South Texas Development Council
- Association of local governments. Site includes information about programs and job opportunities.
- http://www.stdc.cog.tx.us/

Diocese of Laredo
- Roman Catholic. Information on bishop, mass schedules, schools, and diocese history.
- http://www.dioceseoflaredo.org

South Texas Regional Outlook
- Region covering a 16-county area from Del Rio to Laredo to McAllen to Brownsville.
- http://www.cpa.state.tx.us/ecodata/regional/stxborder/outlook.html

South Texas Library System
- Mission is to initiate and enhance the development of library resources and services in 26 counties of South Texas, and to provide programs to stimulate library awareness and use.
- http://stls.lib.tx.us/