The cheapest gas price in Commack for Monday, June 21, 2010 is $2.89 for regular gas, according to LongIslandGasPrices.com. It can be found at four stations: Citgo 230 Commack Road, Citgo 100 Crooked Hill Road, Mobil 695 Commack Road and Shell 700 Commack Road.

The lowest price for midgrade gasoline can be found at Citgo, located at 230 Commack Road, and it is $3.09.

The lowest price for premium is $3.19 at Citgo, located at 230 Commack Road.

Found a cheaper price? Tell us below and check back every Monday for an update!