Existing and planned hydrogen fueling stations in the U.S. are available to view on a map or download as a spreadsheet from the Alternative Fuels Data Center.  The site includes information regarding location, accessibility, hours of operation, and payment method.   Existing and planned hydrogen fueling stations in the state of California are available to view on a map or download as a spreadsheet from the California Fuel Cell Partnership.  The site includes station development and operational status.