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: 763

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
630-763 A Elmhurst IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2024-09-07   
630-763 0 Elmhurst IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-12-02   
630-763 1 Elmhurst IL   224C ONVOY, LLC 358   2025-10-16   
630-763 3 Elmhurst IL   321J HD CARRIER LLC 358   2025-10-10   
630-763 8 Elmhurst IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2024-09-07   
630-763 9 Elmhurst IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2024-09-07   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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