InterState Oil Company is the leading On-Site Fueling provider in California and Nevada.
Fuel Portal Login
We offer a secure and convenient online access for your fleet card management anytime of the day.
Alternative Fuels
A leader in promoting the use of alternative fuels in the California and Nevada markets.
Bulk Fuel Deliveries
InterState Oil Company provides bulk fuel deliveries of all grades of gasoline, diesel fuel, kerosene, and Jet A in both transport and tankwagon quantities.
Diesel Exhaust Fluid
Diesel Exhaust Fluid (DEF) is one of the key elements of the Selective Catalytic Reduction (SCR) process used by most medium and heavy-duty engine builders.
Fuel Purchasing
InterState Oil Company provides a variety of customized fuel risk management purchasing programs for all types of customers.