Visitor & Contact Information

We welcome all visitors! The Department of Chemistry main office is located in Room 201 of the GeoChemistry Building ("GeoChem") at 156 George Street, Providence. The office is open Monday - Friday from 8:30 AM - 5 PM (Summer: 8 AM - 4 PM). Please stop by the main office upon your arrival. 

Please note you may also enter through MacMillan Hall at 167 Thayer Street, Providence. 


Main Office Mailing & Shipping

GeoChem Building - view on BrownMaps
Room 201
156 George Street
Providence, RI  02912-9019
Telephone: 1-401-863-2321
Email: [email protected] 
MacMillan Hall entrance: 167 Thayer Street - view on BrownMaps

Department of Chemistry
Brown University
324 Brook Street
Box H
Providence, RI 02912



MacMillan Visit.jpg GeoChem Visit.jpg
MacMillan Entrance GeoChem Entrance 


Directions & Parking


On-street parking is available on streets surrounding the building. Visitors may also park in the visitor lot (pay lot), located on the top level of the Power Street Parking Garage at the corner of Power and Thayer Streets (101 Power Street, Providence).

More information on visitor parking.