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: 445

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
385-445 A Kaysville UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      
385-445 0 Kaysville UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2014-12-09   
385-445 1 Kaysville UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2015-05-04   
385-445 2 Kaysville UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2015-02-14   
385-445 3 Kaysville UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2015-02-14   
385-445 4 Kaysville UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2015-02-14   
385-445 5 Kaysville UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2015-01-08   
385-445 6 Kaysville UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660   2014-12-08   
385-445 7 Kaysville UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660   2014-12-08   
385-445 8 Kaysville UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660   2014-12-08   
385-445 9 Kaysville UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660   2014-12-08   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.