|Headquarters||Melrose Park, Illinois|
|-||William W. Suther, Jr.|
|Main organ||Confidential Newsletter; Interplanetary Bulletin|
The Interplanetary Fellowship was an Illinois-based ufology organisation, established in the late 1950s by William W. Suther, Jr.. The fellowship published a membership newsletter, at first under the title Confidential Newsletter before being renamed Interplanetary Bulletin.