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: 586 [Rate centres in NPA 586] [Dial plan for NPA 586]

NXX: 372

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
586-372 A Romeo MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
586-372 0 Romeo MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
586-372 1 Romeo MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
586-372 2 Romeo MI   829J PAETEC ITEL, LLC 340      
586-372 3 Romeo MI SFLDMIDNDS5  9714 GRID 4 COMMUNICATIONS, INC. - MI 340      
586-372 4 Romeo MI   829J PAETEC ITEL, LLC 340      
586-372 5 Romeo MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
586-372 6 Romeo MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
586-372 7 Romeo MI DTRTMIBASMD  516C AT&T CORP. 340      
586-372 8 Romeo MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
586-372 9 Romeo MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.