Local Calling Guide

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

NXX: 777

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
331-777 A Downers Grove IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
331-777 0 Downers Grove IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
331-777 1 Downers Grove IL   515J IP HORIZON LLC 358      
331-777 2 Downers Grove IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
331-777 3 Downers Grove IL EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
331-777 4 Downers Grove IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
331-777 5 Downers Grove IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
331-777 6 Downers Grove IL EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
331-777 7 Downers Grove IL CHCGILCPDS9  138G LEVEL 3 TELECOM OF ILLINOIS, LLC - IL 358      
331-777 8 Downers Grove IL EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
331-777 9 Downers Grove IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      

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

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