Local Calling Guide

Area code/prefix search

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

NXX: 819

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
630-819 A Hinsdale IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
630-819 0 Hinsdale IL   6529 T-MOBILE USA, INC. 358   2017-01-06   
630-819 1 Hinsdale IL   6529 T-MOBILE USA, INC. 358   2017-01-06   
630-819 2 Hinsdale IL   318J COMCAST IP PHONE, LLC 358   2019-03-22   
630-819 3 Hinsdale IL   318J COMCAST IP PHONE, LLC 358   2019-03-22   
630-819 4 Hinsdale IL   6529 T-MOBILE USA, INC. 358   2020-02-03   
630-819 5 Hinsdale IL   318J COMCAST IP PHONE, LLC 358   2017-01-12   
630-819 6 Hinsdale IL   318J COMCAST IP PHONE, LLC 358   2019-03-22   
630-819 7 Hinsdale IL   6529 T-MOBILE USA, INC. 358   2020-02-03   
630-819 8 Hinsdale IL   318J COMCAST IP PHONE, LLC 358   2016-01-01   
630-819 9 Hinsdale IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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