[freefaler]

It's a solved problem. VoIP plus leased trunk lines by the a telco in the market you want to work at. You are limited to fixed set of numbers and you are "local" in the market you want to work at.

[ben_w]

That we can do better now isn't important to why something existed to be grandfathered-in in the first place.

Call centres were getting outsourced before e.g. Skype was a twinkle in the eyes of Priit Kasesalu and Jaan Tallinn.