City-Data.com: New Providence, Iowa - Profiles housing, population demographics, jobs, weather and climate tables. Contains a list of area hospitals, schools, airports, radio and TV broadcast stations, charts and maps. - http://www.city-data.com/city/New-Providence-Iowa.html
New Providence, Iowa - Presents history and points of interest of this town that was platted in 1855. Contains black and white photograph. - http://hardincountyonline.com/newprovidence/
Wikipedia: New Providence, Iowa - Encyclopedia article highlights geography and demographics of this community in Hardin County. - http://en.wikipedia.org/wiki/New_Providence,_Iowa