If you're running for an office held by a Republican, try to get the supporter list of the last Democrat who ran for that seat. Other previous campaigns for city, county or congressional office can be cobbled together to cover a larger district (especially the parts that have strong Democratic preference).
The Department of Defense Activity Address Code (DoDAAC) is a six position code that uniquely identifies a Department of Defense unit, activity, or organization that has the authority to requisition, contract for, receive, have custody of, issue, or ship DoD assets, or fund/pay bills for materials and/or services.
http://www.dtic.mil/dtic/services/dtic_thesaurus/thesaurus.html Information Analysis Centers (IAC) Description: IACs are research and analysis organizations established by the DoD to support researchers, scientists, engineers and program managers with expertise in all areas of defense research and engineering.