Make A Payment to Your Loan
INTERNAL Transfer
Transfer from your South Texas FCU Checking Account to your loan*
- One-time payment
- Transfer from your savings or checking account
- Instant Payment
- Pay Auto Loan
- Pay Personal Loan
- Pay Credit Card
- Free
*Requires South Texas FCU online banking enrollment and a share draft to transfer from.
EXTERNAL TRANSFER
FREE
Set up Automatic Transfers from another financial institution to your loan**
- Recurring payments
- Transfer from another financial institution
- Post the same day you select
- Pay Auto Loan
- Pay Personal Loan
**Must complete and submit the electronic form. A credit union representative will review and approve your request before payment can be processed.
PAY ONLINE
$6.20*
/transaction
Pay your loan using another financial institution account number
- One-time or recurring payments
- ACH Payment from another financial institution
- Up to 2 business days to post to your account
- Pay Auto Loan
- Pay Personal Loan
*Please note that a processing fee applies when using this payment method.
PAY BY PHONE
$10*
/transaction
Pay your loan via debit/credit card or ACH
- One-time payment
- Pay with debit/credit card or ACH
- Post the same day
- Pay Auto Loan
- Pay Personal Loan
*Please note that a processing fee applies when using this payment method.
Internal Transfer - Online & Mobile Banking (Free)
Make a fast, secure payment directly from your South Texas FCU checking or savings account to any loan.
- One-time or recurring payments available through Online Banking or the Mobile Banking app
- Payments post instantly to your loan
- Requires an online banking username and password. Enroll now if you haven’t already.
Eligible for:
- Auto Loans
- Personal Loans
-
Credit Cards
External Transfer - Web Payments Center
Pay your South Texas FCU loan securely from another financial institution using a bank-to-bank transfer.
Access our Online Web Payments Center to submit your payment: Make a Payment
- Make a one-time payment or set up recurring payments
- Payments typically post within 1-2 business days
Convenient for members who prefer to pay from outside bank accounts
Eligible for:
- Auto Loans
- Personal Loans
- Credit Cards
Access our Online Web Payments Center to submit your payment: Make a Payment
Cost: $1.75 per transaction
Phone Payment
Call us and make your payment conveniently by debit card, credit card, or bank-to-bank transfer.
- Speak with one of our representatives
- Great for quick, last-minute payments
- Payments typically post within 1-2 business days
Eligible for:
- Auto Loans
- Personal Loans
- Credit Cards
Cost: $10 per transaction
📞 Call us at 956-618-7500
Monday-Friday, 9:00 a.m.-5:00 p.m. (CST) Saturday, 9:00 a.m.-12:00 p.m.
Mastercard® Credit Card Payments
Easily manage and pay your South Texas FCU Mastercard® Credit Card using online services, by mail, or by phone.
-
Mastercard Online Login – Access your account to view transactions, check balances, and make payments securely online
-
Mail Your Payment – Send checks or money orders to:
Mastercard Services
P.O. Box 4521
Carol Stream, IL 60197-4521 -
Call Us – Pay by phone with a representative using debit, credit, or ACH transfer
Eligible for:
-
Mastercard® Credit Card Accounts
Cost: Free (fees may apply for phone payments)
📞 Call us at 956-618-7500
In-Branch, Mail, or Drop Box
Make a payment in person or through traditional methods.
- Visit any South Texas FCU branch and pay directly at the teller line for fast, same-day posting
- Use our secure drop box available 24/7 for after-hours convenience. Available at both STFCU branch locations in McAllen and Weslaco
Mail a check or money order to:
South Texas FCU
2121 W. Dove Ave.
McAllen, TX 78504
Eligible for:
- Auto Loans
- Personal Loans
- Credit Cards
Cost: Free
