Propane Special Ask us about our FIRST FILL propane special! Call 518.828.8700 Propane prices change daily. For the most accurate propane gas price per gallon call now. At First Fuel and Propane we do our best to give our customers the best prices. We aim to please our propane customers in Albany County, Columbia County, Dutchess County, Greene County, Rensselaer County, Saratoga County, Schenectady County, Ulster County, Warren County, and Washington County; and heating oil customers in Columbia County.