7, 10, & 11 Digit Dialing
From VTwiki
Unlike other VoIP service providers, with ViaTalk you can dial using either 7, 10, or 11 digits depending on whom you are calling.
To Configure & Use 7, 10, & 11 Digit Dialing:
1.7, 10, & 11 digit dialing is automatically configured on every ViaTalk account.

