| yn Ghaelg | glv-000 |
| fo-linney | |
| български | bul-000 | междуградска |
| Deutsch | deu-000 | Durchwahl |
| English | eng-000 | extension |
| English | eng-000 | sidetrack |
| Gaeilge | gle-000 | folíne |
| 日本語 | jpn-000 | 内線 |
| Nederlands | nld-000 | toestel |
| Nederlands | nld-000 | toestelnummer |
| română | ron-000 | prefix telefonic |