Avalanche Course Providers in the Eastern Sierra
Sierra Mountain Guides
312 N Main St.
Bishop, CA 93514
(760)648-1122
Sierra Mountain Center
200 S Main St.
Bishop, CA 93514
(760)873-8526
International Alpine Guides
P.O. Box 1416
Mammoth Lakes, CA 93546
(877)686-2546
Golden State Guiding
gsg.info@goldenstateguiding.com
(858)371-3113
Sierra Mountaineering International
236 N Main St
Bishop, CA 93514
(760) 872-4929