511 and 811 dialing now supported

Ooma now supports 511 and 811 dialing in most areas in the US and Canada.

Do all n11 numbers work (211, 311, 411, 511, 611, 711, 811, 911)? Or is it just 411, 511, 811, and 911?

311 and 411 were already supported.
211, 611, 711 are not supported.