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: 309 [Rate centres in NPA 309] [Dial plan for NPA 309]

NXX: 576

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
309-576 A Mossville IL MSVLILXDRS0  1015 FRONTIER NORTH, INC. - IL 368      
309-576 0 Mossville IL MSVLILXDRS0  1015 FRONTIER NORTH, INC. - IL 368      
309-576 1 Mossville IL MSVLILXDRS0  1015 FRONTIER NORTH, INC. - IL 368      
309-576 2 Mossville IL MSVLILXDRS0  1015 FRONTIER NORTH, INC. - IL 368      
309-576 3 Mossville IL PEORILPJXMY  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 368   2010-03-15   
309-576 4 Mossville IL MSVLILXDRS0  1015 FRONTIER NORTH, INC. - IL 368      
309-576 5 Mossville IL MSVLILXDRS0  1015 FRONTIER NORTH, INC. - IL 368      
309-576 6 Mossville IL MSVLILXDRS0  1015 FRONTIER NORTH, INC. - IL 368      
309-576 7 Mossville IL MSVLILXDRS0  1015 FRONTIER NORTH, INC. - IL 368      
309-576 8 Mossville IL MSVLILXDRS0  1015 FRONTIER NORTH, INC. - IL 368      
309-576 9 Mossville IL MSVLILXDRS0  1015 FRONTIER NORTH, INC. - IL 368      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.