Sponsored Listings:
Adams Post Office
27 E Church St
Adams, New York 13605
Adams Center Post Office
13346 North St
Adams Center, New York 13606
Alexandria Bay Post Office
15 Bethune St
Alexandria Bay, New York 13607
Antwerp Post Office
50 Main St
Antwerp, New York 13608
Belleville Post Office
8279 State Route 289
Belleville, New York 13611
Black River Post Office
28553 State Route 3
Black River, New York 13612
Brownville Post Office
118 Brown Blvd
Brownville, New York 13615
Calcium Post Office
24841 Sanford Corners Rd
Calcium, New York 13616
Cape Vincent Post Office
362 E Broadway St
Cape Vincent, New York 13618
Carthage Post Office
521 State St
Carthage, New York 13619
Chaumont Post Office
12061 State Route 12e
Chaumont, New York 13622
Clayton Post Office
236 John St
Clayton, New York 13624
Depauville Post Office
32523 State Route 12
Depauville, New York 13632
Dexter Post Office
612 Brown St
Dexter, New York 13634
Ellisburg Post Office
12109 State Route 193
Ellisburg, New York 13636
Evans Mills Post Office
8496 Leray St
Evans Mills, New York 13637
Felts Mills Post Office
24456 Main St
Felts Mills, New York 13638
Fineview Post Office
44392 County Route 191
Wellesley Island, New York 13640
Fishers Landing Post Office
18064 Reeds Point Rd
Fishers Landing, New York 13641
Fort Drum Post Office
10720 Mount Belvedere Blvd
Fort Drum, New York 13602
Great Bend Post Office
32675 State Route 26
Great Bend, New York 13643
Henderson Post Office
8872 State Route 178
Henderson, New York 13650
Henderson Harbor Post Office
13190 County Route 123
Henderson Harbor, New York 13651
La Fargeville Post Office
36327 State Route 180
La Fargeville, New York 13656
Lorraine Post Office
20693 County Route 93
Lorraine, New York 13659
Mannsville Post Office
306 S Main St
Mannsville, New York 13661
Philadelphia Post Office
2 S Main St
Philadelphia, New York 13673
Pierrepont Manor Post Office
4685 Us Route 11
Pierrepont Manor, New York 13674
Redwood Post Office
43711 State Route 37
Redwood, New York 13679
Rodman Post Office
12509 School St
Rodman, New York 13682
Sackets Harbor Post Office
107 W Main St
Sackets Harbor, New York 13685
Theresa Post Office
112 Commercial St
Theresa, New York 13691
Three Mile Bay Post Office
8685 State Route 12e
Three Mile Bay, New York 13693
Watertown Post Office
232 Commerce Park Dr
Watertown, New York 13601
Jefferson County
There are 34 US Post Offices in Jefferson County serving a total of 106,767 residents equating to 3,140 residents per post office. It's estimated that approximately 170,412 packages are handled across the 34 county post offices annually. Jefferson County is a county located in the U.S. state of New York. As of the 2010 census, the population was 116,229. Its county seat is Watertown. The county is named after Thomas Jefferson, third President of the United States of America. It is adjacent to Lake Ontario, southeast from the Canada\u2013US border of Ontario. Jefferson County comprises the Watertown-Fort Drum, NY Metropolitan Statistical Area. The U.S. Tenth Mountain Division is based at Fort Drum."