No idea about all the *wood properties I stayed at but Ws are easier: 21 total
W NYC
W New York Downtown
W Times Square
W Tuscany (no longer a W hotel)
W The Court (no longer a W hotel)
W Union Square
W Seattle
W Chicago City Centre
W Chicago Lakeshore
W New Orleans
W French Quarter
W Westwood
W Hollywood
W San Francisco
W San Diego
W Fort Lauderdale
W Mexico City
W Santiago
W Montréal
W Barcelona
W Hong Kong