| Country | Switzerland (CH) |
| UN/LOCODE | ATR |
| Name | Altenrhein |
| Name Without Diacritics | Altenrhein |
| Region | SG |
| Function Code | -234---- |
| Function | Rail, Road, Airport |
| Status Code | RL (Recognised Location) |
| Date | 401 |
| Airport Code (IATA) | ACH |
| Location (UN Format) | 4729N 00933E |