CALIFORNIA
Desert Discovery Center [BLM], Barstow
Mojave River Valley Museum, Barstow
Mojave National Preserve
Old Spanish National Historic Trail
BLM Field Office, Barstow
Old Spanish National Historic Trail
Cesar Chavez National Monument
Visitor Center
Kern National Wildlife Refuge [USFWS]
Refuge Office
San Luis National Wildlife Refuge [USFWS]
Visitor Center
Stone Lakes National Wildlife Refuge [USFWS]
Refuge Office
Old Sacramento State Historic Park
Wells Fargo Museum
Pony Express National Historic Trail
Old Sacramento Visitor Center
Pony Express National Historic Trail
Rosie the Riveter WWII Home Front National Historical Park
Visitor Center
Don Edwards San Francisco Bay National Wildlife Refuge [USFWS]
Visitor Center
San Pablo Bay National Wildlife Refuge [USFWS]
Refuge Office
Point Reyes National Seashore
Bear Valley Visitor Center
Lassen Volcanic National Park
Kohm Yah-mah-nee Visitor Center
California National Historic Trail
Pacific Crest National Scenic Trail
Coleman National Fish Hatchery [USFWS]
Hatchery Office
Whiskeytown National Recreation Area
Visitor Center
Humboldt Bay National Wildlife Refuge [USFWS]
Visitor Center
Redwood National and State Parks
Thomas H. Kuchel Visitor Center
Prairie Creek Redwoods State Park Visitor Center
Crescent City Information Center
Hiouchi Visitor Center
Smith River National Recreation Area [USFS]
Visitor Center, Gasquet
OREGON
Rogue River-Siskiyou National Forest [USFS]
Cave Junction Ranger Station
Illinois Valley Visitor Center, Cave Junction
Oregon Caves National Monument and Preserve
William L. Finley National Wildlife Refuge [USFWS]
Visitor Center
Tualatin River National Wildlife Refuge [USFWS]
Visitor Center
WASHINGTON
Fort Vancouver National Historic Site
Visitor Center
Gifford Pinchot National Forest [USFS]
Lewis and Clark National Historic Trail
Oregon National Historic Trail
Mount St. Helens Visitor Center, Castle Rock
Mount St. Helens National Volcanic Monument [USFS]
Billy Frank Jr. Nisqually National Wildlife Refuge [USFWS]
Visitor Center
Mount Rainier National Park
Longmire Wilderness Information Center
Longmire Museum
[The museum building was closed due to emergency maintenance; so the stamps were temporarily moved to the Wilderness Information Center]
Henry M. Jackson Memorial Visitor Center at Paradise
OREGON
Columbia Gorge Discovery Center, The Dalles
Columbia River Gorge National Scenic Area [USFS]
Ice Age Floods National Geologic Trail
Crater Lake National Park
Steel Information Center
Pacific Crest National Scenic Trail
CALIFORNIA
Tule Lake National Monument
Visitor Center at Tulelake - Butte Valley Fairgrounds Museum
Tule Lake National Wildlife Refuge [USFWS]
Visitor Center
Lava Beds National Monument
Visitor Center
Modoc National Wildlife Refuge [USFWS]
Visitor Center
Mono Basin National Scenic Area [USFS]
Visitor Center
Inyo National Forest [USFS]
Mammoth Lakes Welcome Center
Devils Postpile National Monument
Manzanar National Historic Site
Visitor Center
Inyo National Forest [USFS]
Eastern Sierra Interagency Visitor Center, Lone Pine
Death Valley National Park
Furnace Creek Visitor Center
This page maintained by Jack D. Mount
Last updated: November 15, 2019
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