Courthouses in Lowville, New York, the US. Courthouses locations in Lowville, New York. Find the nearest courthouses locations, near you. All types of business services Accounting ATM Bank Courthouse Finance Funeral home Lawyer Real estate School All courthouses in Lowville Lewis County Attorney Courthouse +1 315-376-5282 7660 North State Street, Lowville, New York 13367 Write a review Phone Website Directions Lewis County Family Court Courthouse +1 315-376-5345 7660 North State Street, Lowville, New York 13367 Write a review Phone Website Directions