116 Section 2D: Phone
Swap Between Two Calls
You can swap between calls only if the second call is incoming.
Tap to begin speaking with the call that's on hold.
Make a Conference Call
When you’re on a call, you can make a second call and create a three-way conference call,
provided that the service is available in your area. Please contact Sprint for more information.
Additional charges may apply and minutes in your mobile account may be deducted for
each call you make.