Utility Billing

New Residents

Welcome to the community! The New Resident Guide includes all of the information you need to know when moving to Round Rock. The City provides residents with water, wastewater (sewer), and stormwater drainage utility services and garbage and recycling collection services. In addition, the gas and electric service providers are listed below.

Water, Wastewater, Garbage and Recycling

City of Round Rock | 512-218-5460


Atmos Energy | 1-800-460-3030


Oncor* Power to Choose | 1-866-797-4839

* Oncor delivers the electricity. Residents choose the provider of their services for billing.

Service Applications and Forms

The City of Round Rock’s service area is distributed into four billing zones based on your property’s geographic location. Therefore, customers cannot change their due date. Utility bills are mailed once per month and are due as follows:

Service Area

Disclaimer: These are general reference boundaries for your convenience. Contact your utility billing entity if you have questions about who provides your water services. 

Payment Methods

  • Online Payment – You can make a one-time payment or set up auto-pay here.
  • Phone – Call the toll-free number at 1-855-894-2392. Select “#” after your CID number and Account number, i.e., XXXXXX# XXXXXX#.
  • Online Banking
  • 24-Hour Deposit Box – Located along Bagdad Avenue at City Hall, 221 E. Main Street. Check or money orders only.
  • Lobby or Walk-in – Located at City Hall, 221 E. Main Street, from 8:00 a.m. to 5:00 p.m. Monday through Friday. 
  • Regular Mail – Mail to Utility Billing, 221 E. Main Street, Round Rock, Texas, 78664.

Your Utility Bill

Please select the appropriate link below for more information on the utility services listed on your utility bill.

Want to know what you're paying for?

Watch this quick video about the water service a typical residential water bill covers, and the costs of delivering a consistent, reliable flow of safe and affordable drinking water to your faucet.

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