Snagajob.com - you can put in your zip code and find hourly jobs in your area.
or just walk to businesses and stop in find out. After searching for weeks, I finally found a job when I was in school just by simply stopping in a place that took my name and phone number.
You can also try the newspaper. or have let your parents and friend's parents know you are looking for a job - networking is the best way to find a job.
Good luck!