Johnstone Supply Store in SUMMERVILLE webmaster1 May 15, 2021 Categories: HVAC WholesalersAddress 1330 COLLEGE PARK ROADSUMMERVILLE, SC 29483USAContact Phone: (843) 873-8199Contact Store Review Store Your Name * Your Email * ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ Your Review *