| Code | Region | Status | Source |
| Ar |
Armenia |
native |
Reference
|
| Bu |
Bulgaria |
native: reported in error |
Reference
|
| Gg |
Georgia |
native |
Reference
|
| Ju |
Former Jugoslavia |
native: reported in error |
Reference
|
| Sk |
Slovakia |
native: reported in error |
Reference
|
| Sr |
Serbia including Kosovo and Vojvodina |
native: reported in error |
Reference
|
| Tcs |
Transcaucasia (Azerbaijan, Armenia, and Georgia) |
native |
Calculated
|
| Tu |
Turkey |
native |
Calculated
|
| Tu(A) |
Asiatic Turkey |
native |
Reference
|
| Uk |
Ukraine |
native: reported in error |
Reference
|
| Uk(K) |
Crimea |
native: reported in error |
Reference
|