Towns
| State | City/Town | Town Title |
|---|---|---|
| Oregon | Saint Paul | Saint Paul, OR |
| Oregon | Salem | Salem, OR |
| Oregon | Sandy | Sandy, OR |
| Oregon | Scappoose | Scappoose, OR |
| Oregon | Scio | Scio, OR |
| Oregon | Scotts Mills | Scotts Mills, OR |
| Oregon | Scottsburg | Scottsburg, OR |
| Oregon | Seal Rock | Seal Rock, OR |
| Oregon | Seaside | Seaside, OR |
| Oregon | Selma | Selma, OR |
| Oregon | Seneca | Seneca, OR |
| Oregon | Shady Cove | Shady Cove, OR |
| Oregon | Shedd | Shedd, OR |
| Oregon | Sheridan | Sheridan, OR |
| Oregon | Sherwood | Sherwood, OR |
| Oregon | Siletz | Siletz, OR |
| Oregon | Silver Lake | Silver Lake, OR |
| Oregon | Silverton | Silverton, OR |
| Oregon | Sisters | Sisters, OR |
| Oregon | Sixes | Sixes, OR |
| Oregon | South Beach | South Beach, OR |
| Oregon | Sprague River | Sprague River, OR |
| Oregon | Spray | Spray, OR |
| Oregon | Springfield | Springfield, OR |
| Oregon | Stanfield | Stanfield, OR |