Louis Armstrong New Orleans International Airport

Armstrong Whitworth Whitley, World War II bomber

Armstrong Williams, American political commentator

Armstrong County, Pennsylvania

Armstrong Whitworth, the British engineering conglomerate which became Vickers-Armstrong

Armstrong Whitworth Aircraft, a separate entity

Armstrong World Industries, a manufacturer of flooring, ceilings and cabinets

Armstrong, British Columbia

The Armstrongs, a British television series

Armstrong County, Texas

Armstrong, a character in the Valiant Comics comic book Archer & Armstrong

Armstrong, Iowa

Armstrong Group of Companies, a conglomerate begun in Armstrong County, Pennsylvania

Armstrong (surname), people with the surname Armstrong

Clan Armstrong, a Scottish clan from the border area between England and Scotland

Armstrong's axioms, a set of axioms used to infer all the functional dependencies on a relational database.

Armstrong Tunnel, in Pittsburgh, Pennsylvania

Armstrong, Missouri

Armstrong, Oklahoma

Armstrong, Florida

Armstrong, Illinois

Armstrong (crater), a lunar crater

Armstrong, Santa Fe

Armstrong cannon, a Rifled breech loader artillery piece

Armstrong Telephone Company, a telecommunications provider serving as a local exchange carrier in rural markets in West Virginia, Maryland, Pennsylvania and New York

Armstrong Audio, a British audio/hi-fi manufacturer

Armstrong, Victoria

Armstrong, Ontario

Armstrong, Texas

Armstrong Creek, a tributary of the Susquehanna River in Pennsylvania

Armstrong (automobile), an early English car

Thomas Armstrong, a character in An Experiment with an Air Pump (a play by Shelagh Stephenson).

Armstrong Atlantic State University, a public university in Savannah, GA