Phone codes Hong Kong SAR China
21Vianet number prefixes
21Vianet prefixes in Hong Kong SAR China: 5235. Number format +852 5235 XXXX.
5235
- Country
Hong Kong SAR China +852- Prefixes
- 5235
- Number format
- +852 5235 XXXX
- Within the country
- 5235 XXXX
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.