The Career Clinic has a number of resources that may help if you're actively seeking a career change. The following sites include opportunities to list your resume, search posted job listings and receive e-mail notices of job opportunities.
4entertainmentjobs.com: Entertainment industry jobs, internships and career information.
CareerBank.com: Specializes in careers related to accounting and finance.
CollegeRecruiter.com: Job listings geared primarily to college students and recent college grads.
Freelance Work Exchange: Matchmaking service for freelancers and employers.
homeworkers.com: Resource site for people who work from home.
HotJobs: Job board.
HotResumes.com: Resume database.
JobBank USA: Specializes in providing career information--including job and resume database services to job candidates, employers and recruitment firms in the U.S. and worldwide.
Jobs In Sports: Job listings specifically related to sports.
ResumeZapper.com: E-mails your resume and cover letter to thousands of recruiters.
Sports Careers: Job board specializing in the sports industry.
USJobBoard.com: Online recruiting site.
Also, try this list of other career-related products and services.