City Carrier Name:Big Rock

This is the United States City Carrier Name:Big Rock Area Code Database page list. You can click the title to browse the detail information.

Region Code: IL
Region Name	National Destination Code	Sn from	Sn to	Number Type
Illinois	630	3181000	3181999	G
Illinois	630	3182000	3182999	G
Illinois	630	3183000	3183999	G
Illinois	630	3184000	3184999	G
Illinois	630	3188000	3188999	G

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