Omega Delta Phi Fraternity has over 50 chapters and colonies in major universities spread out across the continental United States. Omega Delta Phi has multiple entities in many cities, such as Chicago, Dallas, San Antonio, and Houston.

Chapter	University	City	Region
Α	Texas Tech University	Lubbock, TX	Central Region
Β	University of Texas, El Paso	El Paso, TX	Southwest Region
Γ	University Of Arizona	Tucson, AZ	Southwest Region
Δ	Texas A&M University	College Station, TX	East Texas Region
Ε	Arizona State University	Tempe, AZ	Southwest Region
Η	Sam Houston State University	Huntsville, TX	East Texas Region
Θ	West Texas A&M University	Canyon, TX	Central Region
Ι	Northern Arizona University	Flagstaff, AZ	Southwest Region
Κ	New Mexico State University	Las Cruces, NM	Southwest Region
Λ	University of Washington	Seattle, WA	Northwest Region
Μ	Midwestern State University	Wichita Falls, TX	Central Region
Ξ	University of Oklahoma	Norman, OK	Central Region
Ο	University of Wisconsin, Parkside	Kenosha, WI	Midwest Region
Π	University of Houston	Houston, TX	East Texas Region
Ρ	Texas State University	San Marcos, TX	Central Texas Region
Σ	Southern Methodist University	Dallas, TX	North Texas Region
Τ	University Of Texas, Arlington	Arlington, TX	North Texas Region
Υ	Washington State University	Pullman, WA	Northwest Region
Χ	University Of Texas, Austin	Austin, TX	Central Texas Region
Ω	Memorial Chapter
ΑΑ	Northwestern University	Evanston, IL	Midwest Region
ΑΒ	Michigan State University	Lansing, MI	Midwest Region
ΑΓ	University Of Texas Pan American	Edinberg, TX	Central Texas Region
ΑΔ	University Of Texas, San Antonio	San Antonio, TX	Central Texas Region
ΑΖ	University of Wisconsin, Milwaukee	Milwaukee, WI	Midwest Region
ΑΗ	University of New Mexico	Albuquerque, NM	Southwest Region
ΑΘ	Oregon State University	Corvallis, OR	Northwest Region
ΑΚ	California State University Monterey Bay	Seaside, CA	Pacific Region
ΑΛ	Stephen F. Austin State University	Nacogdoches, TX	East Texas Region
ΑΜ	Texas A&M University, Kingsville	Kingsville, TX	Central Texas Region
ΑΝ	University of the Pacific	Stockton, CA	Pacific Region
ΑΞ	Baylor University	Waco, TX	North Texas Region
ΑΟ	University of Texas, Dallas	Dallas, TX	North Texas Region
ΑΠ	St. Mary’s University	San Antonio , TX	Central Texas Region
ΑΡ	Texas Southern University	Houston, TX	East Texas Region
ΑΣ	University of Illinois, Urbana-Champaign	Urbana, IL	Midwest Region
ΑΤ	Texas A&M International	Laredo, TX	Central Texas Region
ΑΥ	University of Florida	Gainesville, FL	East Coast Region
ΑΦ	University of Nevada, Las Vegas	Las Vegas, NV	Southwest Region
ΑΧ	University of North Texas	Denton, TX	North Texas Region
ΑΨ	University of California, Merced	Merced, CA	Pacific Region
ΑΩ	University of Oshkosh Wisconsin	Oshkosh, WI	Midwest Region
ΒΑ	Northeastern Illinois University	Chicago, IL	Midwest Region
ΒΒ	Cal State University, Dominguez-Hills	Carson, CA	Pacific Region
ΒΓ	Eastern Washington University	Cheney, WA	Northwest Region
ΒΔ	University of Nevada, Reno	Reno, NV	Pacific Region
ΒΕ	Texas Christian University	Forth Worth, TX	North Texas Region
ΒΖ	University of Utah	Salt Lake City, UT	Southwest Region
Colonies
	Eastern New Mexico University	Portales, NM	Central Region
	Loyola University of Chicago	Chicago, IL	Midwest Region
	University of Central Oklahoma	Oklahoma City, OK	Central Region
	University of Idaho	Moscow, ID	Northwest Region
	University of Illinois at Chicago	Chicago, IL	Midwest Region
	University of Wisconsin-Madison	Madison, WI	Midwest Region
	Wayne State University	Detroit, MI	Midwest Region