Media
* Radiotelevisiun Svizra Rumantscha (previously Radio e Televisiun Rumantscha), a Swiss broadcasting company * '' Reformed Theological Review'', an Australian Protestant theological journal * Return to Ravnica, a ''Magic the Gathering'' block * '' Rome: Total Realism'', a complete modification pack for the computer game ''Rome: Total War'' * Rossiya 1 (previously RTR), a state-owned Russian television channel * RTRFM, a not-for-profit, community radio station based in Perth, Western AustraliaTechnology
* HP RTR, Reliable Transaction Router * Real-time recovery from an IT infrastructure failure * Remote transmission request on a CAN bus * Unix RTR, a real-time operating systemPlaces
* Remedios T. Romualdez, Philippines * Rochester railway station, Kent, England, National Rail station code * Russian Tea Room, New York City, USOther uses
* Advanced and retracted tongue root (ATR and RTR) in speech * Rent the Runway, an online dress rental service * Rigs-to-Reefs, converting oil rigs into artificial reefs *