| Rains | 12,000 | Emory | Texas | Dallas-Fort Worth, TX | View → |
| Raleigh | 72,500 | Beckley | West Virginia | Charleston-Bluefield, WV | View → |
| Ralls | 10,800 | New London | Missouri | St. Louis, MO | View → |
| Ramsey | 11,600 | Devils Lake | North Dakota | Fargo, ND | View → |
| Ramsey | 560,000 | St. Paul | Minnesota | Minneapolis-St. Paul, MN | View → |
| Randall | 140,000 | Canyon | Texas | Amarillo, TX | View → |
| Randolph | 22,400 | Roanoke | Alabama | Atlanta, GA | View → |
| Randolph | 145,000 | Asheboro | North Carolina | Charlotte-Greensboro, NC | View → |
| Randolph | 24,500 | Winchester | Indiana | Indianapolis-Fort Wayne, IN | View → |
| Randolph | 25,000 | Moberly | Missouri | Kansas City, MO | View → |
| Randolph | 6,400 | Cuthbert | Georgia | Macon-Columbus, GA | View → |
| Randolph | 18,000 | Pocahontas | Arkansas | Paducah, KY | View → |
| Randolph | 32,500 | Chester | Illinois | St. Louis, MO | View → |
| Randolph | 28,000 | Elkins | West Virginia | Wheeling-Clarksburg-Parkersburg, WV | View → |
| Rankin | 155,000 | Brandon | Mississippi | Jackson, MS | View → |
| Ransom | 5,500 | Lisbon | North Dakota | Fargo, ND | View → |
| Rapides | 130,000 | Alexandria | Louisiana | New Orleans-Baton Rouge, LA | View → |
| Rappahannock | 7,500 | Washington | Virginia | Washington, DC | View → |
| Ravalli | 49,000 | Hamilton | Montana | Missoula-Billings-Butte, MT | View → |
| Rawlins | 2,500 | Atwood | Kansas | Wichita, KS | View → |
| Ray | 23,000 | Richmond | Missouri | Kansas City, MO | View → |
| Reagan | 3,800 | Big Lake | Texas | El Paso-Odessa, TX | View → |
| Real | 3,500 | Leakey | Texas | San Antonio-Corpus Christi, TX | View → |
| Red Lake | 4,200 | Red Lake Falls | Minnesota | Fargo, ND | View → |
| Red River | 8,500 | Coushatta | Louisiana | Shreveport, LA | View → |
| Red River | 12,300 | Clarksville | Texas | Shreveport, LA | View → |
| Red Willow | 11,000 | McCook | Nebraska | Lincoln, NE | View → |
| Redwood | 15,000 | Redwood Falls | Minnesota | Minneapolis-St. Paul, MN | View → |
| Reeves | 15,000 | Pecos | Texas | El Paso-Odessa, TX | View → |
| Refugio | 6,700 | Refugio | Texas | San Antonio-Corpus Christi, TX | View → |
| Reno | 65,000 | Hutchinson | Kansas | Wichita, KS | View → |
| Rensselaer | 160,000 | Troy | New York | Albany-Utica-Elmira, NY | View → |
| Renville | 2,300 | Mohall | North Dakota | Bismarck, ND | View → |
| Renville | 15,500 | Olivia | Minnesota | Minneapolis-St. Paul, MN | View → |
| Republic | 4,700 | Belleville | Kansas | Lincoln, NE | View → |
| Reynolds | 6,500 | Centerville | Missouri | Paducah, KY | View → |
| Rhea | 34,000 | Dayton | Tennessee | Knoxville-Chattanooga, TN | View → |
| Rice | 68,000 | Faribault | Minnesota | Minneapolis-St. Paul, MN | View → |
| Rice | 9,400 | Lyons | Kansas | Wichita, KS | View → |
| Rich | 2,500 | Randolph | Utah | Salt Lake City, UT | View → |
| Richardson | 8,000 | Falls City | Nebraska | Omaha, NE-Sioux City, IA | View → |
| Richland | 10,500 | Sidney | Montana | Bismarck, ND | View → |
| Richland | 16,000 | Olney | Illinois | Champaign-Peoria, IL | View → |
| Richland | 120,000 | Mansfield | Ohio | Cleveland-Youngstown, OH | View → |
| Richland | 430,000 | Columbia | South Carolina | Columbia, SC | View → |
| Richland | 16,000 | Wahpeton | North Dakota | Fargo, ND | View → |
| Richland | 19,000 | Rayville | Louisiana | Jackson, MS | View → |
| Richland | 17,500 | Richland Center | Wisconsin | Madison-La Crosse, WI | View → |
| Richmond | 44,000 | Rockingham | North Carolina | Charlotte-Greensboro, NC | View → |
| Richmond | 490,000 | Staten Island | New York | New York, NY | View → |
