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: 435 [Rate centres in NPA 435] [Dial plan for NPA 435]

NXX: 535

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
435-535 A Logan UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-535 0 Logan UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-535 1 Logan UT SLKCUTMAX9X  117F BANDWIDTH.COM CLEC, LLC - UT 660      
435-535 2 Logan UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-535 3 Logan UT SLKCUTMAXKY  318J COMCAST IP PHONE, LLC 660      
435-535 4 Logan UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
435-535 5 Logan UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
435-535 6 Logan UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
435-535 7 Logan UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
435-535 8 Logan UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
435-535 9 Logan UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.