An emergency is any situation that requires immediate assistance from the police, fire department or ambulance. Examples include:
When you call 911, be prepared to answer the call-taker's questions, which may include:
Remember, the call-taker's questions are important to get the right kind of help to you quickly. Be prepared to follow any instructions the call-taker gives you. Many 911 centers can tell you exactly what to do until help arrives, such as providing step-by-step instructions to aid someone who is choking or needs first aid or CPR.
Do not hang up until the call-taker instructs you to do so.