It appears that five counties have returned their absentee results:
Missoula County (Missoula/U of Montana): the ‘Rat won these by 9k (19k to 10k)
Yellowstone County (Billings): Greg won these by 9.5k (27.272k to 17.681k)
Lewis & Clark County (Helena): the ‘Rat won these by 2k
Deer Lodge County (Anaconda): the Rat won by 1k, 1,892 to 885
Big Horn County (Hardin): Greg won the absentees 666 to 438.
The Losertarian Mark Wicks is drawing 6%; could be the spoiler in here.
No results yet from Cascade County (Great Falls), Flathead County (Kalispell), Silver Bow County (Butte) and Gallatin County (Bozeman). Those are the other sizeable counties in the state. The rest of the counties are generally 10,000 people or less.