| Alaska State Locator Citys, Towns, Villages, and Other beginning with the letter O |
| CITY/TOWN/ VILLAGE/ETC. |
LOCATED IN THIS TOWN | COUNTY |
| Oceanic | Oceanic | Valdez-Cordova Region |
| Oceanview | Anchorage | Municipality of Anchorage |
| Ohogamiut | Ohogamiut | Bethel Region |
| Okok Point | Okok Point | Northwest Arctic Borough |
| Old Camp | Old Camp | Yukon-Kovulak Region |
| Old Harbor | Old Harbor | Kodiak Island Borough |
| Old Iliamna | Old Iliamna | Lake & Peninsula Borough |
| Old Minto | Old Minto | Yukon-Kovulak Region |
| Old Rampart | Old Rampart | Yukon-Kovulak Region |
| Old Saulich | Old Saulich | Fairbanks North Star Borough |
| Old Sitka | Old Sitka | City & Borough of Sitka |
| Old Skwentna Road House | Old Skwentna Road House | Matanuska-Susitna Borough |
| Old Suslota | Old Suslota | Valdez-Cordova Region |
| Old Tyonek | Old Tyonek | Kenai Peninsula Borough |
| Old Valdez | Valdez | Valdez-Cordova Region |
| Old Village | Old Village | Bethel Region |
| Olnes | Olnes | Fairbanks North Star Borough |
| Omilak | Omilak | Nome Region |
| Ophir | Ophir | Nome Region |
| Orca | Orca | Valdez-Cordova Region |
| Oregon | Oregon | Nome Region |
| Orion Ranch | Orion Ranch | Ketchikan Gateway Borough |
| Oscarville | Oscarville | Bethel Region |
| Oskawalik | Oskawalik | Bethel Region |
| Osviak | Osviak | Bethel Region |
| Ouzinkie | Ouzinkie | Kodiak Island Borough |
| Owl Village | Owl Village | Wade Hampton Region |
| Oyak | Oyak | Bethel Region |