Wholesale provider of A-Z termination and US DIDs. As the name implies, concentrates on offering quality wholesale A-Z service at rates you'd find hard to beat. Some of the features built-in to the service:

• Set your CID from the web console, or set it from your PBX.
• Add additional SIP peers as needed, set IP authentication from the web console.
• Control your concurrent calls limit (channels) from the web console.
• Choice of 3 routes: grey, standard, and premium.
• 6/6 billing (except Mexico).
• Prompt support (via email).
• No minimum usage currently. Minimum deposit to start only $50.
• Purchase credit via PayPal or Google Checkout.