112 is the pan-European emergency number and is always free to call.
Useful numbers are:
112 – Carabinieri usually intervene more quickly than the Police.
113 – Police
115 - Fire.
118 - Medical emergency; should you ever need an ambulance, this is the number to call.
1515 - Corpo Forestale dello Stato. Call them if you see a forest fire, or poachers.