INS or Ins may refer to:

• Ins, Switzerland, a municipality
• Creech Air Force Base (IATA airport code INS)
• Indonesia, ITF and UNDP code INS
• INS Park, an entertainment complex in China

• Ins, a New World genus of bee flies
• INS, the gene for the insulin precursor

• Indian Newspaper Society
• International News Service, US, 1909–1958

• International Necronautical Society
• International Network Services Inc.
• International Neuroethics Society
• International Neuropsychological Society
• International Nuclear Services, UK

• Immigration and Naturalization Service, former US agency merged into DHS
• Institut National de la Statistique (disambiguation), statistics agencies in many Francophone countries
• National Institute of Statistics (Romania)

• Indian naval ship
• Israeli naval ship prefix

• <ins>...</ins> HTML block element indicating insertion
• Inertial navigation system
• Insert key marking on a computer keyboard

• The abbreviated plural of inches
• International Numbering System for Food Additives, adopted by the Codex Alimentarius Commission

• All pages with titles beginning with INS
• All pages with titles containing INS
• IN (disambiguation)