TOAST.net maintains several networks of redundancy to ensure our customers can always find the most reliable connection. For the average user, the network letters will not have any affect on their performance or ability to connect. Customers are able to connect to any TOAST.net access number.
If you experience performance problems on one network, selecting a number on a different network will often return different results.
If you are experiencing the same issue across multiple networks, it usually indicates an issue either with your local phone lines or your Internet settings. In this case, use this KB article to assist with increasing your line quality.