GREAT RIVER, NY Post Office
62 RIVER RD GREAT RIVER, NY 11739 - 9700
Lot Parking Available
Phone 631-581-7680
Fax 631-224-1375
TTY 877-889-2457
Hours
- Mon-Fri 09:00 AM - 05:00 PM
- Sat 09:00 AM - 01:00 PM
- Sun Closed
Lobby Hours
- Mon-Fri 06:00 AM - 06:00 PM
- Sat 06:00 AM - 01:00 PM
- Sun Closed
Last Collection Hours
- Mon-Fri 04:30 PM
- Sat 12:45 PM
- Sun Closed
PO Box Access Hours
- Mon-Fri 06:00 AM - 06:00 PM
- Sat 06:00 AM - 01:00 PM
- Sun Closed
Pickup Services Hours
- Mon-Fri 09:00 AM - 05:00 PM
- Sat 09:00 AM - 01:00 PM
- Sun Closed
Global Express Guaranteed Hours
- Mon-Fri 05:00 PM
- Sat 01:00 PM
- Sun Closed
Post Office On-Site Services
- Business Reply Mail Account Balance
- Business Reply Mail New Permit
- Bulk Mail Acceptance
- Bulk Mail Account Balance
- Bulk Mail New Permit
- Burial Flags
- Call Referral
- Duck Stamps
- General Delivery
- Global Express Guranteed®
- Money Orders (Domestic)
- Money Orders (Inquiry)
- Money Orders (International)
- Pickup Accountable Mail
- Pickup Hold Mail
- Pickup Notice Left Mail
- Priority Mail International®
- PO Box Online