| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Olcaklar | city | Bolu | Turkey | 40.90 | 31.87 | 3349 | 2831 |
| Olcalar | city | Imisli | Azerbaijan | 39.81 | 48.09 | 39 | 11193 |
| Olcastle | city | Meath | Ireland | 53.77 | -7.16 | 370 | 2501 |
| Olcea | city | Bihor | Romania | 46.68 | 21.98 | 830 | 3612 |
| Olcek | city | Ardahan | Turkey | 41.13 | 42.86 | 6709 | 2384 |
| Olcekli | city | Sivas | Turkey | 39.45 | 37.83 | 4333 | 1639 |
| Olcekli | city | Mus | Turkey | 39.16 | 41.28 | 5029 | 3552 |
| Olcektepe | city | Sanliurfa | Turkey | 37.02 | 38.34 | 1728 | 8156 |
| Olcenengo | city | Piemonte | Italy | 45.37 | 8.32 | 830 | 6573 |
| Olcha | city | Nord-Kivu | Congo (Dem. Republic of The)-(Zaire) | 0.74 | 29.65 | 3349 | 16447 |
| Olchalik | city | Andijon | Uzbekistan | 40.81 | 73.08 | 4189 | 26466 |
| Olchawa | city | Podkarpackie | Poland | 49.44 | 22.27 | 1669 | 4781 |
| Olchazor | city | Andijon | Uzbekistan | 40.85 | 71.85 | 1669 | 36950 |
| Olchibagh | city | Jammu and Kashmir | India | 33.96 | 74.94 | 5242 | 103905 |
| Olchin | city | Navoiy | Uzbekistan | 40.17 | 65.50 | 1135 | 2749 |
| Olchin | city | Namangan | Uzbekistan | 40.89 | 71.49 | 1669 | 24008 |
| Olchin | city | Farg`ona | Uzbekistan | 40.53 | 71.14 | 1669 | 14814 |
| Olching | city | Bayern | Germany | 48.21 | 11.33 | 1669 | 82792 |
| Olchinobod | city | Navoiy | Uzbekistan | 40.04 | 65.84 | 1669 | 16646 |
| Olchong-ni | city | Hamnam | Korea, Dem. Peoples Rep. of (North) | 40.90 | 128.85 | 3533 | 11026 |
| Olchorro Orogwa Ranch | city | Narok | Kenya | -1.10 | 35.20 | 5869 | 3813 |
| Olchovatka | city | Kaliningradskaya Oblast' | Russia | 54.50 | 22.30 | 318 | 775 |
| Olchow | city | Lubelskie | Poland | 51.23 | 23.25 | 830 | 3495 |
| Olchowa | city | Podkarpackie | Poland | 50.05 | 21.77 | 1023 | 10127 |
| Olchowa | city | Malopolskie | Poland | 49.92 | 20.44 | 990 | 10321 |
| Olchowa | city | Podkarpackie | Poland | 49.44 | 22.27 | 1669 | 4781 |
| Olchowaja | city | Luhans'ka Oblast' | Ukraine | 48.68 | 39.57 | 272 | 15020 |
| Olchowatka | city | Voronezhskaya Oblast' | Russia | 50.28 | 39.29 | 337 | 2831 |
| Olchowatka | city | Kaliningradskaya Oblast' | Russia | 54.50 | 22.30 | 318 | 775 |
| Olchowatka | city | Donets'ka Oblast' | Ukraine | 48.25 | 38.41 | 830 | 15985 |
| Olchowatka-marjewka | city | Voronezhskaya Oblast' | Russia | 50.28 | 39.29 | 337 | 2831 |
| Olchowca | city | Podkarpackie | Poland | 49.29 | 22.51 | 1856 | 1396 |
| Olchowce | city | Podkarpackie | Poland | 49.55 | 22.23 | 971 | 44088 |
| Olchowiec | city | Zachodniopomorskie | Poland | 53.59 | 15.80 | 830 | 3947 |
| Olchowiec | city | Lubelskie | Poland | 51.24 | 23.28 | 830 | 3286 |
| Olchowiec | city | Lubelskie | Poland | 50.93 | 22.92 | 830 | 3743 |
| Olchowiec | city | Lubelskie | Poland | 50.34 | 22.98 | 830 | 2811 |
| Olchowiec | city | Podkarpackie | Poland | 49.47 | 21.60 | 1669 | 2490 |
| Olchowiec | city | Podkarpackie | Poland | 49.29 | 22.51 | 1856 | 1396 |
| Olchowiec | city | Ternopil's'ka Oblast' | Ukraine | 48.56 | 26.15 | 830 | 7711 |
| Olchowitz | city | Plzensky Kraj | Czech Republic | 49.27 | 13.22 | 1814 | 2980 |
| Olchowka | city | Brestskaya Oblast' | Belarus | 52.99 | 26.16 | 830 | 1936 |
| Olchowka | city | Podlaskie | Poland | 52.85 | 23.83 | 830 | 1045 |
| Olchowka | city | Lubelskie | Poland | 51.56 | 23.11 | 830 | 1439 |
| Olchowka | city | Volyns'ka Oblast' | Ukraine | 50.53 | 24.93 | 830 | 3725 |
| Olchowo | city | Wielkopolskie | Poland | 52.18 | 17.95 | 269 | 4627 |
| Olchowy Rog | city | Rostovskaya Oblast' | Russia | 49.01 | 40.69 | 308 | 149 |
| Olchvarytag | city | Szabolcs-Szatmar-Bereg | Hungary | 47.78 | 21.62 | 830 | 7039 |
| Olchówki | city | Malopolskie | Poland | 50.15 | 19.61 | 1033 | 16890 |
| Olcnava | city | Kosicky | Slovakia | 48.93 | 20.76 | 1669 | 8756 |
| Olcola | city | Potosi | Bolivia | -20.58 | -65.72 | 10282 | 447 |
| Olcopampa | city | Apurimac | Peru | -13.85 | -72.58 | 12982 | 1781 |
| Olcot Falls Mobile Home Park | city | Vermont | United States | 43.68 | -72.31 | 374 | |
| Olcota | city | Potosi | Bolivia | -20.45 | -65.58 | 10104 | 447 |
| Olcott | city | California | United States | 38.28 | -121.82 | 16 | |
| Olcott | city | Kentucky | United States | 36.69 | -83.83 | 1669 | |
| Olcott | city | New York | United States | 43.34 | -78.71 | 246 | |
| Olcott | city | Texas | United States | 29.59 | -95.17 | 26 | |
| Olcott | city | West Virginia | United States | 38.23 | -81.72 | 862 | |
| Olcoz | city | Navarra | Spain | 42.67 | -1.68 | 1827 | 1544 |
| Olcs | city | Hunedoara | Romania | 46.22 | 22.57 | 830 | 2005 |
| Olcsa | city | Bihor | Romania | 46.68 | 21.98 | 830 | 3612 |
| Olcsva | city | Szabolcs-Szatmar-Bereg | Hungary | 48.09 | 22.33 | 377 | 10736 |
| Olcsvaapati | city | Szabolcs-Szatmar-Bereg | Hungary | 48.09 | 22.35 | 396 | 9130 |
| Olcuatitán | city | Tabasco | Mexico | 18.19 | -92.96 | 29 | 25242 |
| Olcuatla | city | Hidalgo | Mexico | 21.07 | -98.93 | 1778 | 8603 |
| Olcza | city | Malopolskie | Poland | 49.31 | 19.99 | 2831 | 27412 |