Post office locations in 03103
| Post Office | Address | Phone | Hours |
| MANCHESTER | 955 GOFFS FALLS RD STE 998 MANCHESTER, NH 03103 - 9998 | 603-626-6887 | Mon-Fri 07:30 AM - 07:00 PM Sat 07:30 AM - 02:00 PM Sun Closed |
| MANCHESTER SOUTH | 7 PERIMETER RD STE 2 MANCHESTER, NH 03103 - 3343 | 603-626-0372 |