Sullivan County Post Offices

6 County Road 21
Barryville, New York 12719

2166 State Route 17b
Bethel, New York 12720

21 Winterton Rd
Bloomingburg, New York 12721

709 Burlingham Rd
Burlingham, New York 12722

13 River Rd
Callicoon, New York 12723

1675 Gulf Rd
Callicoon Center, New York 12724

45 County Road 114
Cochecton, New York 12726

12 Proctor Rd Ste 1
Eldred, New York 12732

5672 State Route 42
Fallsburg, New York 12733

108 Sullivan Ave
Ferndale, New York 12734

37 County Road 93
Fremont Center, New York 12736

1677 Forestburgh Rd
Glen Spey, New York 12737

424 Glen Wild Rd
Glen Wild, New York 12738

215 Main St
Grahamsville, New York 12740

10816 State Route 97
Hankins, New York 12741

798 Old Route 17
Harris, New York 12742

112 Highland Lake Rd
Highland Lake, New York 12743

82 Main St
Hortonville, New York 12745

6 Mongaup Rd
Hurleyville, New York 12747

4915 State Route 52
Jeffersonville, New York 12748

3584 State Route 55
Kauneonga Lake, New York 12749

5691 State Route 52
Kenoza Lake, New York 12750

4668 State Route 42
Kiamesha Lake, New York 12751

6736 State Route 52
Lake Huntington, New York 12752

14 Chestnut St
Liberty, New York 12754

23 Main St
Livingston Manor, New York 12758

739 Loch Sheldrake Hurleyville Rd
Loch Sheldrake, New York 12759

933 State Route 17b
Mongaup Valley, New York 12762

486 Broadway
Monticello, New York 12701

12 Post Hill Rd
Mountain Dale, New York 12763

75 Main St
Narrowsburg, New York 12764

7420 State Route 55
Neversink, New York 12765

868 N Branch Rd
North Branch, New York 12766

361 County Road 95
Obernburg, New York 12767

12 Cooley Rd
Parksville, New York 12768

17 Phillipsport Rd
Phillipsport, New York 12769

43 Hollow Rd
Pond Eddy, New York 12770

240 Rock Hill Dr
Rock Hill, New York 12775

220 Pine Grove Rd
Smallwood, New York 12778

25 Railroad Plz
South Fallsburg, New York 12779

3868 Route 209
Summitville, New York 12781

35 Stanton Corner Rd
Swan Lake, New York 12783

558 Thompson Rd
Thompsonville, New York 12784

1447 State Route 17b
White Lake, New York 12786

3300 State Route 52
White Sulphur Springs, New York 12787

6169 State Route 42
Woodbourne, New York 12788

47 Broadway
Woodridge, New York 12789

39 Sullivan St
Wurtsboro, New York 12790

4068 State Route 52
Youngsville, New York 12791

219 Airport Rd
Yulan, New York 12792

Sullivan County

There are 50 US Post Offices in Sullivan County serving a total of 74,934 residents equating to 1,499 residents per post office. It's estimated that approximately 119,603 packages are handled across the 50 county post offices annually. Sullivan County is a county located in the U.S. state of New York. As of the 2010 census, the population was 77,547. The county seat is Monticello. The county's name is in honor of Major General John Sullivan, who was a hero in the American Revolutionary War. The county was the site of hundreds of Borscht Belt hotels and resorts, which had their heyday from the 1920s through the 1970s. In 2010, the center of population of New York was located at the southern edge of Sullivan County."