Poetry 180: A Poem a Day for American High Schools
Billy Collins, poet laureate of the United States, has compiled a list of poems that can be read aloud to students every day school is in session. Each poem, selected "with high school students in mind," has publishing and copyright information related to it, from the Library of Congress site.

American & English Poetry 1250-1920: This superb poetry site contains several collections of poetry including the Oxford Book of English Verse, Yale Book of American Verse, Modern British Poetry, Modern American Poetry, Metaphysical Lyrics, and Poems of the 17th Century, and the Golden Treasury. 

Poets
Use this site from The Academy of American Poets to search for poets and poetry, hear poems in the "Listening Booth," and locate information about National Poetry Month, celebrated every April. Includes news; an index of major poetry publishers, periodicals, and distributors; an events calendar; and tip sheets on setting up programs, events, and classes. "Poetry Awards" is a list of major American poetry awards with recent recipients. 

The Poetry & Literature Center of the Library of Congress 
Offers information on poetry awards and events at the Library of Congress, "cybercasts" of readings by the present poet laureate and previous ones, and a description of the library's Archive of Recorded Poetry & Literature. Also serves as the official site for the poet laureate of the United States, with a history of that position since 1937.

The Poetry Archive 
This British site offers audio files of "English-language poets reading their own work. Some are historic recordings, some have been made specially for the Archive." Browse by poet or name of poem. Includes videos of interviews with selected poets, lesson plans, access to the "Children's Poetry Archive," and links to poetry sites for students and to other material.