GCS Credit Union
GCS is a full-service financial institution serving the following counties in Illinois: Sangamon, Logan, Macon, Marion, Jefferson, Perry, Jackson, Williamson, Jersey, Macoupin, Montgomery, Madison, Bond, Clinton, St. Clair, Monroe, Washington and Randolph.

What to Know About International Travel with Your GCS Visa

GCS Credit Union is a proud provider of competitive financial products, including Visa rewards credit cards. If you plan to travel within the U.S. with your GCS Visa credit or check card, there is no need to make special arrangements. However, we do recommend that you notify a representative at our credit union if you plan to travel internationally and use your account while abroad.

There are a few easy ways that you can submit the notification. Visit the website for our credit union and fill out our simple travel notification form. Be sure to include the dates of your departure and return to the U.S. Alternatively, you can give us a call or drop by one of our convenient branches. In addition, please write down the numbers to call for a lost or stolen card and bring them with you during your trip.

GCS Credit Union in O’Fallon makes it easy for our members to stay on top of their personal finances. If you’re looking for competitive credit card offers or online banking options, call us today at (618) 797-7993.


  • Monday 8:30am — 5:00pm
  • Tuesday 8:30am — 5:00pm
  • Wednesday 10:00am — 5:00pm
  • Thursday 8:30am — 5:00pm
  • Friday 8:30am — 6:00pm
  • Saturday 8:30am — 12:00pm