Acquiring airports of the world and finding their zip codes
https://github.com/hooplapunta/airports-zipcode Please find a detailed discussion in writeup.pdf
You can find the output data in ./output/airportsPostalCode.json. You can find the original input data in ./output/airports.json.
You can rebuild the data with > node icaoToZipcode.js, this may take some time, up to half an hour, due to API throttling.