Online Writing Lab at Purdue University
Purdue University Owl: Using Hyphens
Do you know when to use hyphens? Here's a resource that lists when to use hyphens in adjectives, in compound numbers, after prefixes, and in between line breaks with examples of each.
Capital Community College Foundation
Guide to Grammar and Writing: Hyphens
This site provides information on various uses for the hyphen with an emphasis on dividing words at the end of a line. For additional information, click on the link "Compound Words."
SUNY Empire State College
Empire State College: Hyphens
This site contains information regarding the correct use of the hyphen, along with examples. L.11-12.2a Hyphens
US Department of Education
Oeri Publications Guide: Dashes and Hyphens [Pdf]
This article contains information regarding the em-dash, the en-dash, and hyphens. Many examples are included. Site is extremely detailed and thorough.
English Plus+
Grammar Slammer: Hyphens Rules for Use
This site from Grammar Slammer offers links to each of the uses for hyphens where correct and incorrect examples are provided for each. L.11-12.2a Hyphens
Other
Exploring English: Hyphen Rules
This site contains a brief outline of the uses of the hyphen and provides examples.
Other
Blue Book: Hyphens
This site from The Blue Book of Grammar and Punctuation contains seven rules for correctly using the hyphen, along with examples for each of the rules.