Avantel number prefixes
Avantel prefixes in Colombia: 350, 351. Number format +57 350 XXXXXXX.
350
- Country
Colombia +57- Prefixes
- 350, 351
- Number format
- +57 350 XXXXXXX
- Within the country
- 350 XXXXXXX
- Number ranges
- 351, 3502, 3503, 3504, 3505, 3506, 3507, 3508
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.