Список региона
- 6981 GC - Doesburg, Doesburg, Gelderland
- 6981 GD - Doesburg, Doesburg, Gelderland
- 6981 GE - Doesburg, Doesburg, Gelderland
- 6981 GG - Doesburg, Doesburg, Gelderland
- 6981 GH - Doesburg, Doesburg, Gelderland
- 6981 GJ - Doesburg, Doesburg, Gelderland
- 6981 GK - Doesburg, Doesburg, Gelderland
- 6981 GL - Doesburg, Doesburg, Gelderland
- 6981 GM - Doesburg, Doesburg, Gelderland
- 6981 GN - Doesburg, Doesburg, Gelderland
- 6981 GP - Doesburg, Doesburg, Gelderland
- 6981 GR - Doesburg, Doesburg, Gelderland
- 6981 GS - Doesburg, Doesburg, Gelderland
- 6981 GT - Doesburg, Doesburg, Gelderland
- 6981 GV - Doesburg, Doesburg, Gelderland
- 6981 GW - Doesburg, Doesburg, Gelderland
- 6981 GX - Doesburg, Doesburg, Gelderland
- 6981 GZ - Doesburg, Doesburg, Gelderland
- 6981 HA - Doesburg, Doesburg, Gelderland
- 6981 HB - Doesburg, Doesburg, Gelderland