Vet Clinics in Glen Carbon, Illinois2 veterinary clinics in Glen Carbon, Illinois.HomeClinicsIllinoisGlen CarbonClinicsHawthorne Animal Hospital Ltd: Myer Paul DVM — 5 Cougar Dr, Glen Carbon, IL 62034, USA (4.4 stars)Hawthorne Animal Hospital, Ltd — 5 Cougar Dr, Glen Carbon, IL 62034, USA (3.7 stars)