- Company A - Buffalo, Franklinville, Springville and Ogdensburg
- Company B - Attica, Batavia, Bergen, Caldonia, East Pembroke, Greenwood, Greigsville, Jamestown, LeRoy, Lodi, North Hector, Pearl Creek, Persia, Pavilion and Victor
- Company C - Buffalo, Brighton, Pembroke, Rochester and White's Corners
- Company D - Buffalo, Grand Island, LaSalle, Tonawanda and Wheatfield
- Company E - Buffalo, Brocton, Cattaraugus, Dunkirk, Mayville, Portland and Westfield
- Company F - Buffalo
- Company G - Buffalo
- Company H - Buffalo, Arkwright, Cherry Creek, Elllington, Hanover, Irving, Silver Creek, Smith's Mills and Villanova
- Company I - Buffalo
- Company K - Buffalo
- Mustered in: Sept., 1861-Jan., 1862 at Buffalo
- Mustered out: 8/28/65 at Richmond, VA
- James Malcolm BROWN.
- George Brown DANDY.
Battle-Related
KILLED
Officers 9
Enlisted 115
WOUNDED DIED
Officers 2
Enlisted 68
WOUNDED RECOVERED
Officers 19
Enlisted 417
MISSING
Officers 11
Enlisted 253
TOTAL 894
Died of disease and other causes
Officers 3
Enlisted 20
As POW
Officers 1
Enlisted 79
TOTAL 103
TOTAL CASUALTIES: 997