| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Unión | city | Santiago del Estero | Argentina | -29.41 | -62.79 | 830 | 1690 |
| Unión | city | Santa Fe | Argentina | -32.90 | -60.71 | 19 | 102139 |
| Unión | city | San Luis | Argentina | -35.15 | -65.95 | 1217 | 989 |
| Unión | city | Santa Fe | Argentina | -32.65 | -61.37 | 203 | 745 |
| Unión | city | Caldas | Colombia | 5.36 | -75.48 | 5987 | 11509 |
| Unión | city | Guanacaste | Costa Rica | 10.50 | -84.85 | 1833 | 3817 |
| Unión | city | Mayabeque | Cuba | 23.02 | -82.03 | 830 | 22049 |
| Unión | city | Matanzas | Cuba | 22.87 | -81.04 | 55 | 4172 |
| Unión | city | Mayabeque | Cuba | 22.80 | -82.02 | 101 | 37892 |
| Unión | city | Villa Clara | Cuba | 22.68 | -80.43 | 200 | 2669 |
| Unión | city | Matanzas | Cuba | 22.53 | -81.18 | 29 | 20571 |
| Unión | city | Pinar del Rio | Cuba | 22.28 | -83.43 | 39 | 5348 |
| Unión | city | Villa Clara | Cuba | 22.25 | -79.92 | 830 | 4168 |
| Unión | city | Sancti Spiritus | Cuba | 22.10 | -79.70 | 830 | 23498 |
| Unión | city | Ciego de Avila | Cuba | 21.93 | -78.90 | 328 | 2579 |
| Unión | city | Ciego de Avila | Cuba | 21.92 | -78.75 | 164 | 26405 |
| Unión | city | Santiago de Cuba | Cuba | 20.11 | -75.84 | 1669 | 69147 |
| Unión | city | Santiago de Cuba | Cuba | 20.03 | -75.97 | 1669 | 14224 |
| Unión | city | Los Rios | Ecuador | -1.65 | -79.52 | 830 | 13633 |
| Unión | city | Baja Verapaz | Guatemala | 15.20 | -90.17 | 5347 | 8777 |
| Unión | city | Atlantida | Honduras | 15.72 | -87.00 | 180 | 6696 |
| Unión | city | Nuevo Leon | Mexico | 25.33 | -99.58 | 830 | 604 |
| Unión | city | Tabasco | Mexico | 17.90 | -93.35 | 101 | 17115 |
| Unión | city | Yucatan | Mexico | 20.97 | -88.63 | 85 | 736 |
| Unión | city | San Pedro | Paraguay | -24.80 | -56.55 | 830 | 1542 |
| Unión | city | Loreto | Peru | -4.39 | -76.15 | 830 | 149 |
| Unión | city | Junin | Peru | -11.66 | -74.80 | 16788 | 1788 |
| Unión | city | Junin | Peru | -11.26 | -75.37 | 4189 | 1516 |
| Unión | city | Puerto Rico | United States | 17.99 | -66.55 | 13 | |
| Unión Barrios | city | Baja Verapaz | Guatemala | 15.20 | -90.17 | 5347 | 8777 |
| Unión Buena Vista | city | Chiapas | Mexico | 16.49 | -92.82 | 1850 | 4644 |
| Unión Buenavista | city | Chiapas | Mexico | 15.80 | -92.54 | 5193 | 3337 |
| Unión Buenavista | city | Chiapas | Mexico | 16.53 | -92.37 | 7549 | 10439 |
| Unión Buenavista | city | Chiapas | Mexico | 16.00 | -93.23 | 2509 | 1490 |
| Unión Buenavista | city | Chiapas | Mexico | 15.38 | -92.54 | 2624 | 10848 |
| Unión Buenavista | city | Chiapas | Mexico | 15.29 | -92.40 | 2828 | 7716 |
| Unión Campesina | city | Chiapas | Mexico | 16.16 | -92.36 | 2509 | 3725 |
| Unión Carrizal | city | Chiapas | Mexico | 15.63 | -93.30 | 62 | 2533 |
