Vietnam · VNM
Hai Duong province dialing code
Hai Duong province · Hai Duong province
Dialing code
+84 220
From abroad
+84 220 123-4567
Dial +84, then the city code 220, then the phone number without the leading zero.
Within the country
0220 123-4567
Dial 0220 followed by the phone number.
How to call Hai Duong province?
To call Hai Duong province in Vietnam from abroad, dial the international code +84, followed by the city code 220, then the local number without the leading zero.