Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 309 [Rate centres in NPA 309] [Dial plan for NPA 309]

NXX: 558

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
309-558 A Rock Island IL RCISILRIDS1  9329 ILLINOIS BELL TEL CO 634      
309-558 0 Rock Island IL RCISILRIWMD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 634   2005-11-18   
309-558 1 Rock Island IL RCISILRIWMD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 634   2006-12-06   
309-558 2 Rock Island IL RCISILRIDS1  9329 ILLINOIS BELL TEL CO 634      
309-558 3 Rock Island IL RCISILRIDS1  9329 ILLINOIS BELL TEL CO 634      
309-558 4 Rock Island IL RCISILEG1MD  5562 METROPCS, INC. 634   2006-08-25   
309-558 5 Rock Island IL RCISILEG1MD  5562 METROPCS, INC. 634   2005-10-10   
309-558 6 Rock Island IL RCISILRIWMD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 634   2006-05-05   
309-558 7 Rock Island IL RCISILEG1MD  5562 METROPCS, INC. 634   2007-01-08   
309-558 8 Rock Island IL RCISILEG1MD  5562 METROPCS, INC. 634   2005-07-03   
309-558 9 Rock Island IL RCISILEG1MD  5562 METROPCS, INC. 634   2005-07-03   

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

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