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.
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
385-202 A Salt Lake City UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
385-212 A Salt Lake City UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
385-258 A Salt Lake City UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
385-282 A Salt Lake City UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
385-355 A Salt Lake City UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
385-383 A Clearfield UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
385-420 A Salt Lake City UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
385-432 A Ogden UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
385-474 A Murray UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
385-478 A Salt Lake City UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
385-531 A Salt Lake City UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-213 A Logan UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-214 A Park City UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-215 A St George UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-216 A St George UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-248 A Tooele UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-275 A St George UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-363 A Logan UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-494 A Brigham City UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-535 A Logan UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-553 A Brigham City UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-554 A Logan UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-562 A Salina UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-565 A Park City UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-571 A Park City UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-572 A Cedar City UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-612 A Monroe UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-625 A Beaver UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-633 A Richfield UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-710 A Parowan UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-728 A Tooele UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-767 A St George UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-856 A Nephi UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
435-938 A Logan UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
801-206 A Alta UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
801-386 A Salt Lake City UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
801-406 A Pleasant Grove UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
801-542 A Midvale UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
801-658 A Payson UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
801-682 A Kaysville UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
801-683 A Bountiful UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
801-752 A Ogden UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
801-770 A American Fork UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
801-783 A Salt Lake City UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
801-784 A Clearfield UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
801-788 A Provo UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      
801-890 A Midvale UT 3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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