United States Postal Service
United States Postal Service
3575 Merrick Rd
Seaford, NY 11783
Phone: (800)275-8777
516-785-3851
Fax: 516-785-2423
TTY: 877-889-2457
Hours:
Monday 9AM–5PM
Tuesday 9AM–5PM
Wednesday 9AM–5PM
Thursday 9AM–5PM
Friday 9AM–5PM
Saturday 9AM–1PM
Sunday Closed
Bulk Mail Acceptance Hours:
Mon-Fri 10:00am - 3:00pm
Sat-Sun Closed
Retail Hours:
Mon-Fri 9:00am - 5:00pm
Sat 9:00am - 1:00pm
Sun Closed
Last Collection Hours:
Mon-Fri 5:00pm
Sat 4:00pm
Sun Closed
Lobby Hours:
Mon-Sat 5:45am - 5:00pm
Sun Closed
PO Box Access Hours:
Mon-Sat 5:45am - 5:00pm
Sun Closed
Carrier Facility Hours:
Mon-Sat 7:30am - 4:30pm
Sun Closed
Service hours may vary
On-Site Services:
Bulk Mail Acceptance
Bulk Mail Account Balance
Bulk Mail New Permit
Burial Flags
Business Reply Mail Account Balance
Business Reply Mail New Permit
Duck Stamps
General Delivery
Global Express Guaranteed®
Greeting Card Services
Money Orders (Domestic)
Money Orders (Inquiry)
Money Orders (International)
PO Box Online
Packaged Stamps
Pickup Accountable Mail
Pickup Hold Mail
Priority Mail International®
