| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Ichubo | city | Province of KwaZulu-Natal | South Africa | -28.8333333 | 31.9333333 | 259 | 11209 |
| Ida | city | | South Africa | -31.4 | 26.55 | 5603 | 890 |
| Ida | city | | South Africa | -31.4 | 27.55 | 4438 | 1757 |
| Idas Valley | city | | South Africa | -33.9166667 | 18.9 | 662 | 23712 |
| Idasvallei | city | | South Africa | -33.9166667 | 18.9 | 662 | 23712 |
| Idlebe | city | Province of KwaZulu-Natal | South Africa | -28.1333333 | 31.3333333 | 2608 | 6668 |
| Idutywa | city | | South Africa | -32.1 | 28.3 | 2562 | 9178 |
| Idutywa River | city | | South Africa | -32.05 | 28.4166667 | 2608 | 9182 |
| Ifafa | city | Province of KwaZulu-Natal | South Africa | -30.4166667 | 30.5833333 | 682 | 13240 |
| Ifafa Beach | city | Province of KwaZulu-Natal | South Africa | -30.45 | 30.65 | 3 | 6602 |
| Igoda Mouth | city | | South Africa | -33.0833333 | 27.7666667 | 3 | 16272 |
| Ihluku | city | Province of KwaZulu-Natal | South Africa | -30.6333333 | 29.9833333 | 2529 | 6282 |
| Ikwezi La Maci | city | Province of KwaZulu-Natal | South Africa | -30.6166667 | 29.8166667 | 3579 | 7317 |
| Ilinge | city | | South Africa | -31.9666667 | 27.05 | 3530 | 5744 |
| Ilkley | city | | South Africa | -26.0333333 | 23.1833333 | 3467 | 990 |
| Illawarra | city | Free State | South Africa | -30.4166667 | 26.8833333 | 5095 | 490 |
| Illovo | city | Province of KwaZulu-Natal | South Africa | -30.1166667 | 30.85 | 3 | 73529 |
| Illovo Beach | city | Province of KwaZulu-Natal | South Africa | -30.1166667 | 30.85 | 3 | 73529 |
| Ilsley | city | | South Africa | -26.6833333 | 23.1166667 | 3356 | 1597 |
| Imbotje | city | | South Africa | -31.45 | 29.7333333 | 3 | 9460 |
| Imfume | city | Province of KwaZulu-Natal | South Africa | -30.1166667 | 30.75 | 725 | 55815 |
| Imhoff's Gift | city | | South Africa | -34.15 | 18.35 | 111 | 22750 |
| Imhoffʼs Gift | city | | South Africa | -34.15 | 18.35 | 111 | 22750 |
| Impaka | city | | South Africa | -31.95 | 28.9666667 | 990 | 11265 |
| Impendhle | city | Province of KwaZulu-Natal | South Africa | -29.6 | 29.8666667 | 4793 | 14976 |
| Impendhle Location | city | Province of KwaZulu-Natal | South Africa | -29.6 | 29.8666667 | 4793 | 14976 |
| Impendle | city | Province of KwaZulu-Natal | South Africa | -29.6 | 29.8666667 | 4793 | 14976 |
| Impenjati | city | Province of KwaZulu-Natal | South Africa | -30.9333333 | 30.2666667 | 239 | 15364 |
| Impetu | city | | South Africa | -32.6333333 | 28.1333333 | 1138 | 2935 |
| Impisi | city | | South Africa | -31.0833333 | 29.8833333 | 2070 | 12391 |
| Impolweni | city | Province of KwaZulu-Natal | South Africa | -29.4166667 | 30.4666667 | 2089 | 13877 |
| Imvani | city | | South Africa | -32.0333333 | 27.0833333 | 3251 | 3791 |
| Inadan | city | | South Africa | -26.0166667 | 27.95 | 4734 | 71835 |
| Inadi | city | Province of KwaZulu-Natal | South Africa | -28.8333333 | 30.6833333 | 3323 | 10589 |
| Inanda | city | | South Africa | -26.1166667 | 28.05 | 5511 | 197789 |
| Inanda | city | Province of KwaZulu-Natal | South Africa | -29.6 | 30.9166667 | 538 | 69812 |
| Inanda | city | Province of KwaZulu-Natal | South Africa | -29.6833333 | 30.9333333 | 1125 | 319235 |
| Inanda Seminary | city | Province of KwaZulu-Natal | South Africa | -29.7166667 | 30.9166667 | 1354 | 404897 |
