| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Racine | city | Iowa | United States | 42.47028 | -93.32917 | 1148 | 3589 |
| Radcliffe | city | Iowa | United States | 42.31528 | -93.43417 | 1190 | 715 |
| Rake | city | Iowa | United States | 43.48389 | -93.91861 | 1177 | 565 |
| Raleigh | city | Iowa | United States | 43.33944 | -94.86861 | 1453 | 4703 |
| Ralston | city | Iowa | United States | 42.04167 | -94.63278 | 1151 | 639 |
| Ramessa historical | city | Iowa | United States | 41.81389 | -90.40694 | 610 | 4233 |
| Randalia | city | Iowa | United States | 42.86306 | -91.88556 | 1105 | 689 |
| Randall | city | Iowa | United States | 42.23833 | -93.60056 | 1007 | 1524 |
| Randolph | city | Iowa | United States | 40.87306 | -95.56611 | 980 | 766 |
| Rands | city | Iowa | United States | 42.325 | -94.57861 | 1177 | 532 |
| Rathbun | city | Iowa | United States | 40.80111 | -92.88861 | 862 | 1714 |
| Ratna historical | city | Iowa | United States | 43.32778 | -93.55556 | 1295 | 1659 |
| Raymar | city | Iowa | United States | 42.45528 | -92.24 | 866 | 7090 |
| Raymond | city | Iowa | United States | 42.46889 | -92.21944 | 892 | 8667 |
| Readlyn | city | Iowa | United States | 42.70222 | -92.22528 | 1030 | 1166 |
| Reasnor | city | Iowa | United States | 41.57833 | -93.02306 | 748 | 1322 |
| Red Line | city | Iowa | United States | 41.71722 | -95.15083 | 1286 | 559 |
| Red Oak | city | Iowa | United States | 41.00972 | -95.22528 | 1059 | 6581 |
| Redding | city | Iowa | United States | 40.60472 | -94.3875 | 1053 | 562 |
| Redfield | city | Iowa | United States | 41.58944 | -94.19583 | 951 | 1289 |
| Redman historical | city | Iowa | United States | 41.96917 | -92.29917 | 846 | 1064 |
| Reeceville | city | Iowa | United States | 42.12667 | -90.29833 | 800 | 1198 |
| Reeve | city | Iowa | United States | 42.67222 | -93.26028 | 1200 | 1821 |
| Regency of Iowa Mobile Home Park | city | Iowa | United States | 41.22639 | -95.87222 | 974 | 45914 |
| Registry Park | city | Iowa | United States | 43.14583 | -93.25556 | 1200 | 10068 |
| Reilly Settlement | city | Iowa | United States | 43.15556 | -92.18056 | 1210 | 601 |
| Reinbeck | city | Iowa | United States | 42.32361 | -92.59917 | 967 | 1198 |
| Rembrandt | city | Iowa | United States | 42.82556 | -95.16611 | 1354 | 685 |
| Remicker historical | city | Iowa | United States | 42.47722 | -93.70139 | 1207 | 549 |
| Remsen | city | Iowa | United States | 42.81472 | -95.97306 | 1377 | 887 |
| Renwick | city | Iowa | United States | 42.82806 | -93.98083 | 1102 | 571 |
| Republic | city | Iowa | United States | 42.95111 | -92.39722 | 1076 | 1255 |
| Rexfield | city | Iowa | United States | 41.08167 | -92.95222 | 869 | 420 |
| Rhodes | city | Iowa | United States | 41.92556 | -93.18611 | 1010 | 908 |
| Riceville | city | Iowa | United States | 43.36389 | -92.55389 | 1233 | 594 |
| Riceville historical | city | Iowa | United States | 43.385 | -92.56306 | 1227 | 594 |
| Richard | city | Iowa | United States | 42.42778 | -94.52944 | 1194 | 722 |
| Richfield | city | Iowa | United States | 42.95028 | -92.0625 | 1151 | 888 |
| Richland | city | Iowa | United States | 41.18556 | -91.99278 | 751 | 753 |
