Pittsburg Economic Development
- Includes a community calendar, city, and business information.
- http://www.pittsburgtexas.com/pages/economic_development

Pittsburg Hot Link Packers, Inc.
- Information about the hot links and their century of history, and online sales.
- http://www.pittsburghotlinks.net/

ChefMoz: Pittsburg
- Detailed restaurant listings and dining guide with reviews submitted by the public, and links to outside reviews. Search by name, cuisine, rating, or location.
- http://chefmoz.org/United_States/TX/Pittsburg/

Los Pinos Ranch Vineyards
- Includes photos, upcoming events, and hours.
- http://www.lospinosranchvineyards.com/

Hidden Village
- Gated development on Lake Bob Sandlin offering RV and cabin lots. Map of area and facilities, photos, and description.
- http://www.hiddenvillage.com/

Pittsburg Tractor,Inc.
- Services tractors, and sells tractors, parts and implements worldwide.
- http://www.pittsburgtractor.com

Pilgrim's Pride
- Producer and marketer of chicken and egg products for retail, foodservice, national restaurant chain, fastfood, export markets, with focus on further-processed and value-added products.
- http://www.pilgrimspride.com/