Telephone numbers in Vietnam

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Contents

[edit] General information

Country Code: 84

International Call Prefix: 00

[edit] Land lines

The land line phone numbers in Vietnam follows the format Area Code + Phone Number. The area codes depend on the province and/or city.

To dial a number within a province and/or city, only the phone number needs to be dialed. When dialing from a different province/city, follow the format 0 + Area Code + Phone Number.

At the moment, area code can have between 1 and 3 digits, and phone number between 5 and 7 digits.

Details on area codes are described below.

[edit] Area 1

In the past 18 and 19 used to be the area codes for Hoa Binh province and Ha Giang province respectively. However, starting from 24 November 2007, the area codes for these provinces have been changed to 218 and 219, and all the area codes in Area 1 are now reserved for mobile phone numbers.

[edit] Area 2

Phone numbers in these provinces have 6 digits.

[edit] Area 3

Telephone numbers in this area have 6 digits, except for Hai Phong, Hai Duong, Ha Tay, Nam Dinh, Thanh Hoa and Nghe An having 7 digits.

[edit] Area 4

Prefix 4 is used exclusively by Hanoi, the capital city of Vietnam. Telephone numbers in Hanoi have 7 digits.

[edit] Area 5

Telephone numbers in this area have 6 digits, except for Da Nang having 7 digits.

[edit] Area 6

Telephone numbers in this area have 6 digits, except for Dong Nai having 7 digits.

[edit] The 69 area code

69 is the special area code dedicated for the military. It is followed by a 6-digit phone number. The current distribution is as followed:

  • 69 3 xxxxx - for the Central area of Vietnam
  • 69 4 xxxxx - for the Southern area of Vietnam
  • 69 5 xxxxx - for the Northern area of Vietnam

[edit] Area 7

Telephone numbers in this area have 6 digits, except for Kien Giang having 7 digits.

[edit] Area 8

The prefix 8 is used exclusively by Ho Chi Minh City, the largest city in Vietnam. Telephone numbers in Ho Chi Minh City have 7 digits.

[edit] The 80 area code

The 80 area code is a special area code used by the government. It is followed by a 5-digit phone number.

[edit] Area 9

Most area codes starting with 9 are now used for mobile phone numbers, except 99, which is used for VSAT.

[edit] Mobile phones

In Vietnam, when dialing a mobile phone number, it must be in the format 09y xxxxxxx or 01yy xxxxxxx, either when you dial from the same mobile phone network, from the different mobile phone networks, or from landline phones. But when dialing from overseas, the first 0 is omitted.

The 09y-digit and 01yy-digit codes specify the mobile phone operators and can be considered as their area codes. Some mobile phone operators have been given more than one operator codes.

The mobile phone operator codes are distributed as followed:

  • MobiFone - 090 xxxxxxx, 093 xxxxxxx and 0122 xxxxxxx
  • Vinaphone - 091 xxxxxxx, 094 xxxxxxx and 0123 xxxxxxx
  • Viettel Mobile - 097 xxxxxxx, 098 xxxxxx, 0168 xxxxxxx and 0169 xxxxxxx
  • S-Fone - 095 xxxxxxx
  • HT Mobile - 092 xxxxxxx
  • EVN Telecom - 096 xxxxxxx

Among these, MobiFone, Vinaphone, Viettel Mobile and HT Mobile are GSM operators. S-Fone and EVN Telecom are CDMA operators. Interestingly, HT Mobile used to be a CDMA operator, but has changed to support only GSM recently.

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