Area code 318
Area code 318 is a telephone area code that covers northern and central Louisiana. It is set to be overlaid by 457 in 2025.[1]
Its headquarters and largest city in Shreveport, is the parish seat of Caddo Parish.
Largest City with Parish seats
Cities Top-20 Parish Seat
| # | City | Parish | Class of City | Population 2010 |
|---|---|---|---|---|
| 1 | Shreveport | Caddo/Bossier | 3rd | 199,311 |
| 2 | Monroe | Unknown | 8th | 48,815 |
| 3 | Alexandria | Rapides | 9th | 47,723 |
| 4 | Ruston | Linclon | 14th | 21,859 |
| 5 | Natchitoches | Natchitoches | 17th | Example |
| 6 | Minden | Webster | Unknown | Example |
| 7 | Bastrop | Morehouse | Example | Example |
| 8 | DeRidder | Beauregard/Vernon | Example | Example |
| 9 | Tallulah | Madison | Example | Example |
| 10 | Leesville | Vernon | Example | Example |
| 11 | Mansfield | DeSoto | Example | Example |
| 12 | Winnsboro | Franklin | Example | Example |
| 13 | Winnfield | Winn | Example | Example |
| 14 | Jonesboro | Jackson | Example | Example |
| 15 | Vidalia | Example | Example | Example |
| 16 | Lake Providence | East Carroll | Example | Example |
| 17 | Farmerville | Union | Example | Example |
| 18 | Rayville | Richland | Example | Example |
| 19 | Jena | La Salle | Example | |
| 20 | Homer | Claiborne | Example | Example |