Alternative channels
Mail, text, and in-person payment instructions
Pay by text
A dedicated this detail was not publicly posted. The current First Utility customer portal offers account alerts and email notifications, but the reviewed pages do not publish a text-to-pay keyword or SMS enrollment workflow.
Mail-in address
First Utility District of Knox County, P.O. Box 22580, Knoxville, TN 37933
Counters, drop boxes, and office hours
Payments may be dropped at the district office, 122 Durwood Road, Knoxville, Tennessee 37922. The official customer page does not state a current counter schedule; the district's listed customer-service phone is 865-966-9741. Customers may pay with cash, check, money order, Visa, Discover, or Mastercard at the office; verify current counter hours before visiting.