Local Calling Guide

Area code/prefix search

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NPA: 331 [Rate centres in NPA 331] [Dial plan for NPA 331]

NXX: 757

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
331-757 A Lemont IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
331-757 0 Lemont IL CHCGILWUJMD  073H TELNYX LLC 358      
331-757 1 Lemont IL CHCGIL24DS6  224C ONVOY, LLC 358      
331-757 2 Lemont IL OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
331-757 3 Lemont IL CHCGIL24DS6  224C ONVOY, LLC 358      
331-757 4 Lemont IL EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
331-757 5 Lemont IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
331-757 6 Lemont IL CHCGIL24DS6  224C ONVOY, LLC 358      
331-757 7 Lemont IL CHCGILCLXOX  516C AT&T CORP. 358      
331-757 8 Lemont IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
331-757 9 Lemont IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      

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

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