• Rabbit Mountain 2090 m
• Rabun Bald 1431 m
• Rainbow Peak 3015 m
• Ralston Peak 2815 m
• Rammell Mountain 3085 m
• Ranger Peak 3461 m
• Ranger Peak (California) 1549 m
• Ranger Peak (Idaho) 2687 m
• Raton-clayton 3350 m
• Raton-Clayton volcanic field 1550 m
• Rattlesnake Mountain 1004 m
• Rattlesnake Mountain, Benton County, Washington 1060 m
• Raynolds Peak 3325 m
• Razoredge Mountain 2612 m
• Recheschnoi 1984 m
• Red Butte 2232 m
• Red Cones 2748 m
• Red Eagle Mountain 2671 m
• Red Hill volcanic field 1897 m
• Red Kaweah 4182 m
• Red Lake Peak 3067 m
• Red Mountain 2914 m
• Red Mountain 3358 m
• Red Mountain (Cascades) 1792 m
• Red Mountain (Glacier County, Montana) 2858 m
• Red Mountain (Wyoming) 3102 m
• Red Peak 2837 m
• Red Shirt Table 1018 m
• Red Slate Mountain 4010 m
• Redcloud Peak 4278 m
• Redhorn Peak 2473 m
• Redondo Peak 3431 m
• Reed Peak 2293 m
• Regal Mountain 4220 m
• Rendezvous Mountain 3185 m
• Reuter Peak 2667 m
• Reynolds Mountain 2781 m
• Rich Mountain (Watauga County, North Carolina) 1445 m
• Rich Mountain Bald (Watauga County, North Carolina) 1634 m
• Richland Balsam 1954 m
• Rio Grande Pyramid 4213 m
• Rising Wolf Mountain 2900 m
• Roan High Knob 1916 m
• Roaring Mountain 2485 m
• Rock of Ages (Wyoming) 3321 m
• Rock Roll Peak 3188 m
• Rockchuck Peak 3397 m
• Rocky Mountain (Rockbridge County, Virginia) 1241 m
• Rocky Mountain (Ulster County, New York) 1069 m
• Rocky Peak Ridge 1338 m
• Rogers Peak 1130 m
• Rolling Thunder Mountain 3325 m
• Roof Butte 2994 m
• Rosebud Summit 1109 m
• Ross Peak 2744 m
• Round Bald 1776 m
• Roundtop 1871 m
• Roxy Ann Peak 1090 m
• Rubicon Peak 2799 m
• Ruby Dome 3471 m
• Ruby Mountain 2258 m
• Ruby Peak (California) 4020 m
• Rusk Mountain 1121 m
• Russian Butte 1561 m
• Russian Peak 2499 m
• Ruth Mountain 2166 m
• Ryan Peak (Idaho) 3570 m