Pay In Person Customer Service Representatives can accept checking and credit card payments over the phone or you can use our automated payment system 24–hours a day. Call 407-933-7777 or Toll Free 877-582-7700. KUA – KUA’s Carroll St. facility is open for walk-in payments at 1701 W. Carroll St. in Kissimmee from 7:00 a.m. till 6:00 p.m. weekdays excluding holidays. Payment Deposit Box – Customers can also use the payment deposit box 24-hours a day located at: 1701 W. Carroll St. in Kissimmee. To avoid interruption of service, do not use if payment is made close to, or after, the due date. Amscot – Utility payments can be made using cash at area Amscot locations. Click here for a map of Amscot locations.