Courthouses in Allegany, New York, the US. Courthouses locations in Allegany, New York. Find the nearest courthouses locations, near you. All types of business services Accounting ATM Bank Courthouse Finance Insurance Lawyer School Travel All courthouses in Allegany Town Justice Court Courthouse +1 716-373-3670 3790 Birch Run Road, Allegany, New York 14706 Write a review Phone Website Directions