How do I cancel a Fleet Card? To cancel a Fleet Card, follow the steps outlined below: Go to MyPack Portal. From the drop-down menu, select Financial System Homepage. Navigate to the Fleet Card Center tile. Click on Inactivate Card to close cards no longer needed. Updated on February 28, 2020 Tagged: CancelCardFleet Was this article helpful? Yes No Need Support?Can't find the answer you're looking for?Contact Support