• S P Crater 2035 m
• Sacajawea Peak 2999 m
• Sacramento Peak 2821 m
• Saddle Butte 1700 m
• Saddle Mountain (Clatsop County, Oregon) 1002 m
• Saddle Peak-MT 2793 m
• Saddleback Horn 1232 m
• Saddleback Junior 1114 m
• Saddleback Mountain (Keene, New York) 1380 m
• Saddleback Mountain (Rangeley, Maine) 1256 m
• Sahale arm 2316 m
• Sahale Mountain 2586 m
• Saint John Mountain (California) 2056 m
• Salinas Peak 2733 m
• Salmon Mountain (California) 2122 m
• Salt Pond Mountain 1329 m
• Salvage Mountain 2507 m
• San Benito Mountain 1605 m
• San Carlos volcanic field 1000 m
• San Emigdio Mountain 2283 m
• San Felipe volcanic field 1585 m
• San Gabriel Peak 1878 m
• San Gorgonio 3505 m
• San Luis Peak 4272 m
• Sand Mountain 1664 m
• Sand Mountain (Nevada) 1603 m
• Sandia 3255 m
• Sandwich Mountain 1217 m
• Santa Clara Volcano 1465 m
• Santa Fe Baldy 3847 m
• Santa Rita Peak 1560 m
• Santanoni Peak 1404 m
• Santiago 1733 m
• Sarcee Mountain 2545 m
• Sassafras Mountain 1085 m
• Saviers Peak 3182 m
• Sawmill Mountain 2688 m
• Sawnee Mountain 1946 m
• Sawteeth (New York) 1265 m
• Sawtooth Peak 3762 m
• Scar Ridge 1150 m
• Schaffenaker Mountain 1488 m
• Schonchin Butte 1616 m
• Schroeder mountain 2116 m
• Scott Peak 1612 m
• Scott Peak 2691 m
• Scratchgravel Hills 1595 m
• Seahpo Peak 2268 m
• Seguam 1054 m
• Seguam Island 1054 m
• Segula 1153 m
• Segula Volcano 1153 m
• Semisopochnoi 1221 m
• Sentinel Dome 2476 m
• Sentinel Peak (Washington) 2009 m
• Sentinel Rock 2145 m
• Sepulcher Mountain 2939 m
• Seven Devils Mountains 2859 m
• Seven Fingered Jack 2767 m
• Seven Utes Mountain (Never Summer Range) 3477 m
• Seward Mountain (Montana) 2711 m
• Seward Mountain (New York) 1325 m
• Seymour Mountain (Franklin County, New York) 1247 m
• Shadow Peak 3269 m
• Shaheeya Peak 2445 m
• Sharktooth Peak 3548 m
• Shastina 3758 m
• Shawnee Peak, Colorado 3635 m
• Sheep Mountain (Flathead County, Montana) 2600 m
• Sheep Mountain (Teton County, Wyoming) 3426 m
• Shelburne Moriah Mountain 1138 m
• Sherburne Peak 2624 m
• Sherpa Peak 2623 m
• Shining Rock 1841 m
• Shining Rrock 1811 m
• Shiprock 2187 m
• Shishaldin 2857 m
• Shrewsbury Peak 1130 m
• Shriner Peak 1768 m
• Sierra Blanca 3659 m
• Sierra Grande 2658 m
• Signal Mountain (Vermont) 1027 m
• Signal Mountain (Wyoming) 2353 m
• Signal Peak 2744 m
• Silers Bald 1709 m
• Silver Peak 1708 m
• Silver Peak (El Dorado County, California) 2722 m
• Silver Run Peak 3658 m
• Silver Star Mountain 2705 m
• Silver Star Mountain (Skamania County, Washington) 1330 m
• Silverthrone 4030 m
• Sinopah Mountain 2521 m
• Sirretta Peak 3041 m
• Skyscraper Mountain 2157 m
• Slaughter Mountain 1322 m
• Sleepy Cat Peak 3306 m
• Slide Mountain 1274 m
• Slide Mountain (Ulster County, New York) 1280 m
• Sloan Peak 2388 m
