COSM 2023 and all scientific sessions, posters, and exhibits will be held at the Hynes Convention Center. Evening Society events will be held at the Sheraton Hotel. 

COSM 2023 HEADQUARTERS
Hynes Convention Center
The Hynes Convention Center gives you industry-leading technology and services in the heart of Boston’s charming and historic Back Bay neighborhood.
Getting to the Hynes Convention Center

LOCAL TAXI COMPANIES
Boston Cab: 617.536.5010
City Cab: 617.536.5100
Independent Taxi (ITOA): 617.825.4000
Metro Cab: 617.782.5500
Top Cab: 617.266.4800
Town Taxi: 617.536.5000

AIR
COSM has arranged special meeting discounts on United Airlines. These special discounts are available by booking with United directly, through a travel agent, or online.

United Airlines
800-426-1122
7:00 am–9:00 pm CST; Monday–Friday
8:00 am–5:00 pm CST; Saturday–Sunday
ACS Z Code: ZMMQ
Agreement Code: 644077

Purchase your ticket online at united.com and receive a discount off the lowest applicable fares. When booking online, please enter ZMMQ644077 to receive your discount. Area/Zone fares based on geographic location are also available with no Saturday night stay required.

CAR RENTAL
Avis is designated as the official car rental company for COSM 2023. Special meeting rates and discounts are available on a wide selection of GM and other fine cars. To receive these special rates, be sure to mention your Avis Worldwide Discount (AWD) number when you call.

Avis Online Reservations
Phone: 800-331-1600
AWD Number: B169699