7 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 31525 | Brunswick | 28,926 |
| 31520 | Brunswick | 22,313 |
| 31522 | Saint Simons Island | 17,780 |
| 31523 | Brunswick | 15,402 |
| 31527 | Jekyll Island | 769 |
| 31561 | Sea Island | 96 |
| 31524 | Brunswick | 0 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 7 ZCTAs in Glynn County, Georgia (US Census).