- 1 Wild, Solomon Frankford Woolen Mills
- 7 Wilde, Oscar, 1854-1900
- 4 Wilderness
- 3 Wilderness areas
- 1 Wildey Street
- 1 Wildlife
- 14 Wildwood, New Jersey
- 1 Wilhelm Hermes (Firm)
- 3 Wilkie, David, Sir, 1785-1841
- 1 Wilkinson & Snyder Woolen Yarn Factory
- 1 Will
- 1 Willbank Factory
- 1 William B. Hackenburg & Co.
- 2 William Barwick Hodge (1802-1805)
- 2 William Brownfield & Son
- 7 William Clowes and Sons
- 1 William H. Pearce Harry B. Yerger Attorneys at Law
- 1 William H. Wood, Attorney at Law
- 1 William Holzer (Firm)
- 1 William James Hogg & Co.
- 1 William Johnson (Firm)
- 1 William Kedward Dyeing Co.
- 2 William Lescaze and George Howe, architects
- 1 William M. Mackin, Tailor
- 2 William Nell, Sale Makers
- 5 William Penn Hotel
- 1 William Penn House
- 1 William Penn Tavern
- 1 William Penn Theatre
- 1 William Pepper (Monument)
- 1 William Seefeldt (Firm)
- 2 William Simpson & Sons
- 1 William W. Maull & Co.
- 1 William Wiler (Firm)
- 1 Williams & Ellis Lumber Yard
- 1 Williams, Ambrose
- 1 Williams, B. S.
- 2 Williams, Barney, 1824-1876
- 2 Williams, Barney, Mrs., 1828-1911
- 1 Williams, C.B. Tannery
