Ameren, 1901 Chouteau Avenue, Saint Louis, Missouri, 63103

Store Hours of Operation, Location & Phone Number for Ameren Near You

The map and information below will help you find the closest Ameren near you. Need to know what time Ameren in Saint Louis opens or closes, or whether it's open 24 hours a day? Read below for business times, daylight and evening hours, street address, and more.

Listed among the Fortune 500, Ameren serves as the parent company of a pair of utilities providers operating in Illinois and Missouri. The corporation provides electricity for more than 2 million customers and natural gas for over 900,000 customers throughout the two states. Within the 64,000-square-mile service area, the utility company maintains a variety of energy-generating plants, including coal-fired, hydroelectric, and nuclear facilities. Together, the plants generate about 10,300 megawatts of electricity, for which Ameren charges one of the lowest rates in the country. The company name stems from a combination of the words "American" and "energy."