unlocode - SERP Analysis

https://unece.org/trade/cefact/unlocode-code-list-country-and-territory

https://service.unece.org/trade/locode/us.htm

https://en.wikipedia.org/wiki/UN/LOCODE

https://unece.org/trade/uncefact/unlocode

https://datahub.io/core/un-locode

https://service.unece.org/trade/locode/usf.htm

https://service.unece.org/trade/locode/usp.htm

https://sinay.ai/en/maritime-glossary/unlocode/

https://vocabulary.uncefact.org/unlocode-countries

https://incodocs.com/blog/un-locode/