Below are the main call number sections in the library related to poetry in the English language. Browse the outline of Library of Congress call numbers related to Literature here.
PN 1010 - 1529 = Poetry (Theory; Special Subjects; History and Criticism)
PN 6099 - 6110 = General Poetry Anthologies
PR 1170 - 1230 = Collections of English Poetry
PS 301 - 326 and PS 580 - 619 = Collections of American Poetry
Works by individual poets (alongside related criticism) are shelved alphabetically by last name within the following sections, broken down by the time period in which the author wrote.
English Literature
PR 2199 - 3195 (1500-1640)
PR 3291-3785 (1640-1770)
PR 3991 - 5990 (1770-1900)
PR 6000 - 6049 (1900-1960)
PR 6050 - 6076 (1961-2000)
PR 6100 - 6126 (2001-present)
American Literature
PS 700 - 893 (17th and 18th centuries)
PS 991 - 3390 (19th century)
PS 3500 - 3549 (1900-1960)
PS 3550 - 3576 (1961-2000)
PS 3600 - 3626 (2001-present)