Collection
| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z |
| Name | IMO | Flag | Build/Gross | Type | |
| Oahu Rex | 8609979 | PAN | 1986 / 4963 | Reefer | |
| Oceaan Klipper | 9001916 | NLD | 1992 / 4091 | Reefer | |
| Ocean Sprinter | 5260654 | NLD | 1962 / 782 | Reefer | |
| Oceano Artico | 7622027 | CUB | 1977 / 9494 | Reefer | |
| Oceano Atlantico | 7351836 | CUB | 1974 / 9494 | Reefer | |
| Okbo Bnou Nafia | 7722360 | MAR | 1978 / 3085 | Reefer | |
| Ondine | 6620852 | LBR | 1966 / 5285 | Reefer | |
| Orange Reefer | 7020578 | BHS | 1970 / 8151 | Reefer | |
| Orient Star | 8723373 | BOL | 1987 / 6670 | Reefer |
|
| Orion Reefer | 8911097 | CUB | 1978 / 9494 | Reefer | |
| Orionas | 7920546 | LTU | 1979 / 2462 | Reefer | |
| Osaka Bay | 7815179 | BRB | 1979 / 7194 | Reefer | |
| Otrant Frigo | 7710317 | ? | 1978 / 6984 | Reefer | |
| Oulmes | 7711866 | MAR | 1978 / 1593 | Reefer | |
| Ouro do Brasil | 7018525 | LBR | 1970 / 7992 | Reefer | |