Abstract:
This research aims to 1) To study the quality of customer service of the National Telecommunication Public Company Limited, Ubon Ratchathan Province 2) To compare the quality of service classified by personal factors, including gender, age, occupation, education, income and status The sample group used in the research was 419 people. The tools used in the research were percentage, mean, standard deviation. T-test (t-test) F-test (F-test), one- way variance (One-way ANOVA) and comparison of pairwise means by Scheffe test. The research findings were as follows: 1) The results of the study of customer service quality of the National Telecommunication Public Company Limited overall were at the highest level of satisfaction in all aspects. It was found that the aspects that most affected the quality of service were in descending order of mean is the aspect of caring for service Service reliability customer response aspect Confidence in service 2) Comparison of differences classified by personal factors such as gender, age, status, occupation, education and income. Results of comparison of personal factors of the company's customers. National Telecommunication Public Company Limited, Ubon Ratchathani Province classified by sex, status and level of education were not different. The personal factors classified by age, occupation and income were different.