Thunder Alley South-Rincon 912-754-1610
NOPI Store-Forest Park 404-366-4700
i got this at the nitrous express website http://www.nitrousexpress.com/pumpstations/Georgia.htm
also Mahdavi Motorsports refills for 3.98/lb
Mahdavi Motorsports
5395 Hwy 29
Lilburn, GA 30047
http://www.mahdavimotorsports.com/indexpage2.htm