Harker Trucking deals Trucking in Diamond, OH. It has employed more than 1 to 4 1 employees. The annual sale of the Harker Trucking is Less than $500,000. Listed below the complete contact detail of Harker Trucking which consists: Address with phone number of Harker Trucking, zip-code of Harker Trucking, website email of Harker Truckingetc.