There are many possiblities, Internet Calling with your PC is cheap, but not reliable as far as I know...
There are calling cards, I read here:
http://www.ui.ac.id/english/menu_statis ... munication
And there are companies offering cheaper calling...
Look here:
http://www.expat.or.id/sponsors/javazbu ... calls.html
I cannot find the normal prices for Telkom, but they offer International Calling in different variants.
001 as prefix
008 as prefix
017 as prefix, this is VOIP as far as I know....
A wealth of info from Wiki Travel:
Making international calls
Dial 017-(country code)-(area code, if any)-(telephone number)
Making long distance collect calls Dial 0871-(area code)
Connecting to the Internet
Dial 080989999 (from your modem)
Usercode telkomnet@instan password telkom
160 rupiah per minute.
TELKOM Calling Card access number Dial 168
Indonesian Yellow pages on the Internet
Go to
http://www.yellowpages.co.id
Telephone directory within current area code Dial 108
Telephone directory within other area code Dial 106
Telephone directory within specific area code Dial 0-(area code)-108
National telephone directory Dial 08091-108-108
Other information services Current time Dial 103
Information about TELKOM services Dial 162
Emergency numbers
Here is a list of emergency numbers in Indonesia (please note that while these numbers are accessible for free from all non-mobile telephones, they may not be accessible from mobile phones [for mobile phones, you'd better use international mobile phones emergency number, 112]) :
Police 110
Fire department 113
Ambulance 118