Category:Pittsburgh by century
- 100 most populous cities of the United States
- 1–25
- Boston
- Chicago
- Columbus
- El Paso
- Houston
- Indianapolis
- Jacksonville
- Los Angeles
- New York City
- Oklahoma City
- Philadelphia
- Portland
- San Antonio
- San Diego
- San Francisco
- San Jose
- Seattle
- Washington, D.C.
- 26–50
- Arlington
- Atlanta
- Baltimore
- Bakersfield
- Detroit
- Fresno
- Las Vegas
- Miami
- Minneapolis
- Tulsa
- Wichita
- 51–75
- Jersey City
- Newark
- New Orleans
- Pittsburgh
- Saint Paul
- 76–100
- Baton Rouge
- Buffalo
- Fort Wayne
- Reno
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Subcategories
This category has the following 5 subcategories, out of 5 total.