Propane Atlas

Propane in Groton

7 propane locations in Groton, CT.

Of the 7 propane locations listed in Groton, 7 offer tank exchange.

Nearby cities in Connecticut with listed propane: New London (3 locations, about 2 mi), Waterford (7 locations, about 4 mi) and Uncasville (2 locations, about 7 mi).

7 locations

Tank exchange in Groton (7)

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.

Big Y #61

995 Poquonnock Road, Groton, CT 06340

Tank Exchange · Blue Rhino

Directions Call store

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

Cumberland Farms #4689

273 Mitchell Street, Groton, CT 06340

Tank Exchange · Blue Rhino

Directions Call store

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

Nexcom #062

22 Sailfish Drive, Groton, CT 06340

Tank Exchange · Blue Rhino

Directions Call store

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

Nexcom #065

Bldg 428 Tang Ave. Groton Sub Base, Groton, CT 06349

Tank Exchange · Blue Rhino

Directions Call store

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

Stop & Shop #682

220 Route 12 Groton Square Shopping Center, Groton, CT 06340

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 An out-of-date cylinder cannot legally be refilled.