Onatel number prefixes
Onatel prefixes in Burundi: 77. Number format +257 77 XX XX XX.
77
- Country
Burundi +257- Prefixes
- 77
- Number format
- +257 77 XX XX XX
- Within the country
- 77 XX XX XX
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.