| Inchanga | city | Province of KwaZulu-Natal | South Africa | -29.75 | 30.6666667 | 2664 | 19947 |
| Inchanga Park | city | Province of KwaZulu-Natal | South Africa | -29.7333333 | 30.6666667 | 2700 | 30913 |
| Indawana | city | Province of KwaZulu-Natal | South Africa | -29.9833333 | 29.45 | 5127 | 2980 |
| Indudutu | city | Province of KwaZulu-Natal | South Africa | -30.1833333 | 30.6166667 | 1509 | 19312 |
| Indwana | city | | South Africa | -31.6166667 | 27.5 | 4412 | 7785 |
| Indwe | city | | South Africa | -31.4666667 | 27.3333333 | 4166 | 3995 |
| Infanta | city | | South Africa | -34.4166667 | 20.85 | 3 | 439 |
| Ingogo | city | Province of KwaZulu-Natal | South Africa | -27.5666667 | 29.9 | 4107 | 2792 |
| Ingwavama | city | Province of KwaZulu-Natal | South Africa | -27.1333333 | 31.9833333 | 2122 | 4700 |
| Ingwavuma | city | Province of KwaZulu-Natal | South Africa | -27.1333333 | 31.9833333 | 2122 | 4700 |
| Inhlaxatia | city | Province of KwaZulu-Natal | South Africa | -28.1666667 | 31.25 | 3366 | 4748 |
| Inhlazatatje | city | Province of KwaZulu-Natal | South Africa | -28.1666667 | 31.25 | 3366 | 4748 |
| Inhlazatia | city | Province of KwaZulu-Natal | South Africa | -28.1666667 | 31.25 | 3366 | 4748 |
| Inhlazatje | city | Province of KwaZulu-Natal | South Africa | -28.1666667 | 31.25 | 3366 | 4748 |
| Inhluku | city | Province of KwaZulu-Natal | South Africa | -30.6333333 | 29.9833333 | 2529 | 6282 |
| Inhoek | city | | South Africa | -31.2 | 25.8166667 | 5052 | 439 |
| Inhoek | city | Free State | South Africa | -27.9833333 | 28.4166667 | 5488 | 1535 |
| Inkbos | city | | South Africa | -30.9166667 | 22.0833333 | 4107 | 75 |
| Inkruipsfontein | city | Free State | South Africa | -30.3666667 | 26.5 | 4373 | 470 |
| Inkumba | city | Province of KwaZulu-Natal | South Africa | -29.75 | 29.85 | 4186 | 16668 |
| Inkunzana | city | Province of KwaZulu-Natal | South Africa | -28.7666667 | 31.6666667 | 626 | 20966 |
| Innesdale | city | | South Africa | -25.7166667 | 28.2166667 | 4225 | 60873 |
| Innistore | city | | South Africa | -31.3666667 | 27.6166667 | 4517 | 972 |
| Insikeni | city | | South Africa | -30.1333333 | 29.5833333 | 3999 | 7102 |
| Insizwa | city | | South Africa | -30.7333333 | 29.25 | 4747 | 9206 |
| Insuzi | city | Province of KwaZulu-Natal | South Africa | -29.3666667 | 30.9333333 | 2362 | 22962 |
| Intsimbini | city | | South Africa | -31.6 | 29.3333333 | 958 | 11676 |
| Inxu Drift | city | | South Africa | -31.2166667 | 28.6333333 | 3057 | 7941 |
| Inyamane | city | Province of KwaZulu-Natal | South Africa | -27.1833333 | 32.0833333 | 482 | 4530 |
| Inyamane Store | city | Province of KwaZulu-Natal | South Africa | -27.1833333 | 32.0833333 | 482 | 4530 |
| Inyanyadu | city | Province of KwaZulu-Natal | South Africa | -27.9666667 | 30.2666667 | 3841 | 29059 |
| Inzinga | city | Province of KwaZulu-Natal | South Africa | -29.5166667 | 29.6833333 | 6227 | 2233 |
| Iona | city | Free State | South Africa | -30.4833333 | 25.7833333 | 4593 | 406 |
| Iowa | city | | South Africa | -26.9833333 | 24.1333333 | 4412 | 397 |
| Ireagh | city | | South Africa | -24.85 | 31.35 | 1568 | 15595 |
| Irene | city | | South Africa | -29.45 | 22.15 | 3448 | 229 |
| Irene | city | | South Africa | -25.8688889 | 28.2163889 | 4822 | 68704 |
