Payment channels

Pay City of Karnes City Utility Billing Department

Use the provider’s verified online, telephone, mail, or counter instructions. Check the final confirmation screen for the amount, processing date, and any transaction fee before submitting.

Primary online route

Use the official payment portal

The direct portal is the fastest route when it is available. The provider identifies its payment gateway as Tyler Technologies Municipal Online Services. Never enter account credentials into a lookalike site reached through an unsolicited message.

Open payment portal ↗

Telephone payment

Phone IVR

A dedicated this detail was not publicly posted. The City accepts card payment by phone through Utility Billing at 830-780-3422 but does not publish a separate IVR number.

Have your account number and payment instrument ready. Follow the provider’s recorded prompts and retain the confirmation number.

Alternative channels

Mail, text, and in-person payment instructions

Pay by text

Register or sign in through the Municipal Online portal, open the account homepage, and select Enroll in Text to Pay. The City also links an EyeOnWater usage portal for water-use monitoring and leak alerts.

Mail-in address

City of Karnes City Utility Billing, 1007 N. HWY 123, Karnes City, TX 78118.

Counters, drop boxes, and office hours

City Hall/Utility Billing is at 1007 N. Highway 123, Karnes City, Texas 78118, open Monday–Friday, 8:00 a.m.–5:00 p.m. Payments may be made during business hours or placed in the City Hall night drop. The City accepts cash, check, money order, cashier's check, and Visa/MasterCard; card payment can also be made by phone in the name of the person paying.

Accepted digital instruments

What you can use online

Municipal Online payment, online Text to Pay after portal enrollment, free automatic bank draft, and Visa/MasterCard phone or in-person payment are documented. The portal accepts Visa, Mastercard, and Discover; the City materials do not state mobile-wallet support.

2026 transaction pricing

Convenience fees

A dedicated this detail was not publicly posted. The current Municipal Online portal and City utility page do not expose a separate online processing fee. Bank draft is explicitly free of charge.

Fees can vary by payment type, channel, account class, and processor terms. The checkout screen is the final fee disclosure.

Payment guidance

Choose the payment channel that fits your deadline

The safest payment path is the one published by City of Karnes City Utility Billing Department and matched to the account information on your bill. Online portals are convenient, but telephone, mail, counter, and drop-box options may follow different posting schedules and may use different fees.

For a routine payment, save the final confirmation page or IVR number and check when the transaction will post. For a same-day shut-off notice, do not assume that submitting a card payment automatically stops a field order; ask the provider what amount and confirmation are required.

Never send your account number, password, card details, or bank information to Water Ledger. Those details belong only on the provider’s verified payment channel or at an authorized counter.

Return to utility profile →Review shut-off rules →