This service allows user to call from one country using a toll-free number to another country and charged the call to the party that providing these toll-free numbers. Company can use this service to better serving their customer worldwide and providing hassle free customer service support to their customer. New businesses may be created by simply proving a ITFS number in a country for potential customers. Business associate or overseas branches will be better linked and working more efficiently if this service is utilized.

For example, an International Renown brand for luxurious goods base it's regional headquarter in Singapore. Franchisees or direct outlets in the region are getting support from Singapore office, ranging anything from sales order, sales enquiry, product availability, to schedule for repaired items etc. In order to provide better support, and maintain the service level of the company, the Singapore office actually provide a toll-free number for these enquiry to call in from a few major market in the region. This would not only improve the level of support but also enhance the company's image among the franchisees and outlets.

For this service, a one time setup and monthly subscription fee is applicable for every toll-free number. In additional, a prevailing calling rates depending on the countries calls originate from will be chargeable.