Area Code Lookup
What Area Code Is Winterset?
Area code 515 · Iowa
Winterset uses area code 515. It is located in Iowa.
Area Code Serving Winterset
Frequently Asked Questions
What area code is Winterset?
Winterset uses area code 515. It is located in Iowa.
How do I call Winterset from outside the US?
To call Winterset from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-515-XXX-XXXX). The +1 is the country code for all NANPA countries.