Regiunea lista
- 9951 NE - Winsum, Winsum, Groningen
- 9951 NG - Winsum, Winsum, Groningen
- 9951 NH - Winsum, Winsum, Groningen
- 9951 NJ - Winsum, Winsum, Groningen
- 9951 NK - Winsum, Winsum, Groningen
- 9951 NL - Winsum, Winsum, Groningen
- 9951 NM - Winsum, Winsum, Groningen
- 9951 NN - Winsum, Winsum, Groningen
- 9951 SB - Winsum, Winsum, Groningen
- 9951 SC - Winsum, Winsum, Groningen
- 9951 SE - Winsum, Winsum, Groningen
- 9951 SG - Winsum, Winsum, Groningen
- 9951 SH - Winsum, Winsum, Groningen
- 9951 SJ - Winsum, Winsum, Groningen
- 9951 ST - Winsum, Winsum, Groningen
- 9951 TA - Winsum, Winsum, Groningen
- 9951 TB - Winsum, Winsum, Groningen
- 9951 TC - Winsum, Winsum, Groningen
- 9951 TD - Winsum, Winsum, Groningen
- 9951 TE - Winsum, Winsum, Groningen