Recently, Thai logistics service providers have to face thechallenges of both domestic and global competition. Theyattempt to decrease the cost and improve the quality ofservice. The key service quality dimensions have beeninvestigated in many logistics service providers in orderto serve for their customers in this decade. Therefore, thisresearch explores to the concept of service quality in thelogistics service and gains more insight into the mostimportant dimensions for many services offering in orderthat the Thai logistic service provider can use theinformation to benefit for the company. This paperattempt to understand the interesting service qualitydimensions of manufacturers based on a study of 167respondents via a mail in Bangkok. The research foundthat the significant dimensions of all industries wereexpertise, trust, reliability, communication andserviceability, respectively. The least importantdimensions were the aesthetics, extra characteristics,style, behavior, and adaptability, respectively. Thelogistics service providers should concern thesedimension extraordinary and to improve only keydimension based on limited resources. The results can usebe a direction for the Thai logistic services companies toadd value and competency with service quality.