Dial 9-1-1 when you have an emergency that requires assistance from the Elm Grove Police, Fire, or Emergency Medical Services. If you call 9-1-1 from a phone that is on a land line, your call will go directly to the Elm Grove Dispatch located in the Village Police Department. Elm Grove Dispatch will initiate the emergency response.If you call 9-1-1 from a cell phone, your call will be connected to the Waukesha County Communications Emergency Dispatch. They will take your emergency information and location and they will call the Elm Grove Dispatch who will initiate the emergency response. You will always get emergency assistance by calling 9-1-1 from your cell phone. However, to shorten the response time, if you use a cell phone to call for emergency assistance, you may call the Elm Grove Dispatch directly. The Elm Grove Dispatch phone number is (262) 786-4141.