Area Code Lookup
What Area Code Is Thunder Bay?
Area code 807 · Ontario
Thunder Bay uses area code 807. It is located in Ontario.
Area Code Serving Thunder Bay
Frequently Asked Questions
What area code is Thunder Bay?
Thunder Bay uses area code 807. It is located in Ontario.
How do I call Thunder Bay from outside the US?
To call Thunder Bay from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-807-XXX-XXXX). The +1 is the country code for all NANPA countries.