Specialty care Start out going EAST on I-40 E. 0.8 mi 2. Merge onto I-77 N via EXIT 152B toward ELKIN. 0.4 mi 3. Merge onto I-40 W via EXIT 51B toward HICKORY. 1.0 mi 4. Take the US-21 exit, EXIT 151, toward E STATESVILLE/HARMONY. 0.1 mi 5. Turn RIGHT onto US-21. 0.2 mi 6. Turn LEFT onto SUNSET HILL RD. 0.1 mi 7. 124 SUNSET HILL RD is on the RIGHT.