Germany · DEU
Ulm Donau dialing code
Ulm Donau · Ulm Donau
Dialing code
+49 731
From abroad
+49 731 123-4567
Dial +49, then the city code 731, then the phone number without the leading zero.
Within the country
0731 123-4567
Dial 0731 followed by the phone number.
How to call Ulm Donau?
To call Ulm Donau in Germany from abroad, dial the international code +49, followed by the city code 731, then the local number without the leading zero.