Hart Grade School 710 2nd St Hart, TX 79043 Phone : (806) 938-2142 Business Category Schools Schools-Elementary Schools-Public Schools Hart, TX 79043 Phone : (806) 938-2142 Business Category Schools Schools-Junior High Schools-Public Government Offices & Public Schools Hart I S D--elementary School Hart, TX 79043 Phone : (806) 938-2142 Business Category Schools Administration Of Educational Programs Schools-Junior High Schools-Public Government Offices & Public Schools