Rockville, Missouri Area Code
Rockville, MO Area Codes are
Rockville, MO is officially utilizing area code 660.
In addition to Rockville, MO area code information read more about area code 660 details and Missouri area codes.
Rockville, MO is located in Saint Clair County and observes the Central Time Zone.
View our Times by Area Code tool.
Area Codes Look Up By State and City
Area Codes Look Up in Surrounding Places
