Contact Us

Secure Message Center

For Non-Urgent Requests

For non-urgent requests, please consider sending us a Secure Message using the option below. Please allow up to two (2) business days for a response.

Schedule an Appointment

Speak to an Expert

Skip the wait! You can now schedule a virtual, phone, or in-person appointment. Our Member Advisors and Advocacy Team is ready to serve your needs at your convenience.

Schedule Appointment

Phone Numbers

TEXAS

San Antonio

(210) 673-5610

Del Rio

(830) 488-6322

Mississippi

Columbus

(800) 227-5328

Toll free

(800) 227-5328

Card Issues

Debit Card

Fraud, Lost/Stolen

(800) 227-5328

Fraud, Lost/Stolen After Hours

(888) 918-7313

Travel Notice

(800) 227-5328

PIN Activation

(866) 985-2273

Credit Card

Fraud, Lost/Stolen

(866) 820-3096

Travel Notice

(800) 227-5328

Vehicle Insurance Verification

AFFCU, Control #2333
PO BOX 2653
Sioux City, IA 51106

Update lien holder address online at: www.myinsuranceinfo.com

(800) 653-8812

Fax Numbers

Member Engagement Center

(210) 678-5294

Member Services

(210) 678-5291

Lending Department

(210) 673-5102

Human Resources

(210) 674-2968

Mailing Address

AFFCU Headquarters

1560 Cable Ranch Rd, STE 200

San Antonio, TX 78245

Overnight Package Notice: If you are mailing an overnight package, please use FedEX, UPS or another delivery service. USPS does not overnight to our address.

Phone Numbers

TEXAS

San Antonio

(210) 673-5610

Del Rio

(830) 488-6322

Mississippi

Columbus

(800) 227-5328

Toll free

(800) 227-5328

Card Issues

Debit Card

Fraud, Lost/Stolen

(800) 227-5328

Fraud, Lost/Stolen After Hours

(888) 918-7313

Travel Notice

(800) 227-5328

PIN Activation

(866) 985-2273

Credit Card

Fraud, Lost/Stolen

(866) 820-3096

Travel Notice

(800) 227-5328

Vehicle Insurance Verification

AFFCU, Control #2333
PO BOX 2653
Sioux City, IA 51106

Update lien holder address online at: www.myinsuranceinfo.com

(800) 653-8812

Home Mortgage

Apply Online or Learn More: goaffcu.com/borrow/home-loans/mortgage-loans

Call us at

(833) 217-4304

Secure Message Center

For Non-Urgent Requests

For non-urgent requests, please consider sending us a Secure Message using the option below. Please allow up to two (2) business days for a response.

Schedule an Appointment

Speak to an Expert

Skip the wait! You can now schedule a virtual, phone, or in-person appointment. Our Member Advisors and Advocacy Team is ready to serve your needs at your convenience.

Schedule Appointment

Fax Numbers

Member Engagement Center

(210) 678-5294

Member Services

(210) 678-5291

Lending Department

(210) 673-5102

Human Resources

(210) 674-2968

Mailing Address

AFFCU Headquarters

1560 Cable Ranch Rd, STE 200

San Antonio, TX 78245

Overnight Package Notice: If you are mailing an overnight package, please use FedEX, UPS or another delivery service. USPS does not overnight to our address.