On July 22, 2009 Item 1M of the consent calendar the city of wildomar by ordinance established voting districts.
Full Document can be Found at http://www.cityofwildomar.org/uploads/files/minutes/07-22-09-ca.pdf
Starting on page 110 of 219 of the pdf.
Included is a map Exhibit A
As wildomar has not grown substantially any new districts would more than likely look similar. A full description of the boundaries can be found in the link above.