Schools with Observatories

Agnes Scott College (GA)

Air Force Academy 

Alfred University (NY)

Augustana College (IL)

Boston University

Colgate University (NY)

Colorado College

Connecticut College (has an astrophysics major)

Dartmouth (NH)

Denison University (OH)

DePauw University 

Earlham College (IN)

George Mason

Georgetown

Gettysburg (PA)

Grinnell College (IA)

Guilford College (NC)

Haverford College (PA)

Lewis and Clark (WA)

Lycoming College (PA)

Northwestern University (IL)

Michigan State University

Oberlin (OH)

Pomona College

Smith College

Swarthmore College in Pennsylvania.

Trinity College, San Antonio, TX

UC Berkeley

University of Arizona in Tucson

University of Chicago - Chicago IL

University of CO - Boulder CO

University of Hawaii at Hilo

University of Michigan

University of New Mexico - Albuquerque, NM

University of Oregon.  http://pmo-sun.uoregon.edu/

University of Puget Sound

University of Toledo

University of Texas at Austin. They have the McDonald Observatory.

University of Wisconsin, Madison

Valparaiso University

Vassar

Wellesley College

Wesleyan University in Connecticut