Sentencing Guidelines Commission
  P. O. Box 40927
  Olympia, WA 98504-0927
  4565 7th Ave SE, 2nd Floor
  Lacey, WA 98504-0927
  Telephone (360) 407-1050
  Fax (360) 407-1043
 

For research and data questions:  research@sgc.wa.gov

For general questions:  coordinator@sgc.wa.gov