CLP has copies of city directories for Pittsburgh, Allegheny City, and some surrounding communities. Please provide the surname you would like searched, as well as the year(s) to search. We can search a maximum of 10 years per request.
Pittsburgh & Allegheny City directories (1813-1975)
Directories from 1815-1930 are available at HistoricPittsburgh.org and can be searched online.
Telephone Books – Pittsburgh & Allegheny County (1880-2012)