| Name: | Central Oregon Astronomical Society |
| Address: | Central Oregon Environmental Center, 16 NW Kansas, Bend, OR 97701 USA |
| Contact: | Jerry Niehuser |
| Phone: | 503-382-5621 |
| Email: | jniehuser@kmx.com |
| URL: | |
| Members: | 45 members |
|
| Name: | Eugene Astronomical Society |
| Address: | P.O. Box 7264, Eugene, OR 97401 USA |
| Contact: | Sam Pitts |
| Phone: | 541-688-7330 |
| Email: | sampitts@comcast.net |
| URL: | |
| Members: | |
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| Name: | Mt. Hood Observatory Assn. |
| Address: | 29404 SE Dodge Park Blvd, Gresham, OR 97080 USA |
| Contact: | Robert Duke |
| Phone: | 503-663-9630 |
| Email: | |
| URL: | |
| Members: | |
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| Name: | Night Sky 45 Astronomy Club |
| Address: | 4000 Lancaster Drive NE | P.O. Box 14007 | Salem, Oregon 97309 |
| Contact: | David Kasnick |
| Phone: | |
| Email: | nsdave@nightsky45.com |
| URL: | |
| Members: | 60 |
|
| Name: | Northwest Astronomy Group |
| Address: | 55371 McDonald Rd., Vernonia, OR 97064 USA |
| Contact: | Sandy Mikalow |
| Phone: | 503-429-2430 |
| Email: | sandym@teleport.com |
| URL: | |
| Members: | 60 members |
|
| Name: | OMSI Harry C. Kendall Planetarium |
| Address: | 1945 SE Water Ave; Portland, Oregon 97214 |
| Contact: | |
| Phone: | 503-797-4000 or 503-797-4610 |
| Email: | JTodd@OMSI.edu |
| URL: | |
| Members: | Seats 200 |
|
| Name: | Rockford Amateur Astronomers, Inc. |
| Address: | ALCOR, 6804 Alvina Rd., Rockford, IL 61101 USA |
| Contact: | Barry Beaman |
| Phone: | 815-962-6540 |
| Email: | |
| URL: | |
| Members: | 52 members |
|
| Name: | Rose City Astronomers |
| Address: | Oregon Museum of Science and Industry, 1945 SE Water Ave., Portland, OR 97214-3354 USA |
| Contact: | Dale Fenske |
| Phone: | 503-255-2016 |
| Email: | fenske@uofport.edu |
| URL: | |
| Members: | 330 members |
|
| Name: | Southern Oregon Skywatchers |
| Address: | P.O. Box 4092, Medford, OR 97502
|
| Contact: | Mike Quilty, President |
| Phone: | 541-664-7907 |
| Email: | michaelquilty7907@msn.com |
| URL: | |
| Members: | 75 members |
|
| Name: | Umpaqua Amateur Astronomers |
| Address: | 3150 W. Military Ave., Roseburg, OR 97470 USA |
| Contact: | Paul Morgan |
| Phone: | 503-673-1081 |
| Email: | pmorgan@users.wizzards.net |
| URL: | |
| Members: | 18 members |
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