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Contact Mail Services

Customer Service
Keith Spalding Building (east lobby)
Mail Code 104-6
Pasadena, CA 91125
Fax: (626) 792-1627

Darrel Goudeau
Manager of Mail Services
(626) 395-6359
darrell.goudeau@caltech.edu




Post Office Window Services
8:30 a.m.–5:00 p.m., Monday–Friday (open during lunch)
(626) 395-6371

USPS Tracking
(800) 222-1811
tools.usps.com/go/TrackConfirmAction_input

Zip Code Look-Up

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FedEx Service Center
8:00 a.m.–4:00 p.m., Monday–Friday
(626) 395-6008

FedEx Tracking
(800) 238-5355
www.fedex.com/us/track



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Tech Express
12:00 p.m.–4:00 p.m., Monday–Friday
(626) 395-3703
Mail Code 100-54
(north side of Olive Walk, next to Lloyd House entrance)