International Association for the Study of Pain

Pain
The official journal of IASP

NINDS Central Pain Syndrome Information Page
From the National Institute of Neurological Disorders and Stroke (NINDS). This page specifies that NINDS is actively inviting grant applications for pain research.

Pain Research Institute
A charity based in the United Kingdom. David Bowsher is a senior research scientist with this organization.  

Central Pain Syndrome Alliance

The Relief of Pain and Suffering
An online exhibit in conjunction with the Symposium; 
"Pain and Suffering in History–Narratives of Science, Medicine and Culture," 13-14 March 1998. 

American Academy of Pain Medicine
The AAPM has an online membership directory of doctors who have joined this organization to share a special interest in treating pain. This directory might be a good resource when you're searching for a doctor to help treat your own pain.

American Chronic Pain Association

Animation of nerve systems involved in Central Pain 

Arachnoiditis Sufferers Action and Monitoring Society (ASAMS)

Pain Management Resources: from The Zero
An extensive collection of links on pain management from the Website of author and attorney Andrew Vachss.