Post office locations in 14240
| Post Office | Address | Phone | Hours |
| BUFFALO | 1200 WILLIAM ST RM 200 BUFFALO, NY 14240 - 9998 | 716-846-2401 | Mon-Fri 08:30 AM - 06:00 PM Sat 08:30 AM - 03:00 PM Sun Closed |
| EASTSIDE CARRIER ANNEX | 1200 WILLIAM ST BUFFALO, NY 14240 - 9799 | 716-842-4754 | Mon-Fri 08:30 AM - 06:00 PM Sat 08:30 AM - 01:00 PM Sun Closed |