Wikipedia: Sonoita, Arizona
- Online encyclopedia article that provides information about the community.
- http://en.wikipedia.org/wiki/Sonoita%2C_Arizona

Irbinskas Training Stables
- Offering professional horse and rider training in dressage, gymkhana, and western pleasure. Information on the facility and trainers.
- http://www.horsetraineronline.com/

Squaretop Ranch Alpacas
- Describes the area and herd. Includes driving directions.
- http://www.squaretopranch.com/

Dos Cabezas Winery and Vineyard
- Provides online wine sales, and map to the tasting room.
- http://www.doscabezaswinery.com/

The Grasslands Bakery
- Cafe and bakery provides menu, photographs, and order form for breads and gift boxes.
- http://www.grasslandscafe.com/

Cafe Sonoita
- Varied menu including regional dishes and seafood. Provides sample menus, catering and special dinner events details.
- http://www.cafesonoita.com/

Sonoita Vineyards Estate Wines
- Estate wines from appellation Sonoita. Information on the wines, events and driving directions.
- http://www.sonoitavineyards.com/

Grand Adventures Ranch
- Includes bed and breakfast lodging, therapeutic boarding for horses, classes, library and blog.
- http://www.grandadventuresranch.com/

Canyon View Kennels
- Field dog training facility for all breeds of gun dogs. Also operates a game bird farm.
- http://www.canyonviewkennels.com/

Realty Executives
- Offers information for buyers and sellers, businesses for sale, testimonials and sales team members.
- http://www.sonoitaproperties.com/

Marsha Burden & Associates
- Offers information for buyers and sellers of homes and land.
- http://www.sonoita-realestate.com/

Michael J. Sweedo
- Certified latent print examiner and bloodstain pattern analysis. Includes qualifications, services, fees.
- http://www.dakotacom.net/~fingers/

Empire Ranch Foundation
- Empire Ranch Foundation supports the preservation and restoration of the historic headquarters buildings of the Empire Ranch, which date from 1870's and are located in scenic U.S. Las Cienegas National Conservation Area.
- http://www.empireranchfoundation.org/

Sonoita Realty
- A full service realty in the Sonoita area.
- http://www.sonoitarealty.com/

Sonoita Community
- This community website provides information about the region, including lodging, dining, local businesses and community activies.
- http://www.sonoitaaz.com/