Verenigde State van Amerika
- Pittsburg, plek aangewys deur die volkstelling in Lawrence County, Alabama
- Pittsburg, 'n stad in die graafskap Contra Costa, Kalifornië
- Pittsburg, Dorp Williamson County, Illinois
- Pittsburg, dorp in Crawford County, Kansas
- Pittsburg, 'n stad in Coos County, New Hampshire
- Pittsburg, stad in Pittsburg County, Oklahoma
- Pittsburg, dorp in Camp County, Texas