Abstract:
Previously, telecommunication service in Thailand was made by state organizations; Telephone Organization of Thailand and Communications Authority of Thailand serviced by private companies under supervision of state organization. When two bills had been passed; Frequency Allocation Organization and Radio Television and Telecommunication Act, B.E. 2543 and Telecommunication Act, B.E. 2544 that made supervision transferred on Telecommunication including authority on telecommunication numbering allocation from both state enterprises to be under National Telecommunication Commission authority. Objective of this study is to analyze measurement of numbering allocation of NTC impact on TOT Public Company and to study numbering allocation of NTC comparing with method of foreign countries and the study found that numbering allocation of NTC impact to the Telephone Organization of Thailand that had been the supervisor and service provider and having interest from numbering allocation disappeared; for example, right of planning numbers including impact of service cost increase, impact to area of numbering allocation; etc. As the service provider, TOT with its indirect interest from being supervisor must encounter highly to the private sector must adapt itself more to survive in this situation. Trend of numbering allocation of National Telecommunication Authority, when compare with the foreign countries found that the trend has been in the same way; that is, to create competition in the market and manage the numbers allocation as the important resource effectively. Practically, the trend of NTC has increased more competition in market; however, on its effectiveness found that, proportion of the used number to the number allocated is still lower than 80% that showed the occupation of private sector is without consumption.