Netherlands · NLD
Grou dialing code
Grou · Grou
Dialing code
+31 566
From abroad
+31 566 123-4567
Dial +31, then the city code 566, then the phone number without the leading zero.
Within the country
0566 123-4567
Dial 0566 followed by the phone number.
How to call Grou?
To call Grou in Netherlands from abroad, dial the international code +31, followed by the city code 566, then the local number without the leading zero.