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: 273

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
630-273 A Plano IL CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358      
630-273 0 Plano IL   6529 T-MOBILE USA, INC. 358   2024-11-25   
630-273 1 Plano IL   5562 METROPCS, INC. 358   2005-03-28   
630-273 2 Plano IL   318J COMCAST IP PHONE, LLC 358   2002-10-20   
630-273 3 Plano IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-06-19   
630-273 4 Plano IL   460K FIRST COMMUNICATIONS, LLC 358   2005-02-24   
630-273 5 Plano IL   5562 METROPCS, INC. 358   2005-06-04   
630-273 6 Plano IL   5447 ACCESS ONE, INC. - IL 358   2006-01-22   
630-273 7 Plano IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-10-11   
630-273 8 Plano IL   516C AT&T CORP. 358   2007-02-22   
630-273 9 Plano IL   460K FIRST COMMUNICATIONS, LLC 358      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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