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.

Tremonton, UT

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
435-207 A TRMNUTXCDS0  4429 CITIZENS TELECOM-UTAH DBA FRONTIER COMM OF UT 660      
435-257 A TRMNUTXCDS0  4429 CITIZENS TELECOM-UTAH DBA FRONTIER COMM OF UT 660      
435-282 A DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
435-282 0 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
435-282 2 SLKCUT26EMD  490J DISH WIRELESS, LLC 660   2023-03-15   
435-282 5 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
435-282 6 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
435-282 7 DRPRUTKJ1MD  5562 METROPCS, INC. 660      
435-282 8 DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660      
435-291 A SLKCUTJCGT1  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
435-291 0 SLKCUTJCGT1  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
435-291 1 WVCYUT14DS1  871E ONVOY, LLC - UT 660   2020-08-08   
435-291 2 WVCYUT14DS1  871E ONVOY, LLC - UT 660   2018-11-12   
435-291 3 WVCYUT14DS1  871E ONVOY, LLC - UT 660   2019-05-21   
435-291 4 WVCYUT14DS1  871E ONVOY, LLC - UT 660   2019-05-21   
435-291 5 WVCYUT14DS1  871E ONVOY, LLC - UT 660   2020-05-08   
435-291 6 TOOLUTMAAMD  7530 TELEPORT COMMUNICATIONS AMERICA, LLC - UT 660   2015-12-03   
435-291 7 WVCYUT14DS1  871E ONVOY, LLC - UT 660   2020-05-08   
435-291 8 WVCYUT14DS1  871E ONVOY, LLC - UT 660   2020-08-08   
435-291 9 SLKCUTJCGT1  6010 NEW CINGULAR WIRELESS PCS, LLC 660   2018-02-07   
435-732 A SLKCUT26BMD  965H FRACTEL, LLC 660      
435-732 0 WVCYUT145MD  073H TELNYX LLC 660   2022-05-02   
435-732 2 WVCYUT14DS1  871E ONVOY, LLC - UT 660   2022-01-09   
435-732 3 SLKCUTMAXLY  506J TWILIO INTERNATIONAL, INC. 660   2021-12-09   
435-732 4 WVCYUT14DS1  871E ONVOY, LLC - UT 660   2022-01-09   
435-732 5 SLKCUT26BMD  965H FRACTEL, LLC 660   2021-09-17   
435-732 8 WVCYUT14DS1  871E ONVOY, LLC - UT 660   2022-01-09   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.