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: 319 [Rate centres in NPA 319] [Dial plan for NPA 319]

NXX: 201

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
319-201 A Mount Pleasant IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
319-201 0 Mount Pleasant IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634   2010-08-06   
319-201 1 Mount Pleasant IA MNPLIAXCBMD  751F MCC TELEPHONY OF IOWA, LLC - IA 634   2010-04-15   
319-201 2 Mount Pleasant IA DESMIAITGT5  444G AUREON COMMUNICATIONS, LLC 634   2015-05-04   
319-201 3 Mount Pleasant IA DVNPIAEADMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 634   2017-06-26   
319-201 4 Mount Pleasant IA MNPLIA112MD  6529 T-MOBILE USA, INC. 634   2018-04-09   
319-201 5 Mount Pleasant IA MNPLIA112MD  6529 T-MOBILE USA, INC. 634   2018-04-09   
319-201 6 Mount Pleasant IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634   2020-08-11   
319-201 7 Mount Pleasant IA DVNPIAEAGMD  508J CENTURYLINK COMMUNICATIONS, LLC 634   2016-08-03   
319-201 8 Mount Pleasant IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634   2016-07-26   
319-201 9 Mount Pleasant IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634   2014-03-21   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.