THE PRESENT RESEARCH AIMED AT EVALUATING THE QUALITY OF E-LEARNING SERVICES OF SHAHID BEHESHTI UNIVERSITY IN 2010. FIRST, 67 SERVICE QUALITY ASSESSMENT CRITERIA WERE DETERMINED BASED ON THEORETICAL PRINCIPLES, COMMON MODELS OF E-SERVICES AND E-LEARNING IN HIGHER EDUCATION, AND EXPERTS’ INTERVIEWS. THEN, THE EXPLORATORY FACTOR ANALYSIS WAS USED TO CLASSIFY THE CRITERIA IN 10 DIMENSIONS OF FACULTY, REPUTATION, STAFF, EDUCATIONAL PLANNING, ACCESS, RESPONSIVENESS, COMMUNICATION, WEBSITE DESIGN, FEEDBACK, AND FLEXIBILITY. THE FINAL MODEL FOR THE QUALITY ASSESSMENT OF THE E-LEARNING COURSES WAS CONFIRMED USING THE CONFIRMATORY FACTOR ANALYSIS. DESCRIPTIVE STATISTICS, INFERENTIAL STATISTICS, AND CHEN AND HUANG’S FUZZY SPECTRUM WERE USED TO ANALYZE THE COLLECTED DATA. CONTENT VALIDITY WAS EVALUATED AND CONFIRMED BY E-LEARNING PROFESSORS AND IT PROFESSIONALS. THE CONSTRUCT VALIDITY WAS APPROVED USING FACTOR ANALYSIS, AND RELIABILITY WAS MEASURED BY CALCULATING CRONBACH’S ALPHA AS 84%. FUZZY ANALYTICAL NETWORK PROCESS, WAS USED TO CALCULATE THE RELATIVE WEIGHTS OF MULTIPLE CRITERIA AND TO IDENTIFY INTERDEPENDENCIES OF THE OBTAINED CRITERIA. THE CASE STUDY SHOWS HOW THIS APPROACH CAN BE USE TO ASSESS THE SERVICES QUALITY.