Post office locations in 43920
| Post Office | Address | Phone | Hours |
| CALCUTTA | 15713 STATE ROUTE 170 EAST LIVERPOOL, OH 43920 - 9633 | 330-385-8600 | Mon-Fri 08:30 AM - 05:00 PM Sat 08:30 AM - 12:00 PM Sun Closed |
| EAST LIVERPOOL | 515 WALNUT ST EAST LIVERPOOL, OH 43920 - 9800 | 330-385-3100 | Mon-Fri 08:30 AM - 05:00 PM Sat 08:30 AM - 12:00 PM Sun Closed |