1&1 Mobilfunk number prefixes
1&1 Mobilfunk prefixes in Germany: 15553, 15563. Number format +49 15553 XXXXXX.
15553
- Country
Germany +49- Prefixes
- 15553, 15563
- Number format
- +49 15553 XXXXXX
- Within the country
- 015553 XXXXXX
- Number ranges
- 1555, 1556
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.