At Sisson , the railroad line crosses NY 56 and soon into the hamlet of Unionville .
Soon after leaving the village of Potsdam and re-entering the namesake town , NY 56 loses its Market Street moniker , entering the hamlet of Sisson .
At Sisson , the railroad line crosses NY 56 56 and soon into the hamlet of Unionville .
Soon after leaving the village of Potsdam and re-entering the namesake town , NY 56 loses its Market Street moniker , entering the hamlet of Sisson .