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City Carrier Name:Crystal Lake

This is the United States City Carrier Name:Crystal Lake 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 779 2206000 2206999 G
Illinois 779 2207000 2207999 G
Illinois 779 9942000 9942999 G
Illinois 779 9943000 9943999 G