| Trail Name | First Name | Last Name | Date Taken | |
|---|---|---|---|---|
| Orkney | Elizabeth M. | Hosler | 1999-06-23 | View |
| Orlando | Eric | Mettey | 2018-07-11 | View |
| Orlando | John | Lovelace | 2022-06-02 | View |
| Orlando Jack | Jack | Malone | 2003-07-15 | View |
| ORONO | Eric | Swanson | 2021-05-27 | View |
| Oros | Carey | Estes | 2018-08-31 | View |
| Orphan | Niels K. | Gjertson | 2005-05-09 | View |
| Orphan Andy | Andy | Rainer | 2017-06-25 | View |
| Orren | James | Guerdan | 2000-10-06 | View |
| Ortho | 1998-07-18 | View |