Post office locations in 12041
| Post Office | Address | Phone | Hours |
| CLARKSVILLE | 1967 DELAWARE TPKE CLARKSVILLE, NY 12041 - 1223 | 518-768-2991 | Mon-Fri 01:00 PM - 05:00 PM Sat 09:00 AM - 11:00 AM Sun Closed |
| Post Office | Address | Phone | Hours |
| CLARKSVILLE | 1967 DELAWARE TPKE CLARKSVILLE, NY 12041 - 1223 | 518-768-2991 | Mon-Fri 01:00 PM - 05:00 PM Sat 09:00 AM - 11:00 AM Sun Closed |