Cities › Washington, DC

Community & Government

5,097 businesses in Washington, DC

• Institute For Higher Education Policy
  Civic Organization
  1615 L St Nw Ste 310, Washington
  (202) 861-8223
• Institute For Local Self-reliance
  Civic Organization
  1710 Connecticut Ave NW, Washington
  (202) 898-1610
• Institute For Market Transformation
  Charity Organization
  1828 L St NW, Washington
  (202) 525-2883
• Institute For Medicaid Innovation
  Charity Organization
  1250 Connecticut Ave Nw Ste 700, Washington
• Institute For Progressive Leadership
  Civic Organization
  1875 Connecticut Ave Nw Ste 500, Washington
  (216) 577-0349
• Institute For Public Accuracy
  Charity Organization
  529 14th St Nw Ste 980, Washington
  (202) 347-0020
• Institute For Representative Government
  Community and Government
  1401 K St NW Ste 503, Washington
  (202) 507-4850
• Institute For Research On The Economics Of Taxation
  Charity Organization
  529 14th St Nw Ste 420, Washington
  (202) 464-5113
• Institute For Responsible Housing Preservation
  Civic Organization
  799 9th St Nw Ste 500, Washington
  (202) 737-0019
• Institute For Safer Trucking
  Charity Organization
  2000 Pennsylvania Ave Nw Ste 7000, Washington
• Institute For Spiritual Development
  Charity Organization
  5419 Sherier Pl NW, Washington
• Institute For Sustainable Infrastructure
  Charity Organization
  1025 Vermont Ave Nw Ste 520, Washington
  (202) 991-1190
• Institute For The Advancement Of Food And Nutrition Sciences
  Charity Organization
  740 15th St Nw Ste 600, Washington
  (202) 659-0184
• Institute For The Study Of Man, Inc
  Social Or Community Service
  1133 13th St Nw Ste C2, Washington
  (202) 266-9908
• Institute For War & Peace
  Civic Organization
  1156 15th St NW, Washington
  (202) 393-5641
• Institute For the Study of War
  Social Or Community Service
  1400 16th St NW #515, Washington
  (202) 293-5550
• Institute Of Caribbean Studies
  Non Governmental Association
  1629 K St NW, Washington
  (202) 638-0460
• Institute Of Current World Affairs
  Charity Organization
  1818 N St Nw Ste 460, Washington
  (202) 364-4068
• Institute Of Food Technologist
  Charity Organization
  818 Connecticut Ave Nw Ste 850, Washington
  (202) 466-5980
• Institute Of International Container Lessors (iicl)
  Civic Organization
  4315 50th St Nw Ste 100, Washington
  (202) 223-9800
• Institute Of International Finance
  Civic Organization
  1333 H St Nw # 1010e, Washington
  (202) 857-3600
• Institute Of Makers Of Explosives
  Civic Organization
  1212 New York Ave Nw Ste 650, Washington
  (202) 429-9280
• Institute Of Museum And Library Services
  Government Office
  955 Lenfant Plz Sw Ste 4000, Washington
  (202) 653-4657
• Institute Of Shortening And Edible Oils
  Charity Organization
  1310 L St Nw Ste 375, Washington
  (202) 783-7960
• Institute for Educational Leadership
  Social Or Community Service
  4301 Connecticut Ave NW, Washington
  (202) 822-8405
• Institute for Policy Studies
  Social Or Community Service
  1301 Connecticut Ave NW #600, Washington
  (202) 234-9382
• Institute for Public Health Innovation
  Social Or Community Service
  1250 Connecticut Ave NW #202, Washington
  (202) 747-3512
• Institute of International Education
  Social Or Community Service
  1400 K St NW, Washington
  (202) 898-0600
• Institute of Museum and Library Services
  Government Office
  200 Constitution Ave NW, Washington
  (202) 653-4657
• Insuretech Council
  Civic Organization
  440 1st St Nw # 7, Washington
  (920) 784-4486
• Intellectual Properties Owners
  Charity Organization
  1501 M St Nw Ste 1100, Washington
  (202) 507-4500
• Intelligent Office
  Government Office
  1425 K St NW, Washington
  (202) 587-5600
• Inter-American Commission on Human Rights
  Non Governmental Association
  1889 F St NW, Washington
  (202) 370-9000
• Inter-American Defense Board
  Government Office
  2610 16th St NW, Washington
  (202) 939-6041
• Inter-American Development Bank
  Government Office
  1300 New York Ave NW, Washington
  (202) 623-1000
• Inter-american Bar Association
  Charity Organization
  1889 F St Nw Ste 355, Washington
  (202) 466-5944
• Inter-american Dialogue
  Charity Organization
  1155 15th St Nw Ste 800, Washington
  (202) 822-9002
• Inter-american Foundation
  Government Office
  1331 Pennsylvania Ave Nw Ste 1200, Washington
  (202) 360-4530
• Interests Section of the Islamic Republic of Iran
  Embassy
  1250 23rd St NW, Washington
  (202) 965-4990
• Interfaith Alliance Inc
  Charity Organization
  110 Maryland Ave Ne Ste 509, Washington
  (202) 466-0567
• Interfaith Power and Light
  Social Or Community Service
  900 Massachusetts Ave NW, Washington
  (202) 709-7641
• Interior Department Recreation Association
  Civic Organization
  1849 C St NW, Washington
  (202) 208-7381
• Interior Toastmasters
  Government Office
  1849 C St NW, Washington
• Interlaken Group
  Civic Organization
  2715 M St NW, Washington
  (202) 552-8436
• Internal Revenue Service
  Government Office
  1500 Pennsylvania Ave NW, Washington
  (202) 622-5000
• Internal Revenue Service
  Community and Government
  202 Constitution Blvd Ne, Washington
  (202) 622-9615
• Internal Revenue Service
  Government Office
  1500 Pennsylvania Ave SE, Washington
  (202) 874-2361
• Internal Revenue Service (irs)
  Government Office
  1200 1st St Ne Ste 4200, Washington
  (800) 829-1040
• Internal Revenue Service (irs) Taxpayer Assistance Center
  Government Office
  77 K St NE, Washington
  (844) 545-5640
• International Air Transport Association (iata)
  Civic Organization
  900 19th St Nw Ste 600, Washington
  (202) 628-9292
• International Alliance For Responsible Drinking
  Charity Organization
  1015 18th St Nw Ste 708, Washington
  (202) 986-1159
• International Alliance For Responsible Drinking
  Social Or Community Service
  1225 19th St Nw Ste 500, Washington
  (202) 986-1159
• International Anti Counterfeit
  Civic Organization
  727 15th St NW, Washington
  (202) 223-6667
• International Arts & Artists
  Social Or Community Service
  9 Hillyer Ct NW, Washington
  (202) 338-0680
• International Association For The Study Of Pain (iasp)
  Charity Organization
  1510 H St Nw Ste 600, Washington
  (202) 856-7400
• International Association Of Color Manufacturers
  Non Governmental Association
  1101 17th St Nw Ste 700, Washington
  (202) 293-5800
• International Association Of Fire Fighters
  Labor Union
  1750 New York Ave Nw Ste 300, Washington
  (202) 737-8484
• International Association Of Iron Workers
  Labor Union
  1750 New York Ave NW, Washington
  (202) 383-4800
• International Association Of Women Judges (iawj)
  Charity Organization
  2000 M St Nw Ste 750c, Washington
  (202) 223-4455
• International Baccalaureate
  Civic Organization
  3950 Wisconsin Ave NW, Washington
  (301) 202-3000