For calls to Heroldsberg please enter the dialling code 0911 and then the number of the person or household you want to reach.
|0911||Phone Code: Classic spelling|
|+49911||With german country code +49|
|+49(0)911||With country code +49 and optional 0|
|0049911||With country code 0049|
|(0911)||Telephone code in brackets|
|0911-||With hyphen as separator to the phone number|
|0911/||With slash as a separator to the phone number|