There are 106 Cell Phone Stores in St. Louis County, Missouri, serving a population of 999,539 people in an area of 508 square miles. There is 1 Cell Phone Store per 9,429 people, and 1 Cell Phone Store per 4 square miles.
In Missouri, St. Louis County is ranked 71st of 115 counties in Cell Phone Stores per capita, and 3rd of 115 counties in Cell Phone Stores per square mile.