Depending on where you live, 911 may not be nearly as helpful and reliable as many expect. This is a good piece on why. Bottom line, we pretty much get what we are willing to pay for and too often, politicians don't see it as a priority.

Emergency 911 technology struggles to keep up with the times

http://www.foxnews.com/tech/2018/05/17/emergency-911-technology-struggles-to-keep-up-with-times.html