All 11-digit prefixes of 5 major carriers in Vietnam will be changed to 10 numbers starting from 15/9/2018, including prefix 0167 of Viettel. So which 10 numbers does the prefix 0167 change to? Please follow the article below …
Prefix 0167 will be changed to 037
Illustration: 0167.1234.567 changed to 037.1234.567
Prefix 0167 changed to 10 numbers
https://thuthuat.taimienphi.vn/dau-so-0167-doi-thanh-10-so-nao-42620n.aspx