Courthouses in Dalhart, Texas, the US. Courthouses locations in Dalhart, Texas. Find the nearest courthouses locations, near you. All types of business services Accounting ATM Bank Courthouse Finance Funeral home Insurance Lawyer Real estate School All courthouses in Dalhart Dallam County Justice Of Peace Courthouse +1 806-244-4827 414 Denver Avenue # 101, Dalhart, Texas 79022 Write a review Phone Website Directions Judiciary Courts Courthouse +1 806-244-2450 414 Denver Avenue, Dalhart, Texas 79022 Write a review Phone Directions