Conference Call can support calling up to 6 numbers (including initiator) within one call.
Now, you can enjoy calling to multiple numbers at one call by using MPT’s Conference Call service.
What is Conference Call?
How to use Conference Call?
Firstly, you need to call first number and press Add Call button and make another call (up to 5 numbers). Then, press Merge Call button and can talk with all the numbers in a call.

“I love Conference Call service because it supports calling to my friends within one call and can talk at the same time.”