| - | - | Robinson | Vevay | |
| - | KRBM | Robinson Aaf | Camp Robinson | |
| - | KRSV | Robinson Municipal | Robinson | |
| - | KRPJ | Rochelle Mun-Koritz | Rochelle | |
| JRC | - | Rochester Municipal Heliport | Rochester | |
| - | - | Rock | Tarentum | |
| - | KRBE | Rock Co | Bassett | |
| JVL | KJVL | Rock County Airport | Janesville | |
| - | KRRQ | Rock Rapids Municipal | Rock Rapids | |
| - | - | Rockford Municipal | Rockford | |
| - | - | Rockingham Co-Shiloh | Reidsville | |
| - | - | Rockingham-Hamlet | Rockingham | |
| - | - | Rockwall Municipal | Rockwall | |
| - | - | Rockwell City Municipal | Rockwell City | |
| RKW | KRKW | Rockwood Municipal Airport | Rockwood | |
| - | - | Rogers | Chester | |
| - | KFOT | Rohnerville | Fortuna | |
| - | - | Rolette | Rolette | |
| - | - | Rolla Municipal | Rolla | |
| VIH | - | Rolla National Airport | Vichy | |
| RFK | - | Rollang Field | Rolling Fork | |
| - | - | Rolle | Somerton | |
| FAL | - | Roma Falcon State Airport | Roma Falcon | |
| REO | KREO | Rome State Airport | Rome | |
| RFG | KRFG | Rooke Field | Refugio | |
| ROL | - | Roosevelt Airport | Roosevelt | |
| - | - | Roosevelt Memorial | Warm Springs | |
| - | - | Roosterville Airport | Liberty | |
| - | - | Rosalia Municipal | Rosalia | |
| - | - | Rosamond | Rosamond | |
| - | - | Rosaschi | Smith | |
| - | - | Roscommon Conservation | Roscommon | |
| HTL | KHTL | Roscommon County Airport | Houghton Lake | |
| STJ | KSTJ | Rosecrans Memorial Airport | Saint Joseph | |
| - | KRZT | Ross Co | Chillicothe | |
| - | - | Ross International Airport | Sweetgrass | |
| - | - | Rosser Ranch | Graham | |
| - | - | Rossettie | Manchester | |
| - | - | Rostraver | Monongahela | |
| RTD | - | Rotunda Airport | Rotunda | |
| - | - | Rough River State Park | Falls Of Rough | |
| - | - | Round Lake | Round Lake | |
| - | - | Round Valley | Covelo | |
| RPX | KRPX | Roundup Airport | Roundup | |
| - | - | Rountree | Hartselle | |
| RSX | - | Rouses Point Sea Plane Base | Rouses Point | |
| RWB | - | Rowan Bay Airport | Rowan Bay | |
| SRW | KRUQ | Rowan County Airport | Salisbury | |
| - | - | Roy | Grafton | |
| MIF | - | Roy Hurd Memorial Airport | Monahans | |