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ONS 35th Annual Congress
San Diego, California
May 13 - 16, 2010
  ONS 35th Annual Congress

We're sorry.
This event is now closed to new reservations.

Name/date changes, cancellations and new reservations may be handled directly with the official conference hotels beginning on April 27th. Offering of the ONS 35th Annual Congress negotiated discount rate for new reservations will be at the discretion of the hotel. Please note cancellation of your reservation within 72 hours of or failure to check in on your scheduled arrival date will result in one night's room and tax charge to the credit card provided as guarantee. In addition, the hotel may charge an early check out fee.

Or you may contact ARES housing system for citywide hotel availability at non-conference rates.



Toll free number: 1-888-330-9969.  

San Diego reservation center hours are (all times are Pacific)
Monday – Friday 6:00a to 11:00p
Saturday 7:00a to 10:00p
Sunday 8:00a to 9:00p

View an Existing ReservationPlease enter the last name and acknowledgement number of the reservation you wish to modify.

If you do not have your acknowledgement number, please click here.

ONS 35th Annual Congress

San Diego Convention Center
111 West Harbor Drive
San Diego, CA 92101

Thank you for your interest in attending our event! We have worked hard in preparation to ensure that your experience is as fulfilling and also as enjoyable as possible. We are very pleased that you will be joining us and look forward to seeing you soon.

San Diego Convention Center Housing Services is the official housing company for ONS 35th Annual Congress. Arrangements for housing must be made through the San Diego Convention Center Housing Services and not the hotel directly. All hotel reservations must be received by April 16, 2010 at 5:30PM CT. All guests must be registered for the conference. Register with ONS prior to booking your hotel accommodations. A hotel access code will be provided by ONS upon conference registration and is required to access the ONS block. Please note the Manchester Grand Hyatt is still accepting new reservations and name/date changes until August 26th After August 26th: The ONS housing block is closed and you are responsible for securing your own accommodations.

Hotel Contact Information:

Hilton San Diego Bayfront
1 Park Boulevard
San Diego CA 92101
Phone: 619-564-3333
Fax: 619-564-3344
Manchester Grand Hyatt San Diego
1 Market Place
San Diego CA 92101
Phone: 619-232-1234
Fax: 619-233-6464
Marriott Marquis San Diego Marina
333 West Harbor Drive
San Diego CA 92101
Phone: 619-234-1500
Fax: 619-234-8678
Omni San Diego Hotel
675 L Street
San Diego CA 92101
Phone: 619-231-6664
Fax: 619-231-8060