Online appointments requests should be submitted a minimum of 48 hours in advance of requested appointment time. One of our receptionists will get back to you within 24 hours of your submitting a request. If this is an emergency, please call the main number at 203.270.3600. Our Hospital is open 24 hours for emergencies. Emergencies should be called in before arriving at the Hospital. Please use the main number when calling with an emergency. The on-call veterinarians will admit all emergencies.