It appears as though HP has spun off their divisions in Electronics components to a new company "Agilent Technologies"

Hewlett-Packard
3000 Hanover Street
Palo Alto, CA 94304-1185 USA

Agilent Technologies
PO Box 10395
Palo Alto, CA 94303 USA
Phone: 1 877 424 4536
Web Site: www.agilent.com