Access a comprehensive dataset tailored for GIS professionals focusing on airports in the Chicago region. This dataset includes key locations such as O'Hare International Airport and Chicago Midway International Airport, along with specialized facilities like Chicago Police Marine Heliport and Chicago Fire Department Air Sea Rescue Heliport. Each entry provides essential identifiers such as ICAO and IATA codes, enhancing the utility for aviation and geographic analysis. This resource serves as a valuable tool for those needing precise and structured data about aviation infrastructure in Chicago.