| Irisdale | city | | South Africa | -32.7666667 | 28.2333333 | 3 | 598 |
| Ironside | city | | South Africa | -26.5166667 | 27.9 | 5039 | 37704 |
| Ironstone | city | | South Africa | -31.7666667 | 28.8166667 | 1637 | 11371 |
| Ironstone | city | | South Africa | -24.8666667 | 29.9833333 | 3435 | 12203 |
| Isabel | city | Free State | South Africa | -29.1 | 26.0666667 | 4543 | 6364 |
| Isandlwana | city | Province of KwaZulu-Natal | South Africa | -28.8 | 29.15 | 3868 | 17465 |
| Isando | city | | South Africa | -26.15 | 28.2 | 5593 | 138911 |
| Ishogwe | city | Province of KwaZulu-Natal | South Africa | -27.4333333 | 32.3666667 | 209 | 5474 |
| Isidenge Bosboustasie | city | | South Africa | -32.6666667 | 27.2833333 | 2942 | 11761 |
| Isidule | city | | South Africa | -25.8166667 | 28.4166667 | 4455 | 16676 |
| Isihlite | city | | South Africa | -31.4 | 29.4666667 | 1916 | 11292 |
| Isihlito | city | | South Africa | -31.4 | 29.4666667 | 1916 | 11292 |
| Isilindini | city | | South Africa | -31.0833333 | 29.1666667 | 2519 | 9853 |
| Isinembe | city | Province of KwaZulu-Natal | South Africa | -29.4666667 | 31.0833333 | 1210 | 23424 |
| Isinuka | city | | South Africa | -31.5833333 | 29.4666667 | 318 | 11569 |
| Isipingo | city | Province of KwaZulu-Natal | South Africa | -29.9833333 | 30.9333333 | 42 | 216461 |
| Isipingo | city | Province of KwaZulu-Natal | South Africa | -29.9833333 | 30.95 | 49 | 216461 |
| Isipingo Beach | city | Province of KwaZulu-Natal | South Africa | -29.9833333 | 30.95 | 49 | 216461 |
| Isipingo Village | city | Province of KwaZulu-Natal | South Africa | -29.9833333 | 30.95 | 49 | 216461 |
| Isityam | city | | South Africa | -32.25 | 28.1166667 | 2342 | 15223 |
| Island View | city | Province of KwaZulu-Natal | South Africa | -29.8833333 | 31.0333333 | 0 | 108528 |
| Islay | city | Province of KwaZulu-Natal | South Africa | -29.8166667 | 30.4666667 | 2063 | 9488 |
| Islington | city | Province of KwaZulu-Natal | South Africa | -30.1666667 | 29.9 | 2463 | 5060 |
| Isnuka | city | | South Africa | -31.5833333 | 29.4666667 | 318 | 11569 |
| Ispongo | city | Province of KwaZulu-Natal | South Africa | -30.1666667 | 30.8 | 147 | 15956 |
| Itafamsa | city | Province of KwaZulu-Natal | South Africa | -29.5333333 | 30.8666667 | 1719 | 47390 |
| Itireleng | city | | South Africa | -26.7666667 | 23.95 | 4206 | 1125 |
| Itireleng | city | | South Africa | -27.5833333 | 24.75 | 3556 | 8320 |
| Itsoseng | city | | South Africa | -26.0666667 | 25.8833333 | 4849 | 6980 |
| Ivanhoe | city | | South Africa | -31.4666667 | 26.6833333 | 5052 | 525 |
| Ivanhoe | city | Province of KwaZulu-Natal | South Africa | -30.3833333 | 30.1833333 | 2791 | 14159 |
| Ivaura Estates | city | | South Africa | -25.55 | 31.6166667 | 1578 | 2485 |
| Ivydale | city | | South Africa | -23.9333333 | 29.4333333 | 4399 | 1279 |
| Ixopo | city | Province of KwaZulu-Natal | South Africa | -30.15 | 30.0833333 | 2969 | 2216 |
| Izeleni | city | | South Africa | -32.7333333 | 27.3666667 | 1791 | 18309 |
| Izingolweni | city | Province of KwaZulu-Natal | South Africa | -30.7833333 | 30.1333333 | 2070 | 15742 |
| Izitende | city | | South Africa | -27.3333333 | 31.5833333 | 895 | 11662 |
| Izotsha | city | Province of KwaZulu-Natal | South Africa | -30.7833333 | 30.3833333 | 337 | 12855 |