Here are some "one-stop" career centers that can help you to be successful in your career and life:
Site directed by Kevin & Kay Marie Brennfleck. Contains a job bank, resume bank, free weekly email newsletter, articles on career planning, resumes, cover letters, social media and other aspects of your job search.
Career and job search information, sample resumes and cover letters, etc.
The official site of Richard Bolles' best selling book "What Color Is Your Parachute?" Here you find resources for finding jobs on the Internet, writing resumes, networking, etc.
This is a California-based website, funded by the California library system, has lots of great resources for job hunters and career changers including career advice, salary information and information on tapping into the hidden job market.
Describes itself as "the #1 Internet job search service for college students and recent grads." Besides being able to search for jobs, there are many esources for researching jobs, obtaining job hunting tips and recording a video resume.
Has a very large collection of career articles for college students, recent grads and those who have been in the career field for years.