Heart of Oregon Veterinary Cardiology’s main address is 1595 Holly Street, West Linn, OR 97068. We are located close to the intersection of I-205 and Highway 43. From Southbound Interstate 5 (I-5), take exit 288. Merge onto Interstate 205 Northbound (I-205). Take exit 8 and turn left on Oregon Highway 43/Williamette Drive. Turn right onto Holly Street. We are very close to the Market of Choice and Key Bank.