Lista de empresas
| Name | Province | City | |
|---|---|---|---|
| Ottawa Terminal - Suncor Enery Products Partenership | Ontario | Nepean | |
| OTTAWA VALLEY WASTE RECOVERY CENTRE - Ottawa Valley Waste Management Board | Ontario | Pembroke | |
| Otter Coop - Otter Farm & Home Co-Operative | Columbia Británica | Aldergrove | |
| OTTER LAKE COMP STN - TransCanada PipeLines Limited | Alberta | Cadotte Lake | |
| Otterville - Fleetwood Metal Industries Inc. | Ontario | Otterville | |
| Oungre 04-05-002-15W2 MWB - Whitecap Resources Inc. | Saskatchewan | Ratcliffe | |
| Oungre 13-03-002-16W2 (101/13-10) SWB - Whitecap Resources Inc. | Saskatchewan | Beaubier | |
| Oungre 13-03-002-16W2 SWB (101/13-03) - Whitecap Resources Inc. | Saskatchewan | Beaubier | |
| Oungre 15-26-001-16W2 (102/15-35) SWB - Whitecap Resources Inc. | Saskatchewan | Ratcliffe | |
| Oungre 15-35-001-16W2 SWB (101/15-02) - Whitecap Resources Inc. | Saskatchewan | Ratcliffe |
