FIREARMS ALLOWED In Ohio, Pa. deer seasons
OHIO: 10, 12, 16, 20, 28, or .410-gauge shotgun using one ball or one rifled slug per barrel (rifled shotgun barrels are permitted when using shotgun slug ammunition); or muzzleloading rifle .38-caliber or larger; or handgun with 5-inch minimum length barrel, using straight-walled cartridges .357-caliber or larger. Shotguns cannot be capable of holding more than three shells ( the shotgun must be mechanically altered [plugged] to only hold a total of three shotgun slug shells).
PENNSYLVANIA: Manually operated centerfire rifles, handguns and shotguns with all lead bullet or ball, or a bullet designed to expand on impact: muzzleloading long guns 44-caliber or larger. The use of buckshot is illegal except in Southeast Special Regulations Area.
Source: Ohio Department of Natural Resources Division of Wildlife, Pennsylvania Game Commission