A 911 call center is a facility that receives emergency calls from the public. When someone dials 911, trained operators, known as dispatchers, answer the call and assess the situation. They gather important information, such as the location and nature of the emergency, to provide appropriate assistance. Once the details are collected, dispatchers coordinate with local emergency services, including police, fire departments, and ambulance services. They ensure that help is sent quickly to the caller's location, playing a crucial role in public safety and emergency response.