Open twitter and key in #palembangbo, #bispakpalembang, #bisyarpalembang
Will appear many profile of girls with feedback and local contact no.
Beware some can be many expensive..
https://twitter.com/search?q=%23palembangbo&src=typd
It applies to all major city in Indonesia, just switch the city name to the city that you are in.
Example #bispakmedan, #bispakjakarta
Hope it helps