Area Code Lookup
What Area Code Is Vermillion?
Area code 605 · South Dakota
Vermillion uses area code 605. It is located in South Dakota.
Area Code Serving Vermillion
Frequently Asked Questions
What area code is Vermillion?
Vermillion uses area code 605. It is located in South Dakota.
How do I call Vermillion from outside the US?
To call Vermillion from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-605-XXX-XXXX). The +1 is the country code for all NANPA countries.