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.

OCN: 2287 UBTA-UBET COMMUNICATIONS, INC. DBA STRATA NETWORKS

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
435-247 A Lapoint UT VRNLUTMADS0  660      
435-353 A Neola UT VRNLUTMADS0  660      
435-454 A Altamont UT VRNLUTMADS0  660      
435-545 A Randlett UT VRNLUTMADS0  660      
435-548 A Fruitland UT VRNLUTMADS0  660      
435-622 A Flattop UT VRNLUTMADS0  660      
435-622 0 Flattop UT   660      
435-622 1 Flattop UT   660      
435-622 2 Flattop UT   660      
435-622 3 Flattop UT   660      
435-622 4 Flattop UT   660      
435-622 5 Flattop UT   660      
435-622 7 Flattop UT   660      
435-622 8 Flattop UT   660      
435-622 9 Flattop UT   660      
435-646 A Flattop UT VRNLUTMADS0  660      
435-722 A Roosevelt UT VRNLUTMADS0  660      
435-722 0 Roosevelt UT VRNLUTMADS0  660      
435-722 1 Roosevelt UT VRNLUTMADS0  660      
435-722 2 Roosevelt UT VRNLUTMADS0  660      
435-722 3 Roosevelt UT VRNLUTMADS0  660      
435-722 4 Roosevelt UT VRNLUTMADS0  660      
435-722 5 Roosevelt UT VRNLUTMADS0  660      
435-722 6 Roosevelt UT VRNLUTMADS0  660      
435-722 8 Roosevelt UT VRNLUTMADS0  660      
435-722 9 Roosevelt UT VRNLUTMADS0  660      
435-725 A Roosevelt UT VRNLUTMADS0  660      
435-738 A Duchesne UT VRNLUTMADS0  660      
435-781 A Vernal UT VRNLUTMADS0  660      
435-789 A Vernal UT VRNLUTMADS0  660      
435-848 A Tabiona UT VRNLUTMADS0  660      

Last updated: Sun, 17 May 2026 03:26:51 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.