recommendation for SIP integration

Marcus Marinelli marcus at
Mon Jan 12 20:33:30 UTC 2009

I have used the CallWithUs guys ( and they seem to
very reasonable.

They have an emphasis on keeping things simple, and are happy to chat with
you on a technical level if needed.

On Mon, Jan 12, 2009 at 12:01 PM, Michael Holstein <
michael.holstein at> wrote:

>  Hi, I am looking for a solution where I can tie a US number to a SIP
>> solution. Has anyone had experience with this and if so can you make some
>> recommendations?
> I use Flowroute myself ( .. you can do single DIDs tied
> to a SIP peer, virtual PRIs, and a number of other things. You can even get
> a free account to test your setup. Here's the list of area codes they offer
> them in :
> I'm just using it for my personal Asterisk setup, so I'm not sure how they
> scale out. They claim to support thousands of simultaneous calls to most
> international destinations.
> Here's a link to a bunch of others :
> Cheers,
> Michael Holstein
> Cleveland State University

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