- UK South Pen Club
     - London UK Pen Club
     - Greater New York Pen & Ink Group

  UK
     - UK South West Pen Show
     - UK Eastern Pen Show
     - UK Northern Pen Show
     - UK Midland Pen Show
     - UK London Pen Show
     - UK Yorkshire Pen Show


 US
     - Philadelphia, PA Pen Show
     - Los Angeles, CA Pen Show
     - Baltimore, MD Pen Show
     - Little Rock, AR Pen Show
     - Long Island Pen Show
     - Atlanta, GA Pen Show
     - Chicago, IL Pen Show
     - Raleigh, NC Pen Show
     - New England Pen Show
     - Miami, FL Pen Show
     - Washington, D.C. Pen Show
     - San Francisco, CA Pen Show
     - Dallas, TX Pen Show
     - Denver, CO Pen Show
     - Michigan Pen Show
     - Columbus, OH Show Pen Show