All Circle K Locations - Maine
- Auburn
- Augusta
- Baileyville
- Bangor
- Bar Harbor
- Belfast
- Bethel
- Biddeford
- Boothbay Harbor
- Brewer
- Brunswick
- Bucksport
- Calais
- Caribou
- Eliot
- Ellsworth
- Fairfield
- Falmouth
- Farmington
- Fort Kent
- Freeport
- Gardiner
- Hampden
- Harrington
- Holden
- Houlton
- Kennebunk
- Kittery
- Lewiston
- Lincoln
- Machias
- Madison
- Manchester
- Medway
- Newport
- Oakfield
- Old Town
- Orono
- Portland
- Presque Isle
- Princeton
- Rockland
- Saco
- Sanford
- Scarborough
- Sherman
- Skowhegan
- South Paris
- South Portland
- Topsham
- Waldoboro
- Waterville
- Wells
- Windham
- Wiscasset
- Yarmouth
- York