Turkey · TUR
Bolu dialing code
Bolu · Bolu
Dialing code
+90 374
From abroad
+90 374 123-4567
Dial +90, then the city code 374, then the phone number without the leading zero.
Within the country
0374 123-4567
Dial 0374 followed by the phone number.
How to call Bolu?
To call Bolu in Turkey from abroad, dial the international code +90, followed by the city code 374, then the local number without the leading zero.