Area Code +84-188-(0000000...9999999) located in Mobile Telephony GSM, more detail is as below. Place International Dialing Code : 84 International Prefix : 00 National Prefix : 0 National Destination Code : 188 Subscriber Number From : 0000000 Subscriber Number To : 9999999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : Vietnamobile Click here to buy Vietnam Area Code Database Other Information Language Code : vi (Vietnamese) Country Number : 704 (Vietnam) Country Code : VN (Vietnam) City : Mobile Telephony GSM Timezone : Asia/Ho_Chi_Minh Coordinated Universal Time : +07:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 10.7500 Longitude : 106.6600 ‹ previous : +84-186-(0000000...9999999) next › : +84-31-(6000000...6999999) Dialling Instructions For trunk calls: 0 188 0000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 84 188 0000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 0000000 ~ 9999999 (Count: 10,000,000) Example: +84-188-0000000 / 0084-188-0000000 (0188-0000000 / 0-188-0000000) +84-188-0000001 / 0084-188-0000001 (0188-0000001 / 0-188-0000001) +84-188-0000002 / 0084-188-0000002 (0188-0000002 / 0-188-0000002) +84-188-0000003 / 0084-188-0000003 (0188-0000003 / 0-188-0000003) +84-188-0000004 / 0084-188-0000004 (0188-0000004 / 0-188-0000004) ...+84-188-xxxxxxx / 0084-188-xxxxxxx (0188-xxxxxxx / 0-188-xxxxxxx) ...+84-188-9999995 / 0084-188-9999995 (0188-9999995 / 0-188-9999995) +84-188-9999996 / 0084-188-9999996 (0188-9999996 / 0-188-9999996) +84-188-9999997 / 0084-188-9999997 (0188-9999997 / 0-188-9999997) +84-188-9999998 / 0084-188-9999998 (0188-9999998 / 0-188-9999998) +84-188-9999999 / 0084-188-9999999 (0188-9999999 / 0-188-9999999)