Powermaster 2024-12-16 Roadnow click anywhere on map to find more poi nearby Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Powermaster Corryton, TN 14.08 mi Powell, TN 14.20 mi Mascot, TN 14.24 miInterstate highway exits close to Powermaster Exit 8, i640tn 1.21 mi Exit 392, i40 2.94 mi Exit 393, i40 3.00 miInterstate highways close to Powermaster i640tn map 1.21 mi i40 map 2.94 mi i75 map 7.54 miState roads close to Powermaster TN 331 map 2.26 mi US 441 TN map 3.67 mi US 70 TN map 3.71 mi