Business, Finance & Real Estate Offices in Suffolk County, NY

Assessor Office

• 
  East Hampton Town Assessor

  300 Pantigo Place, East Hampton, NY 11937

  631-324-4187
• 
  Islip Assessor

  40 Nassau Avenue, Islip, NY 11751

  631-224-5585
• 
  Patchogue Assessor

  14 Baker Street, Patchogue, NY 11772

  631-475-2561
• 
  Shelter Island Assessor

  38 North Ferry Road, Shelter Island, NY 11964

  631-749-1080
• 
  Smithtown Town Assessor

  40 Maple Avenue, Smithtown, NY 11787

  631-360-7560

Building Department

• 
  Branch Village Building Department

  40 Route 111, Smithtown, NY 11787

  631-979-8989
• 
  Brookhaven Zoning

  1 Independence Hill, Farmingville, NY 11738

  631-451-6477
• 
  East Hampton Planning Department

  300 Pantigo Place, East Hampton, NY 11937

  631-324-2178
• 
  East Hampton Zoning

  300 Pantigo Place, East Hampton, NY 11937

  631-324-8816
• 
  Huntington Zoning

  100 Main Street, Huntington, NY 11743

  631-351-3123
• 
  Islip Planning Department

  655 Main Street, Islip, NY 11751

  631-224-5450
• 
  Lindenhurst Building Department

  430 South Wellwood Avenue, Lindenhurst, NY 11757

  631-957-7510
• 
  Lindenhurst Zoning

  430 South Wellwood Avenue, Lindenhurst, NY 11757

  631-957-7516
• 
  New York State Permits

  50 Circle Road, Stony Brook, NY 11790

  631-716-3608
• 
  North Babylon Town Building Department

  200 Sunrise Highway, Lindenhurst, NY 11757

  631-957-3108
• 
  Patchogue Building Department

  14 Baker Street, Patchogue, NY 11772

  631-475-8942
• 
  Port Jefferson Building Department

  88 North Country Road, Port Jefferson, NY 11777

  631-473-4744
• 
  Sag Harbor Building Department

  55 Main Street, Sag Harbor, NY 11963

  631-725-0224
• 
  Shelter Island Town Zoning

  46 North Ferry Road, Shelter Island, NY 11964

  631-749-0758
• 
  Smithtown Building Department

  99 West Main Street, Smithtown, NY 11787

  631-360-7520
• 
  Smithtown Zoning

  99 West Main Street, Smithtown, NY 11787

  631-360-7540
• 
  Southampton Zoning

  116 Hampton Road, Southampton, NY 11968

  631-287-5707
• 
  Southold building department

  54375 Middle Road, Southold, NY 11971

  631-765-1802
• 
  Suffolk County Planning Department

  100 Veterans Memorial Highway, Hauppauge, NY 11788

  631-853-5191
• 
  Westhampton Beach Building Department

  165 Mill Road, Westhampton Beach, NY 11978

  631-288-3444

Building Inspector

• 
  Amityville Building Inspector

  21 Greene Avenue, Amityville, NY 11701

  631-691-1909
• 
  Branch Village Building Inspector

  40 Route 111, Smithtown, NY 11787

  631-979-8989
• 
  East Hampton Building Inspector

  300 Pantigo Place, East Hampton, NY 11937

  631-324-4145
• 
  Lindenhurst Building Inspector

  430 South Wellwood Avenue, Lindenhurst, NY 11757

  631-957-7516
• 
  Northport Building Inspector

  224 Main Street, Northport, NY 11768

  631-261-4145

Chamber Of Commerce

• 
  Bay Shore-Chamber of Commerce

  77 East Main Street, Bay Shore, NY 11706

  631-665-7003
• 
  Chamber of Commerce

  211 Hounslow Road, Shirley, NY 11967

  631-399-2228
• 
  Chamber of Commerce

  359 Lake Avenue, St. James, NY 11780

  631-584-8510
• 
  Commack New York Chamber of Commerce

  80 Hauppauge Road, Commack, NY 11725

  631-499-4400
• 
  Cutchogue New York Chamber of Commerce

