UN-Locode

United Nations Code for Trade and Transport Location UN/Locode

Project

1. Use external source of LOCODE
2. Code to translate country and name/city and reverse.
3. Build container
4. Build binary avalable in releases

1 Source

Codes for Trade

2 Code

Rust 2026-05-03

Changed to RUST since Microsoft do not maintain Powershell in MCR

The result is 20% faster runtime with a 1/18th of the container size.

Command

docker run --rm  klaspihl/unlocode:latest --city yngsjö --country se

Result

{
  "Location": "YNG",
  "LocatioName": "Yngsjö",
  "Country": "SE",
  "CountryName": "Sweden",
  "Coordinates": "55.88333,14.21667",
  "OpenStreetMap": "https://www.openstreetmap.org/?mlat=55.88333&mlon=14.21667#map=11/55.88333/14.21667"
}

Powershell Archived

Code in src

.\find-UNlocation.ps1 -name Helsingborg  -Exceptions ..\res\exceptions.json -Verbose
VERBOSE: Exceptions requested
VERBOSE: Exceptions added to UN/LOCODE data
VERBOSE: Find location on location name
VERBOSE: Added exception gives multiple locations, return location in exception

Location    : HBG
LocatioName : Helsingborg
Country     : SE
CountryName : Sweden
Coordinates : 

.\find-UNlocation.ps1 -name Ystad
VERBOSE: Find location on location name

Location    : YST
LocatioName : Ystad
Country     : SE
CountryName : Sweden
Coordinates : +55.42 ,+13.82

Container

Tags

Tag	Note
Latest	Same as latest version
Version number	Source data loaded at runtime from compressed files
Version-bin	Source data is within binary, ~5 MB larger image with 2% faster query time

Dockerhub

docker run --rm --env location=yng --env country=se  klaspihl/unlocode

Dockerfile

docker run --rm --env name=yngsjö --env country=se  klaspihl/unlocode
{
  "Location": "YNG",
  "LocatioName": "Yngsjö",
  "Country": "SE",
  "CountryName": "Sweden",
  "Coordinates": "+55.88,+14.22"
}