Phil McKerracher has brought this to us :[color=blue]
> I've been having trouble dialling an overseas company's voice conferencing
> system. I've tried several different low-tariff and VoIP carriers and none of
> them get through. Finally I tried a standard BT line and connected every time
> (but at a cost of 30p/min instead of 3p/min!).
>
> At first I thought the problem was congestion, but then I realised the
> problem is probably that the line has a non-standard tariff. I get similar
> results if I dial a "personal" 07050 number in the UK.
>
> This is a real pain. I have no idea which number ranges in overseas countries
> have non-standard tariffs. This must be a daily problem for some of the
> people who lurk here - what do you do about it? How do you work out
> least-cost routes for PBXs?
>
> I'm guessing most people either bar these calls completely, automatically
> divert to a BT line if the call fails, or require a PIN to be dialled to
> access them. What's usual?[/color]

What's the number you have been having problems with?