Post Offices

Post Offices in & near Lake Grove, New York. Operating hours, locations, phone/fax number, services information.

Lake Grov Post Office

Post Office in Lake Grove, New York on Hawkins Ave. Operating hours, phone number, services information, and other locations.

Address: 1001 Hawkins Ave, Lake Grove, NY 11755
Phone: 631-588-7019
Fax: 631-471-2849
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 9:00am - 5:00pm
Tuesday 9:00am - 5:00pm
Wednesday 9:00am - 5:00pm
Thursday 9:00am - 5:00pm
Friday 9:00am - 5:00pm
Saturday 9:00am - 1:00pm
Sunday Closed

Lobby Hours

Monday 5:00pm
Tuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 3:00pm
Sunday Closed

Last Collection Times

Monday 10:00am - 2:00pm
Tuesday 10:00am - 2:00pm
Wednesday 10:00am - 2:00pm
Thursday 10:00am - 2:00pm
Friday 10:00am - 2:00pm
Saturday Closed
Sunday Closed

Centereach Post Office

Address: 245 Centereach Mall, Centereach, NY 11720
Phone: 631-588-7069
Fax: 631-981-3784
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Nescon Post Office

Address: 226 Smithtown Blvd, Nesconset, NY 11767
Phone: 631-265-3278
Fax: 631-724-3427
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Ronkonkoma Post Office

Address: 200 Hawkins Ave, Ronkonkoma, NY 11779
Phone: 631-588-0301
Fax: 631-471-1290
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Ronkonkoma Post Office

Address: 200 Hawkins Ave, Ronkonkoma, NY 11779
Phone: 631-588-0301
Fax: 631-471-1290
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Saint Jam Post Office

Address: 325 Lake Ave, Saint James, NY 11780
Phone: 631-584-4138
Fax: 631-862-0631
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457