Canada · CAN
Ontario (+21) dialing code
Ontario (+21) · Ontario (+21)
Dialing code
+1 905
From abroad
+1 905 123-4567
Dial +1, then the city code 905, then the phone number without the leading zero.
Within the country
1905 123-4567
Dial 1905 followed by the phone number.
How to call Ontario (+21)?
To call Ontario (+21) in Canada from abroad, dial the international code +1, followed by the city code 905, then the local number without the leading zero.