Daftar wilayah
- 6446 XE - Brunssum, Brunssum, Limburg
- 6446 XG - Brunssum, Brunssum, Limburg
- 6446 XH - Brunssum, Brunssum, Limburg
- 6446 XJ - Brunssum, Brunssum, Limburg
- 6446 XK - Brunssum, Brunssum, Limburg
- 6446 XL - Brunssum, Brunssum, Limburg
- 6446 XM - Brunssum, Brunssum, Limburg
- 6446 XN - Brunssum, Brunssum, Limburg
- 6446 XP - Brunssum, Brunssum, Limburg
- 6446 XR - Brunssum, Brunssum, Limburg
- 6446 XS - Brunssum, Brunssum, Limburg
- 6446 XT - Brunssum, Brunssum, Limburg
- 6446 XV - Brunssum, Brunssum, Limburg
- 6446 XW - Brunssum, Brunssum, Limburg
- 6446 XX - Brunssum, Brunssum, Limburg
- 6446 XZ - Brunssum, Brunssum, Limburg