Get a tank that's big enough to hold a year's worth of fuel, and fill it in the summer when propane prices are at their lowest. Another reason to go big: a larger tank just might get you a cheaper rate.
Not sure what size tank you need? Look over your bills from previous years or ask your provider for a recommendation.
Prices can vary widely from one propane provider to another. Use an online comparison site like BestPropanePrices.com to make sure you're getting the best rate for your area.
Snag Every Discount You Can
Propane companies frequently offer discounts for senior citizens and large fill orders. Talk to your provider to see if you qualify for these discounts or any others.
Join a Co-Op
Join a propane co-op, and start taking advantage of the special rates that they've negotiated with suppliers in your area. You may spend $25 or $30 on your membership, but that membership could easily save you hundreds of dollars a year.
To find a co-op near you, just type "propane co-op" and your state into a search engine.
Propane companies love to tack on extra fees. When you call to schedule your next delivery, ask for a break down of all related charges. Then, question anything that seems excessive to you.
Some Fees to Watch Out For: fuel surcharge and extra charges for deliveries made during inclement weather, after-hours or on weekends
Use Less Propane
Extend the time between fill ups (and fill up bills), by finding ways to use less propane: