Sparks wrote:

> Each office has a DDI range:
> Office 1 1XX
> Office 2 2XX
> Office 3 3XX
> Office 4 4XX
>

> I would like to dial *020412 to get extension 412 in office 4
> I would like to dial *020212 to get extension 212 in office 2
> Etc..
>


> 0044???????+XXX
> (Replacing the ?'s with the first part of the number)
>
> Outbound Routing Dial Pattern
> *020|4XX
>
> If I Dial *020473, I get extension 473 ringing in office 4, so far so good!
>
> Now I want to add another office, but I am a bit stuck, as if I just do the
> same for the next office, I think I will get a conflict in my Trunk Dial
> Rules, as I will be trying to match three digits again.

Going on the assumption that each office has the same prefix '0044???????'.

Why not have your Outbound Routing Dial Pattern:
*020|XXX

And trunk:
0044???????+XXX