WEX today announced the integration of its DriverDash® mobile payment app into the CITGO merchant network, highlighting the continued growth of DriverDash as a trusted mobile payment solution for businesses and fleet operators nationwide. DriverDash users can now pay directly at the pump at CITGO stations without swiping a physical card or entering the store, […] The post WEX® DriverDash adds CITGO®, accelerating nationwide access to mobile fuel payments for fleets appeared first on WEX Inc. .