511 Companies and Organizations

These are the organizations I come across in my research who are doing interesting things in the API space. They could be companies, institutions, government agencies, or any other type of organizational entity. My goal is to aggregate so I can stay in tune with what they are up to and how it impacts the API space.

511 Bay Area

511 is your one-stop phone and web source for up-to-the-minute Bay Area traffic, transit, carpool, bicycling, and parking information. Its FREE and available whenever you need it – 24 hours a day, 7 days a week – from anywhere in the nine-county Bay Area. Call 511 or visit 511.org.

  • Lines API
  • Operatorators API
  • San Francisco 511 General Announcements API
  • San Francisco 511 Vehicle Monitoring API
  • Stop Monitoring API
  • Stop Places API
  • Stop Timetable API
  • Stops API
  • Transit Patterns API


The open data movement has demonstrated its value to society on many occasions, particularly with recent efforts to improve information about transit systems. With Open511, public bodies and citizens can get the most out of your jurisdiction’s data by turning your road events into powerful and innovative software and analysis.