Equity Office Teleconference Alert; Third Quarter 2005 Earnings Investor Conference Call

Equity Office Properties Trust (NYSE:EOP) will be
hosting a conference call on Tuesday, November 1, 2005, at 9:00 AM
Central (10:00 AM Eastern, 8:00 AM Mountain, 7:00 AM Pacific) to
discuss the company's third quarter 2005 earnings. A press release
announcing EOP's third quarter results is expected to be issued before
market opens on November 1, 2005.
   The conference call telephone number is 888-283-0069. Participants
should dial in 15 minutes before the scheduled start of the call. The
pass code to access the call is "EOP." Participants calling from
outside of North America should dial 210-795-9226.
   A replay of the call will be available until 11:59 PM Central on
November 8, 2005, by calling 800-570-8799 (no pass code necessary). If
calling from outside North America, please call 203-369-3294.
   A live webcast of the conference call will be available in
listen-only mode at www.equityoffice.com and www.fulldisclosure.com.
The archived webcast will be available for 30 days after the call.
Windows Media Player software is necessary to listen to the webcast,
and may be downloaded free-of-charge at the websites listed above. The
webcast may also be accessed through other financial Web sites. Please
check your preferred finance channel for availability.

   Equity Office Properties Trust is the nation's largest publicly
held office building owner and manager.