Portland:
Gritty's Pub
Novare Res
Great Lost Bear ( Maine Brewing Supply right next door )
Allagash Brewery
Maine Brewing ( limited tour schedule - call first )
Ebenezer's Pub ( Lovell, ME - not too far on the trip from Portland to N. Conway )
North Conway:
Moat Mountain
Burlington VT:
VT Pub and Brewery
American Flatbread
Magic Hat Brewery ( don't care much for their beer but they have a nice brewery )
On the way from N. Conway to Burlington, you can find these places
Hill Farmstead, Greensboro, VT ( make sure you have a map...GPS has a hard time finding it )
Rock Art Brewery, Morrisville, VT
The Alchemist, Waterbury, VT
On your way to Portland, if you happen to be going through Portsmouth:
Portsmouth Brewery
Smuttynose Brewery
Redhook Brewery
And finally, if you are going through the Manchester, NH area:
White Birch Brewing - Hooksett - his new brewery should be opening this week.