| Richmond | city | Iowa | United States | 41.44972 | -91.69722 | 751 | 1902 |
| Rickardsville | city | Iowa | United States | 42.58333 | -90.88389 | 898 | 1917 |
| Ricketts | city | Iowa | United States | 42.12694 | -95.57472 | 1341 | 626 |
| Rider | city | Iowa | United States | 41.64417 | -93.76944 | 954 | 40550 |
| Ridgeport | city | Iowa | United States | 42.17694 | -93.91722 | 1151 | 845 |
| Ridgeview Park | city | Iowa | United States | 41.5925 | -90.60583 | 711 | 39107 |
| Ridgeway | city | Iowa | United States | 43.29778 | -91.9875 | 1197 | 573 |
| Ridley | city | Iowa | United States | 43.06472 | -91.50833 | 1151 | 1133 |
| Ridotto | city | Iowa | United States | 42.82944 | -94.67667 | 1236 | 923 |
| Riggs | city | Iowa | United States | 42.005 | -90.53 | 751 | 875 |
| Rinard | city | Iowa | United States | 42.33972 | -94.48833 | 1161 | 532 |
| Ringgold historical | city | Iowa | United States | 40.58389 | -94.19167 | 1118 | 605 |
| Ringsted | city | Iowa | United States | 43.29472 | -94.51139 | 1269 | 674 |
| Rippey | city | Iowa | United States | 41.93389 | -94.20111 | 1049 | 667 |
| Rising Sun | city | Iowa | United States | 41.59333 | -93.48139 | 935 | 20918 |
| Ritter | city | Iowa | United States | 43.24417 | -95.8225 | 1437 | 3662 |
| River Junction | city | Iowa | United States | 41.49056 | -91.49667 | 590 | 1534 |
| River Sioux | city | Iowa | United States | 41.80583 | -96.04611 | 1033 | 678 |
| Riverdale | city | Iowa | United States | 41.54444 | -90.45806 | 570 | 35273 |
| Riverside | city | Iowa | United States | 42.51889 | -96.48194 | 1108 | 21836 |
| Riverside | city | Iowa | United States | 41.47972 | -91.58111 | 633 | 2096 |
| Riverton | city | Iowa | United States | 40.68694 | -95.56833 | 1049 | 588 |
| Roberts | city | Iowa | United States | 42.42694 | -94.17417 | 1118 | 7329 |
| Robertson | city | Iowa | United States | 42.50639 | -93.12722 | 1174 | 1551 |
| Robins | city | Iowa | United States | 42.07111 | -91.66667 | 843 | 33204 |
| Robinson | city | Iowa | United States | 42.34194 | -91.57861 | 951 | 874 |
| Robison-Whitaker Acres | city | Iowa | United States | 41.92583 | -93.435 | 912 | 2765 |
| Rochester | city | Iowa | United States | 41.67389 | -91.15833 | 649 | 1237 |
| Rock Creek | city | Iowa | United States | 43.235 | -92.91861 | 1148 | 836 |
| Rock Falls | city | Iowa | United States | 43.2075 | -93.08444 | 1085 | 4314 |
| Rock Rapids | city | Iowa | United States | 43.42722 | -96.17556 | 1354 | 1409 |
| Rock Valley | city | Iowa | United States | 43.20528 | -96.29472 | 1246 | 1341 |
| Rockaway historical | city | Iowa | United States | 42.10306 | -90.41222 | 652 | 1282 |
| Rockdale | city | Iowa | United States | 42.46417 | -90.67833 | 711 | 51904 |
| Rockford | city | Iowa | United States | 43.05222 | -92.94833 | 1000 | 785 |
| Rockingham historical | city | Iowa | United States | 41.4825 | -90.63333 | 544 | 29337 |
| Rockton | city | Iowa | United States | 42.05306 | -92.83694 | 872 | 10945 |
| Rockville | city | Iowa | United States | 42.41861 | -91.14194 | 898 | 2832 |
| Rockwell | city | Iowa | United States | 42.98528 | -93.19167 | 1138 | 795 |
| Rockwell City | city | Iowa | United States | 42.39528 | -94.63361 | 1213 | 883 |
