Clinton Utilities Board (CUB) delivers reliable electric, water, sewer, and gas services to more than 41,000 customers across Anderson County and surrounding areas in Tennessee. Monthly bills include usage charges with a clear due date printed on each statement. Timely payments prevent late fees and service interruptions.
- For the most current billing and payment details, visit the official Payment Options page at https://www.clintonub.com/payment-options/.
- Customers can also access the secure Customer Portal directly at https://clintonutilities.utilitynexus.com to view accounts, pay bills, and manage services.
Online Payment Portal (Customer Portal & Mobile App)
Clinton Utilities Board’s official Customer Portal and mobile app are the only authorized ways to pay your bill online. The portal at https://clintonutilities.utilitynexus.com allows you to view your account, pay by credit/debit card or electronic check, enroll in paperless e-billing, monitor usage, receive alerts, and set up AutoPay.
New users complete a simple one-time registration using information from your bill. Once logged in, payments post immediately or the next business day. The free CUB mobile app (available for iOS and Android) provides the same features for on-the-go payments.
Important Note: Third-party services (such as doxo) are not authorized. Payments made through unauthorized platforms may result in delayed crediting, late fees, or service disconnection. Always use the official portal or app.
Guest / One-Time Payment
The Customer Portal supports quick one-time payments after basic account verification (no full recurring login required for single transactions). Enter your account number to pay securely with Visa, MasterCard, or Discover. A 2.25% convenience fee applies to credit/debit card transactions.
Pay by Phone (24/7)
Make payments 24 hours a day using Visa, MasterCard, Discover, or electronic check by calling 1-888-703-9195. Have your account number ready. A 2.25% convenience fee applies to credit/debit card payments. For billing questions or assistance, call the main customer service line at (865) 457-9232 during business hours.
Mail Payments
Mail your payment stub with a check or money order (payable to Clinton Utilities Board) to: Clinton Utilities Board P.O. Box 296 Clinton, TN 37716
Include your full account number on the check. Do not send cash. Allow 5–7 business days for mail delivery and processing. This option is completely fee-free.
In-Person, Kiosk, and Drop Box Payments
Visit the main office in person at: 1001 N. Charles G. Seivers Blvd. Clinton, TN 37716
Office hours are Monday through Friday, 8:00 AM to 5:00 PM. Payments are accepted at the customer service counter during these hours.
For 24/7 convenience:
- CUB Office Kiosk (same address) – Available 24/7. Pay with cash, check, or credit/debit card (cash and check payments are free; 2.25% fee for cards). Payments post immediately.
- Norwood Marathon – 1236 E. Tricounty Blvd., Oliver Springs (7:00 AM–9:00 PM)
- Fastop Market – 501 N. Main Street, Rocky Top (6:00 AM–11:00 PM)
After-hours and weekend payments can also be placed in the secure drive-thru drop box at the main office (checks or money orders only—no cash).
Additional Payment Locations
You may also pay your bill at the following bank branches:
- One Bank of Tennessee – Oliver Springs
- Southern Bank of Tennessee – Clinton
- Community Trust Bank – Clinton
Payment Programs
CUB offers several programs to help manage payments:
- AutoPay – Set up automatic deductions from your bank account or card through the Customer Portal or app.
- Flex Pay – Prepaid option with no deposits, no monthly bills, no late fees (register at myusage.com).
- Budget Billing / Levelized Payment Plans – Available for qualifying customers to average payments over 12 months.
Contact Customer Service
Reach Clinton Utilities Board customer service at (865) 457-9232 (Monday–Friday, 8:00 AM–5:00 PM) for billing inquiries, payment arrangements, service starts/stops, or assistance. Email support is available at [email protected]. For outages or emergencies, call the same number 24/7. The main office is located at 1001 N. Charles G. Seivers Blvd., Clinton, TN 37716.
Frequently Asked Questions
Can I pay my Clinton Utilities Board bill online without a full account? Yes. The official Customer Portal at https://clintonutilities.utilitynexus.com supports quick one-time payments using your account number. The mobile app also allows fast payments.
What payment methods does Clinton Utilities Board accept? Official channels accept Visa, MasterCard, Discover, electronic checks, cash, and checks. Mail and drop box accept checks or money orders only.
Is there a convenience fee for Clinton Utilities Board payments? Yes. A 2.25% convenience fee applies to all credit/debit card payments (online, phone, and kiosks). Cash and check payments at the office kiosk and drop box are fee-free.
Where do I mail my Clinton Utilities Board payment? Clinton Utilities Board, P.O. Box 296, Clinton, TN 37716. Always include your account number on the check.
What are the kiosk and in-person payment hours? Main office: Monday–Friday, 8:00 AM–5:00 PM at 1001 N. Charles G. Seivers Blvd., Clinton, TN 37716. The office kiosk is available 24/7 for cash, check, or card payments.
How do I set up AutoPay or Flex Pay? Enroll in AutoPay through the Customer Portal at https://clintonutilities.utilitynexus.com or the mobile app. Register for Flex Pay at myusage.com.
What services does Clinton Utilities Board provide? Electric, water, sewer, and gas distribution services to over 41,000 customers in Anderson County and surrounding areas.
How do I get help with billing questions or payment arrangements? Call (865) 457-9232 during business hours or use the 24/7 payment line at 1-888-703-9195. Flexible arrangements are available through customer service.
