| Signalkode | Nominativ, Singular | nominative case, singular | |
| Signalkod(e)es | Genitiv, Singular | genitive case, singular | |
| Signalkod(e)e | Dativ, Singular | dative case, singular | |
| Signalkode | Akkusativ, Singular | accusative case, singular | |
| Signalkodee | Nominativ, Plural | nominative case, plural | |
| Signalkodee | Genitiv, Plural | genitive case, plural | |
| Signalkodeen | Dativ, Plural | dative case, plural | |
| Signalkodee | Akkusativ, Plural | accusative case, plural |