13 - Patuxent River
14 - Webster Field
20 - Indian Head
21 - Stump Neck Annex
28 - NSWC/NSF Dahlgren
41 - JBAB Bolling
42 - Washington Navy Yard
43 - Naval Research Lab
46 - NSA Annapolis/USNA
47 - NSA Annapolis/USNA
50 - Bethesda Naval Hospital
52 - NSWC/NSF Carderock
