Membership has its benefits! Ellis County Teachers & Employees Federal Credit Union members have access to all the financial products, services and conveniences our credit union has to offer. Join us today—for all the benefits that membership offers. Our field of membership includes: Employees of Waxahachie ISD, Ennis ISD, Midlothian ISD, Red Oak ISD, Ferris ISD, Palmer ISD, Avalon ISD, Milford ISD, Maypearl ISD Employees of the City of Waxahachie, City of Ennis, City of Red Oak, City of Ferris Employees of Ellis County, Texas Persons retired as pensioners or annuitants from the above employment