800 MHz Transition Administrator
c/o Squire Patton Boggs (US) LLP
8000 Towers Crescent Drive, 14th Floor
McLean, VA 22182
TEL: 888-800-8220
www.800ta.org

Department of Homeland (DHS) Office for Emergency Communications (OEC)
Department of Homeland Security (DHS)
1920 N St., N.W., Washington, DC 20036
TEL: 202-449-7180
www.dhs.gov/office-emergency-communications

Department of Homeland Security (DHS)
4601 N. Fairfax Dr.
Arlington, VA 22203
www.dhs.gov

Department of Homeland Security (DHS) Science & Technology Directorate (S&T)/First Responders Group
245 Murray Lane SW
Washington, DC 20528
TEL: 202-254-2385
www.dhs.gov/science-and-technology

Federal Aviation Administration (FAA)
800 Independence Ave. SW
Washington DC 20591
TEL: +1-202-366-4000/FAX: +1-202-267-5039
www.faa.gov

Federal Communications Commission (FCC)
445 12th St., SW
Washington, DC 20554
TEL: +1-202-418-0600/FAX: +1-202-418-2082
www.fcc.gov

First Responder Network Authority (FirstNet)
12201 Sunrise Valley Drive, M/S243
Reston, Virginia 20192
www.firstnet.gov

Joint Interoperability Test Command
3341 Strauss Ave., Ste. 236
Indian Head, MD 20640
TEL: 301-744-2602
jitc.fhu.disa.mil/index.aspx

National Telecommnications & Information Administration (NTIA)
1401 Constitution Ave. NW
Washington DC 20230
TEL: +1-202-482-7002/FAX: +1-202-219-2077
www.ntia.doc.gov

NTIA/Office of Spectrum Management
www.ntia.doc.gov/osmhome/osmhome.html