Tags international roaming services Network operators allowed to negotiate international roaming charges Tuesday, May 30, 2017 Businesses will be allowed to negotiate with foreign partners to decide international roaming services starting June 1. Vinaphone reduces international roaming charges Thursday, Jun 19, 2014 Vinaphone, announced on June 18 that it will reduce rates for its international roaming services in Australia, Canada and United States, while making telephone calls back to Viet Nam.
