PulsePoint Respond is live in cities that have paid $10k to integrate their software with existing 911 dispatch systems. They must pay an annual license fee (up to $28k) to keep it active.
Since the app requires a connection to the local public safety communications center, it is only available where adopted and implemented by the local Fire/EMS agency.
Uber for Ambulences in The Dominican Republic
A new initiative in the Dominican Republic is crowdsourcing volunteers in medical emergencies.
4,000 Volunteers Saving Lives in Israel
EMS organization that provides the fastest and free emergency medical first response in Israel. Available to all people regardless of race, religion, or national origin. More than 4,000 volunteers, available around the clock. Average response time is 90 seconds in metro areas.