Lista de la región
- 8911 AA - Leeuwarden, Leeuwarden, Friesland
- 8911 AC - Leeuwarden, Leeuwarden, Friesland
- 8911 AD - Leeuwarden, Leeuwarden, Friesland
- 8911 AE - Leeuwarden, Leeuwarden, Friesland
- 8911 AG - Leeuwarden, Leeuwarden, Friesland
- 8911 AH - Leeuwarden, Leeuwarden, Friesland
- 8911 AJ - Leeuwarden, Leeuwarden, Friesland
- 8911 AK - Leeuwarden, Leeuwarden, Friesland
- 8911 AL - Leeuwarden, Leeuwarden, Friesland
- 8911 AM - Leeuwarden, Leeuwarden, Friesland
- 8911 AN - Leeuwarden, Leeuwarden, Friesland
- 8911 AP - Leeuwarden, Leeuwarden, Friesland
- 8911 AR - Leeuwarden, Leeuwarden, Friesland
- 8911 AS - Leeuwarden, Leeuwarden, Friesland
- 8911 AT - Leeuwarden, Leeuwarden, Friesland
- 8911 AV - Leeuwarden, Leeuwarden, Friesland
- 8911 AW - Leeuwarden, Leeuwarden, Friesland
- 8911 AX - Leeuwarden, Leeuwarden, Friesland
- 8911 AZ - Leeuwarden, Leeuwarden, Friesland
- 8911 BA - Leeuwarden, Leeuwarden, Friesland