Contact Contact


For inquiries or to request additional information we can be reached by email or calling our corporate headquarters.


Business Development:

Investor Relations:


Clinical Trial Information Line: 866-330-0326 (toll-free within the U.S.) 617-575-7400 (International)

General information or other inquiries:

Alnylam Pharmaceuticals Cambridge

300 Third Street
3rd Floor
Cambridge, MA 02142
Tel: 617-551-8200
Fax: 617-551-8101

Get Directions to Alnylam

Visitor parking is at the Genzyme garage on 500 Kendall Street

Alnylam UK Ltd.

Regus House
Highbridge Industrial Estate
Oxford Road, Uxbridge
UB 8 1HR
Tel: +44 (0) 1895 876 100

Get Directions to Alnylam UK