Stewards of the iconic buildings and grounds of Capitol Hill since 1793.

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The U.S. Capitol Rotunda is a large, domed, circular room located 96 feet in diameter and 180 feet in height located in the center of the United States Capitol on the second floor.
The U.S. Capitol Rotunda is a large, domed, circular room 96 feet in diameter...

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A crowd of people visiting the Capitol during visitor hours
Visitor Hours for the Buildings on Capitol Hill.

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AOC members holding the Historic Preservation Award that they received
The Architect of the Capitol strives to perform all work at a high level of...

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U.S. Marine Band - Wednesday and some Thursday Evenings
U.S. Marine Band - Wednesday and some Thursday Evenings - The 2014 series of...

Service Requests

Service Requests

AOC electrician

Employees on Capitol Hill can find contact information and links here to their AOC superintendent's office to submit service requests. You must be using a computer connected to the Capitol Hill network to access these links.

202.228.8800
Monday-Friday 6:00 AM - 11:00 PM*
Saturday-Sunday 8:00 AM-4:30 PM* (*Will remain open if Congress is in session.)
202.225.4141
24 hours a day, seven days a week
202.224.3141
24 hours a day, seven days a week
202.707.5157
24 hours a day, seven days a week
Supreme Court Buildings and Grounds
202.479.3219
(no online work request available)