| Pine Cone & Pine Tassel |
Statewide |
| Popham Colony |
Midcoast & Islands |
| Portland Freedom Trail |
Greater Portland & Casco Bay |
| Portland Observatory |
Greater Portland & Casco Bay |
| Portland's Old Port |
Greater Portland & Casco Bay |
| Pownalborough Courthouse |
Midcoast & Islands |
| Puzzle Mountain Bakery |
Maine's Lakes & Mountains |
| Rachel Carson |
Midcoast & Islands, The Maine Beaches (Southern Coast) |
| Raye’s Mustard |
Downeast & Acadia |
| Red Snappers |
The Maine Highlands |
| Rendezvous Point Burying Ground |
The Maine Beaches (Southern Coast) |
| Reny's |
Statewide |
| Reuben Ruby |
Greater Portland & Casco Bay |
| Robert Benjamin Lewis |
Midcoast & Islands |
| Robert Indiana |
Midcoast & Islands |
| Robert McCloskey |
Downeast & Acadia |
| Route One - America's First Mile |
Statewide |
| Rudy Vallee |
Greater Portland & Casco Bay |
| Rufus Porter |
Maine's Lakes & Mountains |
| Sabbathday Lake Shaker Village |
Greater Portland & Casco Bay |
