Pay your Utility Bill (Water/Sewer/Trash) from the City of O'Fallon, MO online using this service. 


Can I pay my City of O'Fallon Utility Bill by phone?

Sure, please call 1-855-735-5616 (toll-free) to use the automated service to pay your O'Fallon Water & Sewer and Environmental Services bill(s). You can pay using MasterCard, VISA or Discover.