| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Atlantic Beach, Duval | 32233 |
| Postal/ZIP Codes in Baldwin, Duval | 32234 |
| Postal/ZIP Codes in Dinsmore, Duval | 32219 |
| Postal/ZIP Codes in Jacksonville, Duval | 32099, 32202, 32204, 32205, 32206, … |
| Postal/ZIP Codes in Jacksonville Beach, Duval | 32250 |
| Postal/ZIP Codes in Jacksonville Naval Air Station, Duval | 32212 |
| Postal/ZIP Codes in Maxville, Duval | 32234 |
| Postal/ZIP Codes in Mayport, Duval | 32227, 32233 |
| Postal/ZIP Codes in Mayport Navy, Duval | 32228 |
| Postal/ZIP Codes in Neptune Beach, Duval | 32266 |