For calls to Bielefeld please enter the dialling code 0521 and then the number of the person or household you want to reach.
|0521||Phone Code: Classic spelling|
|+49521||With german country code +49|
|+49(0)521||With country code +49 and optional 0|
|0049521||With country code 0049|
|(0521)||Telephone code in brackets|
|0521-||With hyphen as separator to the phone number|
|0521/||With slash as a separator to the phone number|