Area Code Lookup
What Area Code Is Harriston?
Area code 548 · Ontario
Harriston uses area code 548. It is located in Ontario.
Area Code Serving Harriston
Frequently Asked Questions
What area code is Harriston?
Harriston uses area code 548. It is located in Ontario.
How do I call Harriston from outside the US?
To call Harriston from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-548-XXX-XXXX). The +1 is the country code for all NANPA countries.