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National Destination Code:20

This is the Vietnam National Destination Code:20 Area Code Database page list. You can click the title to browse the detail information.
Region Code:
Region Name City Sn from Sn to Carrier Name Number Type
Lao Cai 2000000 2999999 Viettel G
Lao Cai 3000000 3999999 VNPT G
Lao Cai 4000000 4999999 VTC G
Lao Cai 6000000 6999999 Viettel G