| Abbreviation | Definition |
|---|---|
| XCN | Coron, Philippines |
| XCO | Colac, Victoria, Australia |
| XDB | Europe Railway Service, France |
| XDE | Diebougou, Burkina Faso |
| XDJ | Djibo, Burkina Faso |
| XDL | Chandler, Quebec, Canada |
| XEN | Xingcheng, Mainland China |
| XES | Lake Geneva, Wisconsin |
| XFB | Fontainebleau, France |
| XFN | Xiangfan, Mainland China |
| XFW | Finkenwerder, Germany |
| XGG | Gorom- Gorom, Burkina Faso |
| XGL | Granville Lake, Manitoba, Canada |
| XGN | Xangongo, Angola |
| XGR | Kangiqsualujjuaq, Quebec, Canada |
| XIC | Xichang, Mainland China |
| XID | Maxville, Ontario, Canada - Rail service |
| XIE | Xieng Lom, Laos |
| XIL | Xilinhot, Mainland China |
| XIN | Xingning, Mainland China |