• Sluiskin Mountain 2142 m
• Smiley Mountain 3508 m
• Smith Mountain (Death Valley) 1803 m
• Smith Peak (Tuolumne County, California) 2364 m
• Smoky Dome 3077 m
• Snake Mountain (North Carolina) 1696 m
• Snoqualmie Mountain 1914 m
• Snow Lake Peak 3394 m
• Snow Mountain (Franklin County, Maine) 1207 m
• Snow Mountain (Oxford County, Maine) 1153 m
• Snow Mountain East 2151 m
• Snow Valley Peak 2808 m
• Snowfield Peak 2544 m
• Snowgrass 2436 m
• Snowmass Mountain 4290 m
• Snowmass Peak 4151 m
• Snowshoe Peak 2663 m
• Snowy Mountain (New York) 1188 m
• Soda Lakes 1251 m
• Soda Mountain 1857 m
• Sonny Boy 2125 m
• Sonora Peak 3493 m
• Sourdough Mountain 1824 m
• South Arapaho Peak 4083 m
• South Bald Mountain 3355 m
• South Baldy (New Mexico) 3287 m
• South Brother 1210 m
• South Carter Mountain 1347 m
• South Creek Butte 2338 m
• South Crocker Mountain 1235 m
• South Dix 1240 m
• South Early Winters Spire 2380 m
• South Mount Hawkins 2372 m
• South Mountain (New Mexico) 2664 m
• South Saddle Mountain 1056 m
• South Sister Volcano 3157 m
• South Table Mountain (Colorado) 1926 m
• South Teton 3814 m
• South Twin Mountain (New Hampshire) 1494 m
• South Twin Sister 2134 m
• South Weeks 1184 m
• Southwest Hunter Mountain 1143 m
• Spanish Oak Mountain 1381 m
• Spaulding Mountain 1222 m
• Spearhead Peak 3088 m
• Specimen Ridge 2554 m
• Sperry Peak 1865 m
• Spider Mt 2524 m
• Spirit Mountain (Nevada) 1720 m
• Split Mountain 4285 m
• Split Mountain (Montana) 2680 m
• Spring Mountain 1759 m
• Springer Mountain 1153 m
• Spruce Knob 1482 m
• Spruce Mountain (Nevada) 3129 m
• Square Peak 2675 m
• Squaw Ridge Lava Field 1711 m
• Star Mountain 1676 m
• Static Peak 3445 m
• Static Peak 3445 m
• Static Peak (Colorado) 3832 m
• Steamboat Springs 1415 m
• Steamboat Springs, Nevada 1415 m
• Steens Mountain 2967 m
• Steins Peak 1742 m
• Stewart Peak 4262 m
• Stoney Indian Peaks 2850 m
• Storm King Mountain (Colorado) 2675 m
• Storm Peak 4062 m
• Stratton Mountain (Vermont) 1201 m
• Strawberry Mountain 2755 m
• Strawberry Peak 1879 m
• Street Mountain (New York) 1265 m
• Stripe Mountain 2743 m
• Sugar Mountain (North Carolina) 1596 m
• Sugar Pine Peak 1471 m
• Sugarloaf Mountain (Arizona) 1042 m
• Sugarloaf Mountain (Franklin County, Maine) 1295 m
• Sugarloaf Mountain (Greene County, New York) 1161 m
• Sugarloaf Peak 2110 m
• Sumas Mountain 1045 m
• Summit Mountain (Glacier National Park) 2673 m
• Summit Peak 4056 m
• Sunday River Whitecap 1017 m
• Sundial Peak 3146 m
• Sunlight Peak 4285 m
• Sunrise Mountain (Las Vegas) 1025 m
• Sunrise Peak (Arizona) 3437 m
• Sunset Crater 2447 m
• Sunshine Peak 4268 m
• Superstition Mountain 1542 m
• Survey Peak 2828 m
• Swasey Mountain 2947 m
• Swiftcurrent Mountain 2571 m
• Symmetry Spire 3219 m