Friends Office: 406-969-5380
1523 14th St. West, Ste. 2
Billings, MT 59102

Mailing Address:
P.O. Box 23535
Billings, MT 59104

Events and News


Our newsletter contains information about upcoming events at Pompeys Pillar National Monument, projects that we are working on, and future volunteer opportunities. To receive our emailed newsletters, you can become a member or a volunteer through our membership and volunteer pages.  For our most recent newsletter, click here.

You can visit virtually at PPNM Virtual Tour or visit our YouTube channel at PPNM YouTube for more information. You can also view or download the PPNM Brochure, PPNM Map, or PPNM Rack Card.

Please visit on Facebook or Instagram websites for more information!

Upcoming Events:

Volunteer Orientation: April 27th at 9 a.m.
Native Heritage Day: May 25th. 
National Trails Day: June 1st at 10 a.m.
Guest Speaker Dr. Keith Edgerton: July 6th at 11 a.m.
Signature Day: July 25th. 
Rock the Run!: September 15th


Contact Us:

Mail: PO Box 23535 Billings, MT 59104
Phone: (406)-969-5380