International calling card services
Exceptional value and top routes with creative billing
At InverOak we are highly experienced at providing bespoke, branded international calling cards with extremely reliable, high quality telephone connections and routes between every continent from the northern territories to tropical islands and ships at sea. Using only the main and trusted carriers, we provide your customers with clear and reliable lines.
Use of creative billing such as call connection and termination charges, daily maintenance charges, free minutes, breakage (unused time) and the setting of a validity or expiry period, means you have the best tools to increase your margin and add value.
