Area Code +84-280-(4000000...4999999) located in Thai Nguyen, more detail is as below. Place International Dialing Code : 84 International Prefix : 00 National Prefix : 0 National Destination Code : 280 Subscriber Number From : 4000000 Subscriber Number To : 4999999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : VTC Click here to buy Vietnam Area Code Database Other Information Language Code : vi (Vietnamese) Country Number : 704 (Vietnam) Country Code : VN (Vietnam) City : Thai Nguyen Timezone : Asia/Ho_Chi_Minh Coordinated Universal Time : +07:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 21.6000 Longitude : 105.8500 ‹ previous : +84-280-(3000000...3999999) next › : +84-280-(6000000...6999999) Dialling Instructions For trunk calls: 0 280 4000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 84 280 4000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4000000 ~ 4999999 (Count: 1,000,000) Example: +84-280-4000000 / 0084-280-4000000 (0280-4000000 / 0-280-4000000) +84-280-4000001 / 0084-280-4000001 (0280-4000001 / 0-280-4000001) +84-280-4000002 / 0084-280-4000002 (0280-4000002 / 0-280-4000002) +84-280-4000003 / 0084-280-4000003 (0280-4000003 / 0-280-4000003) +84-280-4000004 / 0084-280-4000004 (0280-4000004 / 0-280-4000004) ...+84-280-xxxxxxx / 0084-280-xxxxxxx (0280-xxxxxxx / 0-280-xxxxxxx) ...+84-280-4999995 / 0084-280-4999995 (0280-4999995 / 0-280-4999995) +84-280-4999996 / 0084-280-4999996 (0280-4999996 / 0-280-4999996) +84-280-4999997 / 0084-280-4999997 (0280-4999997 / 0-280-4999997) +84-280-4999998 / 0084-280-4999998 (0280-4999998 / 0-280-4999998) +84-280-4999999 / 0084-280-4999999 (0280-4999999 / 0-280-4999999)
