區域清單
- 8121 AA - Olst, Olst-Wijhe, Overijssel
- 8121 AB - Olst, Olst-Wijhe, Overijssel
- 8121 AC - Olst, Olst-Wijhe, Overijssel
- 8121 AD - Olst, Olst-Wijhe, Overijssel
- 8121 AE - Olst, Olst-Wijhe, Overijssel
- 8121 AG - Olst, Olst-Wijhe, Overijssel
- 8121 AH - Olst, Olst-Wijhe, Overijssel
- 8121 AJ - Olst, Olst-Wijhe, Overijssel
- 8121 AK - Olst, Olst-Wijhe, Overijssel
- 8121 AL - Olst, Olst-Wijhe, Overijssel
- 8121 AM - Olst, Olst-Wijhe, Overijssel
- 8121 AN - Olst, Olst-Wijhe, Overijssel
- 8121 AP - Olst, Olst-Wijhe, Overijssel
- 8121 AR - Olst, Olst-Wijhe, Overijssel
- 8121 AS - Olst, Olst-Wijhe, Overijssel
- 8121 AT - Olst, Olst-Wijhe, Overijssel
- 8121 AV - Olst, Olst-Wijhe, Overijssel
- 8121 AW - Olst, Olst-Wijhe, Overijssel
- 8121 AX - Olst, Olst-Wijhe, Overijssel
- 8121 AZ - Olst, Olst-Wijhe, Overijssel