Post Offices List in Hayward City, California:
| Bradford Post Office | 822 C St, Hayward, CA 94541 |
| Hayward Post Office | 24438 Santa Clara St, Hayward, CA 94544 |
| Mount Eden Post Office | 2163 Aldengate Way, Hayward, CA 94545 |
| Bradford Post Office | 822 C St, Hayward, CA 94541 |
| Hayward Post Office | 24438 Santa Clara St, Hayward, CA 94544 |
| Mount Eden Post Office | 2163 Aldengate Way, Hayward, CA 94545 |