North America

Butterflies of America
North American Butterfly Association
Butterflies and Moths of North America
Washington Butterfly Association
Butterflies of Dallas County – Dallas County Lepidopterists’ Society
Northwest Butterflies
Butterflies of Oregon
Keith Darby’s Big Butterfly Year Photos

Asia

Butterfly Circle
Learn About Butterflies
The Encyclopedia Website of Butterflies
North Thailand Birding’s Lepidoptera Page
Samui Butterlies
Thai Bugs
Srilanka Butterflies
Butterflies of Indo-China
Butterflies of Taiwan
Taiwan Butterflies Gallery

Africa

Tanzanian Butterflies

General Butterfly Information

Butterfly Glossary
List of all butterflies with common names.