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Suffolk County Route Listing Note: This list contains the county route numbers and termini of roads maintained by Suffolk County and recognized as county routes by the state. There also other roads that were assigned county route numbers but never actually taken over by the county. These numbers can be found in the Former and Proposed Routes section of this web site. County Line Road Direction: North/South Southern Terminus: Merrick Road (NY 27A) in Amityville Northern Terminus: North of Joyce Avenue in Amityville Distance: 1.54 miles Signed: Yes Dixon Avenue, Straight Path, Seamans Neck Road Direction: North/South Southern Terminus: Broadway (NY 110) in Amityville Northern Terminus: Deer Park Road (NY 231) in Dix Hills Distance: 8.65 miles Signed: Yes Wellwood Avenue, Pinelawn Road Direction: North/South Southern Terminus: New York Avenue in Lindenhurst Northern Terminus: Walt Whitman Road in Melville Distance: 7.18 miles Signed: Yes Commack Road, Town Line Road Direction: North/South Southern Terminus: Deer Park Avenue (NY 231) in North Babylon Northern Terminus: Huntington-Smithtown town line Distance: 7.56 miles Signed: Yes Kings Highway, Rabro Drive Direction: East/West Western Terminus: Old Willets Path (CR 108) in Hauppauge Eastern Terminus: Hauppauge Road (NY 111) in Hauppauge Distance: 0.86 miles Signed: Yes Wicks Road Direction: North/South Southern Terminus: Crooked Hill Road (CR 13) in Brentwood Northern Terminus: Vanderbilt Parkway (CR 67) in Brentwood Distance: 1.70 miles Signed: Yes Elwood Road Direction: North/South Southern Terminus: Jericho Turnpike (NY 25) in Elwood Northern Terminus: Fort Salonga Road (NY 25A) in Northport Distance: 3.94 miles Signed: Yes Woodbury Road, Pulaski Road, East Northport Road Direction: East/West Western Terminus: Harbor Road (NY 108) and Woodbury Road (Nassau CR 12) at the Nassau-Suffolk border in Cold Spring Harbor Eastern Terminus: Main Street (NY 25A) in Kings Park Distance: 11.16 miles Signed: Yes Oak Street, Hoffman Avenue, Railroad Avenue Direction: East/West Western Terminus: Old Sunrise Highway and County Line Road (CR 1) at the Nassau-Suffolk border Eastern Terminus: Great East Neck Road (CR 96) and Trolley Line Road in Babylon Distance: 4.42 miles Signed: Yes Fifth Avenue, Wicks Road, Crooked Hill Road Direction: North/South Southern Terminus: Montauk Highway (NY 27A) in Bay Shore Northern Terminus: Commack Road (CR 4) in Brentwood Distance: 7.58 miles Signed: Yes Clinton Avenue Direction: South ONLY Southern Terminus: Montauk Highway (NY 27A) in Bay Shore Northern Terminus: Fifth Avenue (CR 13) in Bay Shore Distance: 0.64 miles Indian Head Road Direction: North/South Southern Terminus: Jericho Turnpike (NY 25) in Commack Northern Terminus: Main Street (NY 25A) in Kings Park Distance: 3.21 miles Signed: Yes Terry Road, Smithtown Boulevard, Lake Shore Road, Portion Road, Horse Block Road Direction: East/West Western Terminus: Middle Country Road (NY 25) in Smithtown Eastern Terminus: Montauk Highway (CR 80) in Brookhaven Distance: 16.60 miles Signed: Yes Carleton Avenue, Wheeler Road Direction: North/South Southern Terminus: Montauk Highway (NY 27A) in East Islip Northern Terminus: Joshua's Path (NY 111) in Hauppauge Distance: 5.51 miles Signed: Yes West Avenue, Lake Street, Waverly Avenue, Patchogue-Holbrook Road Direction: North/South Western Terminus: Division Street (CR 65) in Patchogue Eastern Terminus: Portion Road (CR 16) in Lake Ronkonkoma Distance: 6.72 miles Signed: Yes Yaphank Avenue, Main Street, Yaphank-Middle Island Road, Rocky Point Road Direction: North/South Southern Terminus: Montauk Highway (CR 80) in