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: 440 [Rate centres in NPA 440] [Dial plan for NPA 440]

NXX: 749

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-749 A Willoughby OH INDPOHEB9MD  6529 T-MOBILE USA, INC. 320      
440-749 0 Willoughby OH   6529 T-MOBILE USA, INC. 320      
440-749 1 Willoughby OH   6529 T-MOBILE USA, INC. 320      
440-749 2 Willoughby OH   6529 T-MOBILE USA, INC. 320      
440-749 3 Willoughby OH   6529 T-MOBILE USA, INC. 320   2005-03-26   
440-749 4 Willoughby OH   6529 T-MOBILE USA, INC. 320      
440-749 5 Willoughby OH   6529 T-MOBILE USA, INC. 320   2005-07-22   
440-749 6 Willoughby OH   6529 T-MOBILE USA, INC. 320   2006-09-02   
440-749 7 Willoughby OH   6529 T-MOBILE USA, INC. 320   2007-10-17   
440-749 8 Willoughby OH   6529 T-MOBILE USA, INC. 320   2008-09-12   
440-749 9 Willoughby OH   6529 T-MOBILE USA, INC. 320      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.