Dear Reciprocal Club Members,

The Cosmos Club is currently accepting lodging reservations and one-day guest passes for other services such as dining reservations.

Masks are optional for members, guests and visitors while in the building.

Reciprocal Club Privileges

Located in the heart of Washington, DC, the Cosmos Club is a haven of refined elegance and impeccable service, where guests experience old-fashioned warmth and tradition along with modern technology and amenities. A quick taxi or Metro ride, located just steps from the Club’s front door, connects visitors with the world-class attractions of the nation’s capital.

Members of reciprocal clubs may enjoy overnight accommodations in the luxurious, unique guest rooms of the Mansion, the newly renovated Hillyer House, or the Annex. Each overnight stay includes a full breakfast for two. Overnight parking is also available on the property for a fee.

Dining options at the Club include the Garden Dining Room for breakfast, lunch, dinner, and Sunday Brunch, and the Garden Bar, which offers an abbreviated menu throughout the day as well as a full list of wines and spirits. A variety of private rooms are also available for dinners, parties, weddings, receptions, and similar events.

Please take a minute to learn about all of the amenities available by looking through our website. To inquire about overnight room reservations, rates and availability, please call 202-387-7783 or send an e-mail to [email protected]. For dining room reservations please call 202-797-6443 (Monday-Saturday 9 am – 5 pm) or e-mail [email protected].

The Clubhouse and its facilities are open to members of reciprocal clubs daily from 7:00 am to 11:00 pm except New Year’s Day, Martin Luther King Day, President’s Day, Memorial Day, Juneteenth, July 4 or the day after if it falls on a Sunday, Labor Day, the Friday after Thanksgiving, Christmas Day, and December 26.

Our service motto at the Cosmos Club is “excellence through commitment.” We strive to provide all of our members and guests with service above the standard of quality at other distinguished private clubs. All of the Club’s employees are part of a select group of individuals who have the ability, character, and knowledge to work in one of the world’s most exclusive private clubs. Our courteous and qualified staff is waiting to serve you.