Brookhaven Northern Terminus: NY 25A in Rocky Point Distance: 11.75 miles Signed: Yes New Highway Direction: North/South Southern Terminus: Sunrise Highway (NY 27) in Copiague Northern Terminus: Babylon-Farmingdale Road (NY 109) in Lindenhurst Distance: 2.22 miles Signed: Yes Old Riverhead Road Direction: North/South Southern Terminus: Montauk Highway (CR 80) in Westhampton Northern Terminus: Quogue-Riverhead Road (CR 104) in Riverhead Distance: 4.01 miles Signed: Yes Lighthouse Road, Ponquogue Bridge Direction: North/South Southern Terminus: Dune Road in Hampton Bays Northern Terminus: Northern end of bridge Distance: 0.53 miles Signed: No Deer Park Avenue Direction: North/South Southern Terminus: Village Line Road in Babylon Northern Terminus: Babylon-Northport Expressway (NY 231) in North Babylon Distance: 1.34 miles Signed: Yes Deer Park Road, Park Avenue, Mill Dam Road Direction: North/South Southern Terminus: Deer Park Road (NY 231), Northern Parkway, and East Deer Park Road (CR 66) in Dix Hills Northern Terminus: West Shore Road in Huntington Distance: 6.44 miles Signed: Yes South Country Road Direction: East/West Western Terminus: Montauk Highway (CR 80) in East Patchogue Eastern Terminus: Montauk Highway (CR 80) in Brookhaven Distance: 5.63 miles Signed: Yes North Sea Road Direction: North/South Southern Terminus: North Road (NY 27/CR 39) in Southampton Northern Terminus: Noyack Road in North Sea Distance: 2.53 miles Signed: Yes North Road Direction: East/West Western Terminus: Montauk Highway (CR 80) in Shinnecock Hills Eastern Terminus: Flying Point Road (NY 27/CR 39A) in Southampton Distance: 6.93 miles Signed: Yes Flying Point Road Direction: East/West Western Terminus: North Road (NY 27/CR 39) in Southampton Eastern Terminus: Montauk Highway (NY 27) in Southampton Distance: 0.63 miles Signed: No Canal Road, Old North Highway Direction: East/West Western Terminus: North Road (CR 39) in Shinnecock Hills Eastern Terminus: North Road (CR 39) in Shinnecock Hills Distance: 0.73 miles Signed: Yes North Main Street, Three Mile Harbor Road Direction: North/South Southern Terminus: Cedar Street in East Hampton Northern Terminus: Copeces Lane in East Hampton Distance: 2.51 miles Springs-Fireplace Road Direction: North/South Southern Terminus: Three Mile Harbor Road (CR 40) in East Hampton Northern Terminus: Woodbine Drive in East Hampton Distance: 3.06 miles Shore Road Direction: East/West Western Terminus: West Neck Road (CR 115) on Shelter Island Eastern Terminus: Rocky Point Avenue on Shelter Island Distance: 1.20 miles Northville Turnpike Direction: North/South Southern Terminus: Roanoke Avenue (CR 73) in Riverhead Northern Terminus: Sound Avenue in Northville Distance: 3.42 miles Signed: Yes William Floyd Parkway Direction: North/South Southern Terminus: Fire Island Beach Road (CR 75) at Smith Point County Park Northern Terminus: NY 25A in Shoreham Distance: 13.78 miles Signed: Yes Great Neck Road, Main Street Direction: North/South Southern Terminus: Montauk Highway (NY 27A) in Copiague Northern Terminus: Nassau-Suffolk border Distance: 3.77 miles Signed: Yes Edgemere Street, Flamingo Avenue Direction: North/South Southern Terminus: Montauk Highway (NY 27) in Montauk Northern Terminus: West Lake Drive (CR 77) in Montauk Distance: 3.10 miles

Copyright © 2003-2012 by David Golub. All rights reserved. The author would like to thank William Roll for contributing photographs to this web site. You may not reproduce any text or photographs on this web site without express permission from the author. Hotlinking of images from this site is strictly prohibited. Route symbols created using the SignMaker Java applet available at Kurumi.