  1100 Skunk Lane, Cutchogue, NY 11935

  631-734-7126
• 
  East Islip New York Chamber of Commerce

  655 Main Street, Islip, NY 11751

  631-859-5000
• 
  Greater Patchogue Chamber Of Commerce

  15 North Ocean Avenue, Patchogue, NY 11772

  631-207-1000
• 
  Hampton Bays Chamber-Commerce

  140 Montauk Highway, Hampton Bays, NY 11946

  631-728-2211
• 
  Holbrook Chamber of Commerce

  999 Main Street, Holbrook, NY 11741

  631-471-2725
• 
  Islip New York Chamber of Commerce

  655 Main Street, Islip, NY 11751

  631-581-2720
• 
  Kings Park New York Chamber of Commerce

  3 Main Street, Kings Park, NY 11754

  631-269-7678
• 
  Mattituck New York Chamber of Commerce

  PO Box 1056, Mattituck, NY 11952

  631-298-5757
• 
  Miller Place New York Chamber of Commerce

  37 Oleeta Road, Mount Sinai, NY 11766

  631-821-1313
• 
  Mount Sinai New York Chamber of Commerce

  37 Oleeta Road, Mount Sinai, NY 11766

  631-821-1313
• 
  North Fork Promotional Council

  72250 Main Road, Greenport, NY 11944

  631-477-1383
• 
  Port Jefferson Chamber-Commerce

  118 West Broadway, Port Jefferson, NY 11777

  631-473-1414
• 
  Ronkonkoma New York Chamber of Commerce

  PO Box 2546, Ronkonkoma, NY 11779

  631-584-4035
• 
  Sayville Chamber of Commerce

  175 North Main Street, Sayville, NY 11782

  631-567-5257
• 
  Southampton New York Chamber of Commerce

  76 Main Street, Southampton, NY 11968

  631-283-0402
• 
  West Islip New York Chamber of Commerce

  PO Box 58, West Islip, NY 11795

  631-482-7174

Code Enforcement

• 
  Brookhaven Code Enforcement

  1 Independence Hill, Farmingville, NY 11738

  631-451-6161
• 
  Lindenhurst Code Enforcement

  430 South Wellwood Avenue, Lindenhurst, NY 11757

  631-957-7519
• 
  Patchogue Code Enforcement

  15 Jennings Avenue, Patchogue, NY 11772

  631-475-1225

Economic Development Agency

• 
  Islip Economic Development

  40 Nassau Avenue, Islip, NY 11751

  631-224-5512
• 
  Suffolk County Economic Development

  100 Veterans Memorial Highway, Hauppauge, NY 11788

  631-853-8284

Finance Department

• 
  Melville Finance Department

  68 South Service Road, Melville, NY 11747

  631-465-2066

IRS Office

• 
  Hauppauge New York IRS Office

  1180 Veterans Memorial Highway, Hauppauge, NY 11788

  631-851-4726
• 
  Riverhead New York IRS Office

  518 East Main Street, Riverhead, NY 11901

  631-851-4726

Purchasing Department

• 
  Lindenhurst Purchasing Department

  430 South Wellwood Avenue, Lindenhurst, NY 11757

  631-957-7505
• 
  Suffolk County Purchasing Department

  335 Yaphank Avenue, Yaphank, NY 11980

  631-852-5196

Recorder Of Deeds

• 
  Suffolk County Recorder of Deeds

  310 Center Drive South, Riverhead, NY 11901

  631-852-2000

Risk Management

• 
  Suffolk County Risk Management

  100 Veterans Memorial Highway, Hauppauge, NY 11788

  631-853-4700

Treasurer & Tax Collector Office

• 
  Asharoken Village Treasurer

  1 Asharoken Avenue, Northport, NY 11768

  631-261-7098
• 
  Babylon Village Treasurer

  153 West Main Street, Babylon, NY 11702

  631-587-6270
• 
  East Hampton Treasurer

  86 Main Street, East Hampton, NY 11937

  631-324-4150
• 
  Sag Harbor Village Treasurer

  55 Main Street, Sag Harbor, NY 11963

  631-725-0222
• 
  Suffolk County Treasurer

  100 Veterans Memorial Highway, Hauppauge, NY 11788

  631-852-1500