Area Code Lookup
What Area Code Is Humeston?
Area code 641 · Iowa
Humeston uses area code 641. It is located in Iowa.
Area Code Serving Humeston
Frequently Asked Questions
What area code is Humeston?
Humeston uses area code 641. It is located in Iowa.
How do I call Humeston from outside the US?
To call Humeston from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-641-XXX-XXXX). The +1 is the country code for all NANPA countries.