Biggest Cities without an O: US,UK,France,Spain & Brazil

sources:https://en.wikipedia.org/wiki/List_of_United_States_cities_by_population; UK data (as per Jetpunk UK Biggest Cities): 2011 census, Population is the city population only, except for London which includes metropolitan boroughs data); https://en.wikipedia.org/wiki/List_of_communes_in_France_with_over_20,000_inhabitants; https://en.wikipedia.org/wiki/List_of_metropolitan_areas_in_Spain; https://en.wikipedia.org/wiki/List_of_largest_cities_in_Brazil