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.

Switch: SLKCUTMAXKY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
385-219 A Provo UT 318J COMCAST IP PHONE, LLC 660      
385-241 A Provo UT 318J COMCAST IP PHONE, LLC 660      
385-267 A Salt Lake City UT 318J COMCAST IP PHONE, LLC 660      
385-296 A Midvale UT 318J COMCAST IP PHONE, LLC 660      
385-324 A Bountiful UT 318J COMCAST IP PHONE, LLC 660      
385-344 A Spanish Fork UT 318J COMCAST IP PHONE, LLC 660      
385-361 A Midvale UT 318J COMCAST IP PHONE, LLC 660      
385-389 A Ogden UT 318J COMCAST IP PHONE, LLC 660      
385-423 A Clearfield UT 318J COMCAST IP PHONE, LLC 660      
385-498 A American Fork UT 318J COMCAST IP PHONE, LLC 660      
385-557 A Midvale UT 318J COMCAST IP PHONE, LLC 660      
385-695 A Midvale UT 318J COMCAST IP PHONE, LLC 660      
385-993 A Lehi UT 318J COMCAST IP PHONE, LLC 660      
435-249 A Tooele UT 318J COMCAST IP PHONE, LLC 660      
435-315 A Heber City UT 318J COMCAST IP PHONE, LLC 660      
435-932 A Logan UT 318J COMCAST IP PHONE, LLC 660      
801-419 A Salt Lake City UT 318J COMCAST IP PHONE, LLC 660      
801-515 A Springville UT 318J COMCAST IP PHONE, LLC 660      
801-679 A Midvale UT 318J COMCAST IP PHONE, LLC 660      
801-701 A Pleasant Grove UT 318J COMCAST IP PHONE, LLC 660      
801-797 A Bountiful UT 318J COMCAST IP PHONE, LLC 660      

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

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