AACOM colleges info
Generic medical student website     
Online pharmacopeia- good for students, residents, docs - This is a digital library of authoritative medical information for all students of medicine. - American Medical Student Association
Tips, Tactics and Truths: A Guide to Making the Most of Your Osteopathic Medical Education - Similar to, but offers wider variety of resources but less forums.  Offers links (advertisements) for loan consolidation, and loan repayment opportunities.

The National Institutes of Health (NIH) sponsors five Loan Repayment Programs; clinical research, clinical research for individuals from disadvantaged backgrounds, contraception and infertility research, health disparities, and pediatric research. Through these programs, the NIH repays up to $35,000 of education debt of those pursuing careers in biomedical and behavioral research.
This forum for pre-med students, medical students, residents, and attendings is a commonly used resource. There are school specific forums, COMLEX and USMLE preparation forums, blogs from medical students and residents, and much more.       
General website for residents         
Email AOA’s Council of Interns & Residents           
General website for residents
Opportunities website from AOA  
FREIDA website for allopathic residency applications