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: 373

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-373 A Wickliffe OH CLEVOHIWDS0  7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320      
440-373 0 Wickliffe OH INDPOHEB4MD  5562 METROPCS, INC. 320   2022-12-02   
440-373 1 Wickliffe OH CLEVOH975MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 320   2005-03-17   
440-373 2 Wickliffe OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320   2023-08-28   
440-373 3 Wickliffe OH CLEYOHDH0MD  3765 CHOICE ONE COMMUNICATIONS, INC. - OH 320   2009-11-16   
440-373 4 Wickliffe OH CLEVOH975MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 320   2003-08-23   
440-373 5 Wickliffe OH CLEYOHDH0MD  0265 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - OH 320   2004-01-21   
440-373 6 Wickliffe OH   515J IP HORIZON LLC 320   2024-03-07   
440-373 7 Wickliffe OH CLEVOH62X0Z  001F BANDWIDTH.COM CLEC, LLC - OH 320   2010-11-18   
440-373 8 Wickliffe OH CLEVOH62X0Z  001F BANDWIDTH.COM CLEC, LLC - OH 320   2011-07-03   
440-373 9 Wickliffe OH CLEVOHIWDS0  7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.