Bank Closure on Columbus Day
All KCNB locations will be closed on Monday, October 14th in observance of Columbus Day.
Free Medicare Education Class
KCNB has invited Shirley Bazay to present a free class on Medicare, scheduled October 22nd and 23rd.
Learn MorePersonal Checking
Explore our suite of accounts to find the perfect match for your financial goals.
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Your Local Banking Destination
About Us
Established in 1901, we strive to provide our communities with fast, friendly, and secure services.
Switch to KCNB?
We've put together a step-by-step guide to help make the bank-switching process easier.
Online Banking
Take control over your finances with online banking. Available for desktop and mobile.
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Community Driven Banking
KCNB has been a local community partner for over 100 years.
Customer Support
We’ve compiled our resources here to assist you as quick as possible.
Security Center
Discover how to protect yourself from scams and other useful tips for everyday financial safety.
Must have an open account at Karnes County National Bank to enroll in KCNB Online Banking. Internet connection required for KCNB Online Banking & KCNB Mobile. Standard data rates may apply.