| Rodman | city | Iowa | United States | 43.02861 | -94.53083 | 1184 | 392 |
| Rodney | city | Iowa | United States | 42.20556 | -95.95222 | 1079 | 746 |
| Roelyn | city | Iowa | United States | 42.41361 | -94.35722 | 1161 | 738 |
| Rogers | city | Iowa | United States | 42.19667 | -91.57861 | 925 | 1401 |
| Rogersville | city | Iowa | United States | 42.10861 | -92.23139 | 964 | 593 |
| Roland | city | Iowa | United States | 42.16639 | -93.50167 | 1049 | 2733 |
| Rolfe | city | Iowa | United States | 42.81278 | -94.52667 | 1151 | 952 |
| Rolfe historical | city | Iowa | United States | 42.8375 | -94.47694 | 1177 | 858 |
| Rome | city | Iowa | United States | 40.98139 | -91.68222 | 570 | 774 |
| Rorbeck | city | Iowa | United States | 41.54806 | -95.13333 | 1249 | 582 |
| Roscoe | city | Iowa | United States | 41.02361 | -91.25972 | 787 | 1089 |
| Rose | city | Iowa | United States | 42.58194 | -90.69917 | 613 | 32594 |
| Rose Hill | city | Iowa | United States | 41.32194 | -92.46194 | 836 | 663 |
| Roselle | city | Iowa | United States | 42.00028 | -94.91528 | 1423 | 5344 |
| Rosendale | city | Iowa | United States | 42.21333 | -93.71806 | 1095 | 881 |
| Rosetta historical | city | Iowa | United States | 41.40972 | -92.36306 | 790 | 806 |
| Roseville | city | Iowa | United States | 43.00917 | -92.80972 | 1000 | 805 |
| Ross | city | Iowa | United States | 41.77417 | -94.91861 | 1400 | 1458 |
| Rosserdale | city | Iowa | United States | 41.40278 | -94.41417 | 1312 | 543 |
| Rossie | city | Iowa | United States | 43.01333 | -95.18833 | 1417 | 539 |
| Rossville | city | Iowa | United States | 43.18944 | -91.37556 | 1207 | 760 |
| Rough Woods Hill | city | Iowa | United States | 42.36083 | -93.20861 | 1056 | 770 |
| Rowan | city | Iowa | United States | 42.74083 | -93.5525 | 1207 | 504 |
| Rowley | city | Iowa | United States | 42.37 | -91.84389 | 958 | 741 |
| Roxie | city | Iowa | United States | 42.84806 | -92.4175 | 1076 | 868 |
| Royal | city | Iowa | United States | 43.06556 | -95.28361 | 1437 | 607 |
| Rubens Siding | city | Iowa | United States | 42.82083 | -94.57972 | 1187 | 938 |
| Rubio | city | Iowa | United States | 41.22111 | -91.9375 | 643 | 805 |
| Ruble | city | Iowa | United States | 42.80806 | -96.40944 | 1348 | 798 |
| Rudd | city | Iowa | United States | 43.12611 | -92.90556 | 1102 | 1041 |
| Runnells | city | Iowa | United States | 41.51111 | -93.35722 | 761 | 2145 |
| Rushville | city | Iowa | United States | 41.76028 | -92.94556 | 918 | 872 |
| Rusk | city | Iowa | United States | 42.66667 | -94.73639 | 1259 | 512 |
| Russell | city | Iowa | United States | 40.98194 | -93.19833 | 1010 | 532 |
| Russellville historical | city | Iowa | United States | 40.675 | -92.55361 | 951 | 789 |
| Russellville historical | city | Iowa | United States | 40.78278 | -91.64528 | 711 | 1001 |
| Ruthven | city | Iowa | United States | 43.12917 | -94.89889 | 1427 | 491 |
| Rutland | city | Iowa | United States | 42.75917 | -94.2975 | 1099 | 695 |
| Rutledge | city | Iowa | United States | 41.06111 | -92.42111 | 849 | 15122 |
| Ryan | city | Iowa | United States | 42.35139 | -91.48139 | 1000 | 908 |
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