Contact St. John Ambulance, Niagara Region Branchsja.ca905-685-8964EmailSt. John Ambulance, Niagara Region Branch 219 Church Street St Catharines, ON L2R 3E8View Larger Map Email St. John Ambulance, Niagara Region Branch Name* Email* Phone* Message*CAPTCHAEmailThis field is for validation purposes and should be left unchanged.