Post office locations in 14221
| Post Office | Address | Phone | Hours |
| WILLIAMSVILLE | 5325 SHERIDAN DR BUFFALO, NY 14221 - 9998 | 716-632-0421 | Mon-Fri 08:30 AM - 05:30 PM Sat 08:30 AM - 03:00 PM Sun Closed |
| Post Office | Address | Phone | Hours |
| WILLIAMSVILLE | 5325 SHERIDAN DR BUFFALO, NY 14221 - 9998 | 716-632-0421 | Mon-Fri 08:30 AM - 05:30 PM Sat 08:30 AM - 03:00 PM Sun Closed |