Emergency Services Police / Emergency: 110Fire Department / Emergency Medical Services: 112Medical On-Call Service (non-emergency): 116 117 More emergency services Emergency Utility Services 24-hour Emergency Hotline: (0331) 661 20 00 – Electricity, Natural Gas, District Heating, Water/SewageIn Case of Gas Odor: (0331) 661 96 96 On-call-services General Medical On-Call Service:KV-Regiomed On-Call Practice at St. Josefs Hospital Potsdam SanssouciOn-Call Medical Practice at Ernst von Bergmann Hospital PotsdamAdditional Practices in the Surrounding Area (search by postal code)Pediatric On-Call-Services: On-Call-Practices for the treatment of childrenEmergency and Night Pharmacies:Emergency and Night Pharmacy Search (by postal code) More On-Call-Services