Template:OahuFCAll
| Type | Designation | Location/Site | Built | Condition | Notes |
|---|---|---|---|---|---|
| FCS | Wilhelmina Rise | Wilhelmina Rise | WWII | No Structures | |
| FCS | Round Top | Puu Ualakaa | 1942 | Observation Deck | |
| FCS | Birkhimer East Primary | South Rim Diamond Head | 1917 | 500' | |
| BCS | Homestead | ||||
| BCS | Brodie | ||||
| FCS | "A" | Puu Manawahua | 4 structures | ||
| FCS | "B" | ||||
| HECP | HECP | Sand Island | |||
| Source: CDSG | |||||