| population | |
| Doertdivan Ilcesi | 6688 |
| Gerede | 34565 |
| Goeynuek Ilcesi | 15590 |
| population | |
| Kibriscik Ilcesi | 3530 |
| Mengen Ilcesi | 14619 |
| Mudurnu Ilcesi | 20410 |
| population | |
| Seben Ilcesi | 5720 |
| Yenicaga Ilcesi | 7687 |
 | Zonguldak Çaycuma Airport | ~ 105.14 km |
| Etimesgut Air Base | ~ 121.32 km |
| Cengiz Topel Airport | ~ 126.80 km |
| Eskişehir Air Base | ~ 127.66 km |
| Anadolu Airport | ~ 129.18 km |
| Esenboğa International Airport | ~ 132.58 km |
| Bursa Yenişehir Airport | ~ 176.20 km |
| Istanbul Sabiha Gökçen International Airport | ~ 193.53 km |
| Kastamonu Airport | ~ 200.32 km |
