STD Codes
| Place | STD Code |
| Machilipatnam | 08672 |
| Gudivada | 08673 |
| Challapalli | 08674 |
| Kaikaluru | 08675 |
| Vijayawada | 08676 |
| Vuyyuru | 08677 |
| Nuzvid | 08678 |
| Jaggaiahpeta | 08679 |
| Tiruvuru | 08680 |
| Place | STD Code |
| Machilipatnam | 08672 |
| Gudivada | 08673 |
| Challapalli | 08674 |
| Kaikaluru | 08675 |
| Vijayawada | 08676 |
| Vuyyuru | 08677 |
| Nuzvid | 08678 |
| Jaggaiahpeta | 08679 |
| Tiruvuru | 08680 |