- 2 Western Union Telegraph Co.
- 2 Western White Lead Company
- 1 Westernport, Maryland
- 2 Westinghouse Air Brake Company
- 1 Westminster Bridge, London
- 1 Westmont, Illinois
- 1 Westmoreland Building
- 14 Westmoreland County, Pennsylvania
- 33 Westmoreland Street
- 2 Westview Street
- 1 Wetherill's Mill
- 1 Wethersfield, England
- 1 Weymouth, England
- 1 Weymouth, New Jersey
- 1 Weymouth, Nova Scotia
- 2 WFIL (Radio station : Philadelphia, Pa.)
- 1 Whaleboats
- 11 Whales
- 2 Whaling
- 2 Wharncliffe Works (Sheffield, England)
- 3 Wharton Railroad Switch Co.
- 3 Wharton School of Business
- 13 Wharton Street
- 8 Wharton, Joseph
- 1 Wharton, William Machine Shop
- 26 Wharves
- 21 Wheat
- 7 Wheat Sheaf Tavern
- 1 Wheat straw
- 1 Wheatley Dramatic Hall
- 5 Wheelbarrows
- 1 Wheelchairs
- 1 Wheeler & Wilson Manufacturing Co.
- 1 Wheeler, Burton K.
- 1 Wheeler, William A. (William Adolphus), 1833-1874
- 6 Wheelock & Thomas
- 27 Wheels
- 2 Wheelwrights
- 1 Whetham's Rope Factory
- 1 Whetstones
