Hill Country Septic Service Share: Septic SystemsPortable Toilet Rentals Hill Country Septic Service Visit Website Request Info 5495 Hwy. 27 East P.O.Box 291186 Kerrville, TX 78028 (830) 634-2010 (830) 634-2110 (fax) Map What's Nearby? Distance: 5 10 15 20 25 50 mi.