Founded in 1810, St. Helena Parish is one of 64 parishes in the state of Louisiana. Historically, St. Helena Parish was formed from West Florida territory. The city of Greensburg is the parish seat. With FIPS code of 91, St. Helena Parish has a population of 10,912 and area of 409 square miles (1,059 km2).
List of all cities in Saint Helena Parish, LA alphabetically
| City/Town | Postal Code | Area Code |
| Chipola, LA | 70441 | 225 |
| Greensburg, LA | 70441 | 225 |
| Pine Grove, LA | 70453 | 225 |