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: 921

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
801-921 A Provo UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-921 0 Provo UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2006-03-29   
801-921 1 Provo UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2007-09-14   
801-921 2 Provo UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2007-09-14   
801-921 3 Provo UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
801-921 4 Provo UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2006-05-05   
801-921 5 Provo UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2006-11-05   
801-921 6 Provo UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2006-11-05   
801-921 7 Provo UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2006-11-05   
801-921 8 Provo UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2006-11-05   
801-921 9 Provo UT   5562 METROPCS, INC. 660      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.