| Locality | Postal Code |
|---|---|
| Acworth, Cobb | 30101 |
| Atlanta, Cobb | 30339 |
| Austell, Cobb | 30106, 30168 |
| Barrett Parkway, Cobb | 30144 |
| Clarkdale, Cobb | 30111 |
| Cumberland, Cobb | 30339 |
| Kennesaw, Cobb | 30144, 30152 |
| Mableton, Cobb | 30126 |
| Marietta, Cobb | 30008, 30060, 30062, 30064, 30066, … |
| Oak Grove, Cobb | 30101 |
| Overlook Sru, Cobb | 30339 |
| Powder Springs, Cobb | 30127 |
| Sandy Springs, Cobb | 30339 |
| Smyrna, Cobb | 30080, 30081, 30082 |
| Vinnings, Cobb | 30339 |