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: 385 [Rate centres in NPA 385] [Dial plan for NPA 385]

NXX: 383

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
385-383 A Clearfield UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
385-383 0 Clearfield UT SLKCUT26DS1  526H PEERLESS NETWORK OF UTAH, LLC - UT 660      
385-383 1 Clearfield UT SLKCUTJCGT1  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
385-383 2 Clearfield UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
385-383 3 Clearfield UT   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660      
385-383 4 Clearfield UT SLKCUTJCGT1  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
385-383 5 Clearfield UT SLKCUTJCGT1  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
385-383 6 Clearfield UT WVCYUT14DS1  871E ONVOY, LLC - UT 660      
385-383 7 Clearfield UT SLKCUTMAXKY  318J COMCAST IP PHONE, LLC 660      
385-383 8 Clearfield UT WVCYUT14DS1  871E ONVOY, LLC - UT 660      
385-383 9 Clearfield UT WVCYUT14DS1  871E ONVOY, LLC - UT 660      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.