City-Data.com: Zwingle, Iowa
- Profiles housing, population demographics, jobs, weather and climate tables. Contains a list of area hospitals, schools, airports, radio and TV broadcast stations, photographs and maps.
- http://www.city-data.com/city/Zwingle-Iowa.html

Zwingle
- Provides a list of city government, utilities, education, churches, medical services and schools in this community located thirteen miles south of Dubuque.
- http://www.jacksoncountyiowa.com/zwingle.cfm

Wikipedia: Zwingle, Iowa
- Encyclopedia article covers geography and demographics of this community in Dubuque County.
- http://en.wikipedia.org/wiki/Zwingle,_Iowa

Mike's Antiques
- Restores, builds and refinishing antique furniture. Includes details of services, an inventory, photos and a map page.
- http://www.mikesantiques.com/