Eastern Propane & Oil has been family owned and operated since 1932. With corporate headquarters in Rochester, NH, Eastern em ... ploys more than 400 people in 11 offices across New England. We service and supply propane and oil to more than 85,000 residential and commercial customers in communities throughout Maine, Massachusetts, New Hampshire, Rhode Island and Vermont. In February 2019, LP Gas Magazine ranked Eastern Propane Gas as #18 in their list of Top 50 Propane Retailers in the US. read more