Vet Clinics in Duncannon, Pennsylvania2 veterinary clinics in Duncannon, Pennsylvania.HomeClinicsPennsylvaniaDuncannonClinicsCove Mountain Animal Hospital — 623 Schoolhouse Rd, Duncannon, PA 17020, USA (4.4 stars)Cove Mountain Animal Hospital: Schwartz Jennifer L DVM — 623 Schoolhouse Rd, Duncannon, PA 17020, USA (3.7 stars)