Post Offices List in Newport Beach City, California:
| Balboa Island Post Office | 206 Marine Ave, Newport Beach, CA 92662 |
| Balboa Newport Beach Post Office | 204 Main St, Newport Beach, CA 92661 |
| Newport Beach Post Office | 1133 Camelback St, Newport Beach, CA 92658 |
| Bay Station Stamp Store Post Office | 177 Riverside Ave Ste A, Newport Beach, CA 92663 |