX: 939

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
801-939 A Farmington UT SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660      
801-939 0 Farmington UT SLKCUTMAX9X  117F BANDWIDTH.COM CLEC, LLC - UT 660   2011-08-01   
801-939 1 Farmington UT SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2004-10-20   
801-939 2 Farmington UT SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2005-07-18   
801-939 3 Farmington UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2004-10-24   
801-939 4 Farmington UT SLKEUT45DS0  5727 FIRSTDIGITAL TELECOM, LLC - UT 660   2002-02-22   
801-939 5 Farmington UT SLKEUT45DS0  5727 FIRSTDIGITAL TELECOM, LLC - UT 660   2002-02-22   
801-939 6 Farmington UT SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660      
801-939 7 Farmington UT SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2004-08-16   
801-939 8 Farmington UT SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2004-08-16   
801-939 9 Farmington UT SLKCUTXDPS0  7176 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 660      

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.