Southern Border

• Imperial County@
• San Diego County@

• Regional: United States: California: Cities 
• Regional: United States: California: Counties 

• California Association for Economic Development  - Southern border region list of members and their associated agencys for the region.
• California-Baja California Border Environmental Program  - This agency ensure that environmental issues are addressed on a multimedia basis, all Cal/EPA boards, departments and offices actively participate in the BEP.
• Department of Water Resources' Border Program  - Southern division border environmental program for water resources.
• Imperial County One Stop Business and Employment Services  - Employment centers for this agency cover Brawley, Calexico, El Centro East, El Centro West with satellite centers in Holtville, Imperial Valley College, Westmorland and Winterhaven.