| 9880 | Aalter | Aalter |
| 9881 | Bellem | Aalter |
| 9890 | Gavere | Gavere |
| 9900 | Eeklo | Eeklo |
| 9910 | Knesselare | Aalter |
| 9920 | Lovendegem | Lievegem |
| 9921 | Vinderhoute | Lievegem |
| 9930 | Zomergem | Lievegem |
| 9931 | Oostwinkel | Lievegem |
| 9932 | Ronsele | Lievegem |
| 9940 | Evergem | Evergem |
| 9950 | Waarschoot | Lievegem |
| 9960 | Assenede | Assenede |
| 9961 | Boekhoute | Assenede |
| 9968 | Bassevelde | Assenede |
| 9970 | Kaprijke | Kaprijke |
| 9971 | Lembeke | Kaprijke |
| 9980 | Sint-Laureins | Sint-Laureins |
| 9981 | Sint-Margriete | Sint-Laureins |
| 9982 | Sint-Jan-in-Eremo | Sint-Laureins |
| 9988 | Waterland-Oudeman | Sint-Laureins |
| 9990 | Maldegem | Maldegem |
| 9991 | Adegem | Maldegem |
| 9992 | Middelburg | Maldegem |
Flandre-Orientale : liste des codes postaux
Les 114 codes postaux de la province, de 2070 à 9992.