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: 947 [Rate centres in NPA 947] [Dial plan for NPA 947]

NXX: 293

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
947-293 A Farmington MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2025-10-11   
947-293 2 Farmington MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2025-10-24   
947-293 3 Farmington MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2025-10-24   
947-293 4 Farmington MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2025-10-24   
947-293 5 Farmington MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2025-10-24   
947-293 6 Farmington MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2025-10-24   
947-293 7 Farmington MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2025-10-11   
947-293 8 Farmington MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2025-10-11   
947-293 9 Farmington MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2025-10-11   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.