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: 348

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
435-348 A Fillmore UT SLKCUT26BMD  965H FRACTEL, LLC 660      
435-348 0 Fillmore UT   073H TELNYX LLC 660   2022-04-28   
435-348 1 Fillmore UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2022-07-17   
435-348 2 Fillmore UT   073H TELNYX LLC 660   2024-10-27   
435-348 6 Fillmore UT   965H FRACTEL, LLC 660   2021-09-02   
435-348 8 Fillmore UT   073H TELNYX LLC 660   2023-07-15   
435-348 9 Fillmore UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2025-02-17   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.