Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 630 [Rate centres in NPA 630] [Dial plan for NPA 630]

NXX: 581

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
630-581 A Hinsdale IL OKBRILOAHMD  7421 AT&T - LOCAL 358      
630-581 0 Hinsdale IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
630-581 1 Hinsdale IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
630-581 2 Hinsdale IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-581 3 Hinsdale IL   829J PAETEC ITEL, LLC 358      
630-581 4 Hinsdale IL   829J PAETEC ITEL, LLC 358      
630-581 5 Hinsdale IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
630-581 6 Hinsdale IL OKBRILOAHMD  7421 AT&T - LOCAL 358      
630-581 7 Hinsdale IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
630-581 8 Hinsdale IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
630-581 9 Hinsdale IL   224C ONVOY, LLC 358      

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

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