Customers in Sioux Falls, SD are unable to receive calls outside of the RingCentral network. You may hear a dial tone, however, you may not be able to receive phone calls outside the RingCentral network.
You should still be able to check your current voicemails, as well as make and receive calls from users within your RingCentral account (desktop and mobile).
We are still working with our carrier to resolve this and will have an update within thirty minutes.
Incident Start: 04/27/2015, 8:04am PST.
Updated: 04/27/2015, 10:30am PST.