General

EverythingPCB.com - www.everythingpcb.com
ISO (International Organization for Standardization) - www.iso.org
SMT net - www.smtnet.com
Underwriters Laboratories - www.ul.com

Industry Associations

California Circuits Association - www.calcircuits.org
EECA (European Electronic Component Manufacturers Association) - www.eeca.org
EIPC (European Institute of Printed Circuits) - www.eipc.org
IMAPS (International Microelectronics and Packaging Society) - www.imaps.org
IPC - Association Connecting Electronics Industries - www.ipc.org
JEBA (Japan Electronics Business Association) - www.jeba.org
SMTA (Surface Mount Technology Association) - www.smta.org

Publications

CircuiTree - www.circuitree.com
Circuits Assembly - www.circuitsassembly.com
Printed Circuit Design and Manufacture - www.pcdandm.com
Electronic Engineering Times - www.eetimes.com

Tradeshows

PCB West Design Conference - www.pcbwest.com
IPC Printed Circuits Expo - www.goipcshows.org
Nepcon 2007 - www.nepcon.co.uk