SLJJ is a long-distance telephone service between subscribers within a country. Usually the corresponding subscribers are located in different area codes.
A service that facilitates public to call TELKOMFree costumer without any charge, because the charge will burdened to destination number/TELKOMFree customer
Local calls constitute the primary telephone service from TELKOM, which connect different subscribers in an area less than 30 km or within a certain local area
This is a teleconference service through telephone lines for both fixed or mobile (audio conference) which has the ability of holding conversations up to 30 callers within one conference
