Courthouses in Sierra Blanca, Texas, the US. Courthouses locations in Sierra Blanca, Texas. Find the nearest courthouses locations, near you. All types of business services Accounting Courthouse Finance Lawyer School All courthouses in Sierra Blanca Justice of the Peace Prcnt 1 Courthouse +1 915-369-4141 525 North Wilson Avenue, Sierra Blanca, Texas 79851 Write a review Phone Directions