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: 515 [Rate centres in NPA 515] [Dial plan for NPA 515]

NXX: 387

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
515-387 A Maxwell IA MXWLIAXPRS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 632      
515-387 0 Maxwell IA MXWLIAXPRS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 632      
515-387 1 Maxwell IA MXWLIAXPRS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 632      
515-387 2 Maxwell IA NWTNIAXCPS1  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 632   2012-03-19   
515-387 3 Maxwell IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2018-04-02   
515-387 4 Maxwell IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2018-04-02   
515-387 5 Maxwell IA MXWLIAXPRS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 632      
515-387 6 Maxwell IA DESMIADTXJX  508J CENTURYLINK COMMUNICATIONS, LLC 632   2017-03-24   
515-387 7 Maxwell IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2006-08-25   
515-387 8 Maxwell IA MXWLIAXPRS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 632      
515-387 9 Maxwell IA MXWLIAXPRS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 632      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.