For calls to Holldorf please enter the dialling code 039603 and then the number of the person or household you want to reach.
| 039603 | Phone Code: Classic spelling |
|---|---|
| +4939603 | With german country code +49 |
| +49(0)39603 | With country code +49 and optional 0 |
| 004939603 | With country code 0049 |
| (039603) | Telephone code in brackets |
| 039603- | With hyphen as separator to the phone number |
| 039603/ | With slash as a separator to the phone number |