Founded in 1852, Douglas County is one of 36 counties in the state of Oregon. Historically, Douglas County was formed from portion of Umpqua County which lay east of the Coast Range summit. The city of Roseburg is the county seat. With FIPS code of 19, Douglas County has a population of 111,978 and area of 5,037 square miles (13,046 km2).
List of all cities in Douglas County, OR alphabetically
| City/Town | Postal Code | Area Code |
| Azalea, OR | 97410 | 541 |
| Camas Valley, OR | 97416 | 541 |
| 97496 | 541 | |
| Canyonville, OR | 97417 | 541 |
| Days Creek, OR | 97429 | 541 |
| Dillard, OR | 97432 | 541 |
| Drain, OR | 97435 | 541 |
| Elkton, OR | 97436 | 541 |
| Gardiner, OR | 97441 | 541 |
| Glendale, OR | 97442 | 541 |
| Glide, OR | 97443 | 541 |
| Greenacres, OR | 97473 | 541 |
| Idleyld Park, OR | 97447 | 541 |
| Murphys Camp, OR | 97473 | 541 |
| Myrtle Creek, OR | 97457 | 541 |
| Oakland, OR | 97462 | 541 |
| Reedsport, OR | 97467 | 541 |
| Riddle, OR | 97469 | 541 |
| Roseburg, OR | 97470 | 541 |
| 97471 | 541 | |
| Scottsburg, OR | 97473 | 541 |
| Sutherlin, OR | 97479 | 541 |
| Tenmile, OR | 97481 | 541 |
| Tiller, OR | 97484 | 541 |
| Umpqua, OR | 97486 | 541 |
| Wilbur, OR | 97494 | 541 |
| Win Bay, OR | 97467 | 541 |
| Winchester, OR | 97495 | 541 |
| Winchester Bay, OR | 97467 | 541 |
| Winston, OR | 97496 | 541 |
| Yoncalla, OR | 97499 | 541 |