For calls to Feldberg (Schwarzwald) please enter the dialling code 039831 and then the number of the person or household you want to reach.
| 039831 | Phone Code: Classic spelling |
|---|---|
| +4939831 | With german country code +49 |
| +49(0)39831 | With country code +49 and optional 0 |
| 004939831 | With country code 0049 |
| (039831) | Telephone code in brackets |
| 039831- | With hyphen as separator to the phone number |
| 039831/ | With slash as a separator to the phone number |