Propane in Southold

5 propane locations in Southold, NY.

Of the 5 propane locations listed in Southold, 5 offer tank exchange.

Nearby cities in New York with listed propane: Greenport (2 locations, about 4 mi), Southampton (3 locations, about 12 mi) and East Hampton (4 locations, about 13 mi).

5 locations

7-Eleven

56480 Main Road, Southold, NY

Tank Exchange

Tank exchange in Southold (4)

Stores listed by the exchange brands' own retailer locators as carrying swap cages for grill-size cylinders. A listing is not a stock check, so call ahead if you need a tank at a particular hour.

Polywoda Beverage

55560 Main Road, Southold, NY 11971

Tank Exchange · Blue Rhino

Directions Call store

Listed in Blue Rhino's retailer locator, checked Sep 27, 2026.

Royal Mini Mart

49670 New York State Route 25, Southold, NY 11971

Tank Exchange · Blue Rhino

Directions Call store

Listed in Blue Rhino's retailer locator, checked Sep 27, 2026.

Royal Mini Mart II

3585 Youngs Avenue, Southold, NY 11971

Tank Exchange · Blue Rhino

Directions Call store

Listed in Blue Rhino's retailer locator, checked Sep 27, 2026.

Southold Hardware Corp #14777

54795 Main Rd., Southold, NY 11971

Tank Exchange · Blue Rhino

Directions Call store

Listed in Blue Rhino's retailer locator, checked Sep 27, 2026.

Before you go

Refill vs. Tank Exchange: What You Actually Get

Exchange trades a tank; refill sells you gas by the gallon. The difference in what you get home with is larger than most people expect.

When Does a Propane Tank Expire?

Twelve years from the date stamped on the collar, then a requalification interval that depends on the test method. An out-of-date cylinder cannot legally be refilled.