| Part of speech | unknown part of speech |
|---|
| Nominative | telefonnumero |
|---|---|
| Accusative | telefonnumeron |
| Afrikaans | telefoonnommer |
|---|---|
| Danish | telefonnummer |
| Dutch | telefoonnummer |
| German | Telephonnummer |
| Hungarian | telefonszám |
| Papiamento | number di telefòn |
| Portuguese | número de telefone |
| Spanish | número de teléfono |
| Thai | เบอร์โทรศับท์ |
| West Frisian | telefoannûmer |