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City Carrier Name:Guyancourt

This is the France City Carrier Name:Guyancourt Area Code Database page list. You can click the title to browse the detail information.
Region Code: 78
Region Name National Destination Code Sn from Sn to Number Type
Yvelines 1 74090000 74099999 G
Yvelines 1 78510000 78519999 G
Yvelines 1 80780000 80789999 G
Yvelines 1 83450000 83459999 G