Oh wow!

I had no idea that even existed.
http://www.toptiergas.com/retailers.html

Quote:

TOP TIER Gasoline Retailers:

QuikTrip
Chevron
Texaco
MFA Oil Co.
Conoco
Phillips 66
76
Entec Stations
Shell
The Somerset Refinery, Inc.
Kwik Trip / Kwik Star
Aloha Petroleum
Tri-Par Oil Co.
Turkey Hill Minit Markets
Mileage Stations
Chevron Canada
Shell Canada
Petro-Canada
Sunoco Canada




"No great genius has ever existed without some touch of madness." - Aristotle