Area Code Lookup
What Area Code Is Maryville?
Area code 865 · Tennessee
Maryville uses area code 865. It is located in Tennessee.
Area Code Serving Maryville
Frequently Asked Questions
What area code is Maryville?
Maryville uses area code 865. It is located in Tennessee.
How do I call Maryville from outside the US?
To call Maryville from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-865-XXX-XXXX). The +1 is the country code for all NANPA countries.