| name | date created | date dissolved | Length (m) | country |
|---|---|---|---|---|
| Granica polsko-rumuńska | 1918 | 1939 | 338,000 | Poland, Romania |
| Moldova–Romania border | from 1991 | 681,300 | Moldova, Romania | |
| Bulgaria–Romania border | 1878 | 608,000 | Bulgaria, Romania | |
| Hungary–Romania border | 1918 | 443,000 | Hungary, Romania | |
| Romania–Ukraine border | from 1991 | 531,000 | Romania, Ukraine |