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.

Randolph, UT

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
435-217 A RSVTUTANCM0  340D GOLD STAR COMMUNICATIONS, LLC 660      
435-217 0 RSVTUTANCM0  340D GOLD STAR COMMUNICATIONS, LLC 660      
435-217 4   340D GOLD STAR COMMUNICATIONS, LLC 660      
435-217 5   340D GOLD STAR COMMUNICATIONS, LLC 660      
435-217 8   340D GOLD STAR COMMUNICATIONS, LLC 660      
435-217 9 SLKCUTJCGT1  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
435-793 A KAMSUTXCDS2  2288 ALL WEST COMMUNICATIONS - UT 660      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.