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27 building permits on record at this address. Filed in 2026.
HISTORIC & CFA Modernize 2 traction elevator in the Lauinger Library Building - new motors, new cab interior, new controller, new door equipment, new fixtures & other minor associa…
Property permit history pulled from Washington, District of Columbia public records. Permits show what work was authorized at 3700 O St NW, Washington, Dc 20057 and which contractor filed the application. Useful when you are buying a home, planning a renovation, or checking who pulled a permit at a property next door.