Founded in 1750, Duplin County is one of 100 counties in the state of North Carolina. Historically, Duplin County was formed from New Hanover County. The city of Kenansville is the county seat. With FIPS code of 61, Duplin County has a population of 48,515 and area of 819 square miles (2,121 km2).
List of all cities in Duplin County, NC alphabetically
| City/Town | Postal Code | Area Code |
| Albertson, NC | 28508 | 919/984 |
| Beulaville, NC | 28518 | 910 |
| Bowdens, NC | 28398 | 910 |
| Calypso, NC | 28325 | 919/984 |
| Chinquapin, NC | 28521 | 910 |
| Faison, NC | 28341 | 910 |
| Kenansville, NC | 28349 | 910 |
| Magnolia, NC | 28453 | 910 |
| Rose Hill, NC | 28458 | 910 |
| Teachey, NC | 28464 | 910 |
| Wallace, NC | 28466 | 910 |
| Warsaw, NC | 28398 | 910 |