Summary of RCS and VoLTE Launches Market Operator Service Launch Date Inteconnected Launch Albania Vodafone RCS May-14 Argentina Claro (América Móvil) RCS Dec-13 Brazil Claro (América Móvil) RCS Dec-13 Canada Rogers VoLTE Mar-15 Colombia Claro (América Móvil) RCS Dec-13 Costa Rica Claro (América Móvil) RCS Dec-13 Czech Republic Vodafone RCS Jun-14 Czech Republic T-Mobile (Deutsche Telekom) VoLTE May-15 Dominican Claro (América Móvil) RCS Dec-13 Republic Ecuador Claro (América Móvil) RCS Dec-13 El Salvador Claro (América Móvil) RCS Dec-13 France Orange RCS Dec-13 Mar-15 France SFR (Vivendi) RCS Nov-14 Mar-15 Germany Telekom (Deutsche Telekom) RCS Dec-12 2012-2013 Germany Vodafone RCS Dec-12 2012-2013 Germany O2 RCS Apr-15 Apr-15 Germany Vodafone VoLTE Mar-15 Germany O2 VoLTE Apr-15 Greece Vodafone RCS Jun-14 Guatemala Claro (América Móvil) RCS Dec-13 Honduras Claro (América Móvil) RCS Dec-13 Hong Kong 3 (Hutchison) VoLTE May-14 Hong Kong csl (HKT) VoLTE Jul-14 Hong Kong SmarTone VoLTE Jul-14 Hungary Vodafone RCS Jun-14 Ireland Vodafone RCS May-14 Italy Vodafone RCS Dec-13 Japan NTT DOCOMO VoLTE Jun-14 Japan au (KDDI) VoLTE Dec-14 Japan SoftBank Mobile VoLTE Dec-14 Malta Vodafone RCS Jun-14 Mexico Telcel (América Móvil) RCS Dec-13 Netherlands Vodafone RCS Dec-13 New Zealand Vodafone RCS Jun-14 Nicaragua Claro (América Móvil) RCS Dec-13 Peru Claro (América Móvil) RCS Dec-13 Portugal Vodafone RCS Dec-13 Romania Vodafone RCS May-14 Romania Cosmote (OTE) RCS Jun-14 Romania Orange RCS Nov-14 Romania Vodafone VoLTE Nov-14 Singapore SingTel RCS Apr-15 Singapore SingTel VoLTE May-15 Singapore M1 VoLTE Apr-15 Singapore SingTel VoLTE May-14 Singapore StarHub VoLTE Sep-14 Slovakia T-Mobile (Slovak Telekom) RCS Jun-14 Slovakia Orange RCS Mar-15 South Africa Vodacom RCS Dec-13 South Africa Vodacom VoLTE Apr-15 South Korea KT RCS Dec-12 2013-2014 South Korea LG Uplus RCS Dec-12 2013-2014 South Korea SK Telecom RCS Dec-12 2013-2014 South Korea KT VoLTE Dec-12 South Korea LG Uplus VoLTE Dec-12 South Korea SK Telecom VoLTE Dec-12 Spain Movistar (Telefónica) RCS Dec-12 2012-2013 Spain Orange RCS Dec-12 2012-2013 Spain Vodafone RCS Dec-12 2012-2013 Turkey Vodafone RCS Dec-13 United Kingdom Vodafone RCS Dec-13 United States of Sprint (SoftBank) RCS Dec-13 America United States of *MetroPCS (Merged T-Mobile) RCS Dec-12 America United States of T-Mobile (Deutsche Telekom) VoLTE May-14 America United States of AT&T Mobility VoLTE Jun-14 America United States of Verizon Wireless VoLTE Sep-14 America United States of *MetroPCS (Merged T-Mobile) VoLTE Dec-12 America Table updated April 2015 *MetroPCS acquired by T-Mobile USA in 2013 .