Area Code Lookup
What Area Code Is Imperial?
Area code 636 · Missouri
Imperial uses area code 636. It is located in Missouri.
Area Code Serving Imperial
Frequently Asked Questions
What area code is Imperial?
Imperial uses area code 636. It is located in Missouri.
How do I call Imperial from outside the US?
To call Imperial from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-636-XXX-XXXX). The +1 is the country code for all NANPA countries.