Street Lights

Who do I contact if I want to report a street light being out?
AmerenIP takes care of all street lights in O'Fallon. Contact them to report streets lights being out. If you would like to call, the phone number is 1-800-755-5000 or click on the link to use the on line form. Ameren requires an address or location to report the street light that is out.

You can also email them at

A message from Ameren - SCAM WARNING

Never give cash, purchase a pre-paid credit card or share credit card numbers with someone who is threatening to disconnect your power claiming your utility bill is unpaid.

Never let anyone into your home claining to be from the utiltiy unless they show proper identification.

If you have any doubt or suspicion call Ameren at 1-800-755-5000.

Learn about ways to pay your bill safely at