Final answer:
Chi Omega is generally part of the Panhellenic Council, which is the governing body for national women's sororities in colleges and universities.
Step-by-step explanation:
The Greek Council that Chi Omega is a part of is typically the Panhellenic Council, which is the umbrella organization for national women's sororities. Each university may have a specific council that governs its Greek life, so it's important to refer to your specific institution for the most accurate information. Chi Omega, being one of the largest and oldest women's fraternal organizations in the United States, is represented on college campuses nationwide and is typically associated with the sorority system within the Panhellenic Council.