Courthouses in Oconto, Wisconsin, the US. Courthouses locations in Oconto, Wisconsin. Find the nearest courthouses locations, near you. All types of business services Accounting ATM Bank Courthouse Finance Funeral home Insurance Lawyer Real estate School Travel All courthouses in Oconto Juvenile Court Courthouse +1 920-834-7053 501 Park Avenue, Oconto, Wisconsin 54153 Write a review Phone Directions Oconto County Family Court Courthouse +1 920-834-6800 301 Washington Street, Oconto, Wisconsin 54153 Write a review Phone Website Directions Oconto Municipal Judge Courthouse +1 920-834-7718 1210 Main Street, Oconto, Wisconsin 54153 Write a review Phone Directions