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: 217 [Rate centres in NPA 217] [Dial plan for NPA 217]

NXX: 542

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-542 A Decatur IL SPFDILGI3MD  7393 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - IL 374      
217-542 0 Decatur IL SPFDILGI3MD  7393 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - IL 374      
217-542 1 Decatur IL SPFDILGI3MD  7393 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - IL 374      
217-542 2 Decatur IL SPFDILGI3MD  7393 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - IL 374      
217-542 3 Decatur IL SPFDILGI3MD  7393 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - IL 374      
217-542 4 Decatur IL DCTRILATZMD  5562 METROPCS, INC. 374   2015-07-04   
217-542 5 Decatur IL SPFDILESXVX  318J COMCAST IP PHONE, LLC 374   2015-04-24   
217-542 6 Decatur IL DCTRILATGMD  6529 T-MOBILE USA, INC. 374   2016-07-20   
217-542 7 Decatur IL SPFDILESXVX  318J COMCAST IP PHONE, LLC 374   2014-03-22   
217-542 8 Decatur IL DCTRILATGMD  6529 T-MOBILE USA, INC. 374   2016-07-20   
217-542 9 Decatur IL DCTRILATGMD  6529 T-MOBILE USA, INC. 374   2016-07-20   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.