Unitel number prefixes
Unitel prefixes in Laos: 20, 30. Number format +856 20 XX XXX XXX.
20
- Country
Laos +856- Prefixes
- 20, 30
- Number format
- +856 20 XX XXX XXX
- Within the country
- 020 XX XXX XXX
- Number ranges
- 209, 304, 309
A prefix shows which operator a number range was originally assigned to. In many countries subscribers can port their number to another operator, so the prefix does not guarantee the current operator.