| Unión Cedral | city | Copan | Honduras | 15.00 | -89.10 | 3349 | 9309 |
| Unión Chocó | city | Embera-Wounaan | Panama | 8.10 | -77.61 | 173 | 298 |
| Unión Comunitaria Los Laureles | city | Guanajuato | Mexico | 21.17 | -101.63 | 6197 | 142829 |
| Unión Comunitaria de León | city | Guanajuato | Mexico | 21.15 | -101.65 | 6046 | 150196 |
| Unión Fernández | city | Matanzas | Cuba | 22.70 | -81.14 | 111 | 3061 |
| Unión Glaciar Airport | airport | -79.78 | -83.32 | 2461 | 0 | ||
| Unión Guadalupe | city | Chiapas | Mexico | 16.20 | -92.31 | 2509 | 3413 |
| Unión Hermosillo | city | Chiapas | Mexico | 15.30 | -92.55 | 1669 | 7731 |
| Unión Hidalgo | city | Oaxaca | Mexico | 16.47 | -94.83 | 75 | 15812 |
| Unión Hidalgo | city | Chiapas | Mexico | 17.36 | -92.60 | 2509 | 11095 |
| Unión Juárez | city | Chiapas | Mexico | 15.06 | -92.08 | 4265 | 15640 |
| Unión Juárez | city | Oaxaca | Mexico | 16.71 | -96.00 | 3349 | 1341 |
| Unión Juárez | city | Chiapas | Mexico | 17.39 | -92.63 | 830 | 10184 |
| Unión Juárez | city | Chiapas | Mexico | 16.13 | -91.93 | 5219 | 5309 |
| Unión Juárez | city | Chiapas | Mexico | 17.28 | -92.40 | 4189 | 11004 |
| Unión Juárez | city | Chiapas | Mexico | 16.12 | -93.56 | 4593 | 1490 |
| Unión Juárez | city | Chiapas | Mexico | 15.50 | -92.40 | 5869 | 6923 |
| Unión Juárez San Pedro | city | Oaxaca | Mexico | 16.74 | -95.99 | 3713 | 1341 |
| Unión Letero | city | Chiapas | Mexico | 15.50 | -92.45 | 5029 | 6919 |
| Unión Linda Vista | city | Oaxaca | Mexico | 16.35 | -97.76 | 944 | 3427 |
| Unión Mexicana | city | Chiapas | Mexico | 15.02 | -92.27 | 1669 | 36135 |
| Unión Miramar | city | Chiapas | Mexico | 14.94 | -92.35 | 377 | 33475 |
| Unión Modelo | city | Durango | Mexico | 24.55 | -105.54 | 7654 | 786 |
| Unión Moderna | city | Veracruz | Mexico | 18.81 | -97.19 | 4333 | 37294 |
| Unión Obrera | city | Veracruz | Mexico | 18.85 | -97.11 | 4189 | 72359 |
| Unión Obrera Campesina | city | Veracruz | Mexico | 18.84 | -97.14 | 4189 | 78771 |
| Unión Ocho | city | Holguin | Cuba | 20.76 | -75.98 | 127 | 22159 |
| Unión Palca | city | Junin | Peru | -11.18 | -75.39 | 4189 | 5168 |
| Unión Panamericana | city | Choco | Colombia | 5.28 | -76.63 | 344 | 2370 |
| Unión Paz y Progreso | city | Oaxaca | Mexico | 17.40 | -97.52 | 7923 | 1671 |
| Unión Pucusani | city | Junin | Peru | -10.95 | -74.97 | 2509 | 2715 |
| Unión Puyucum | city | Chiapas | Mexico | 17.10 | -92.51 | 1669 | 9173 |
| Unión Roja | city | Chiapas | Mexico | 15.05 | -92.22 | 1906 | 28888 |
| Unión San Lucas | city | Chiapas | Mexico | 15.51 | -92.32 | 5869 | 7018 |
| Unión Santeña | city | Cocle | Panama | 8.85 | -80.39 | 830 | 3648 |
| Unión Segunda Sección | city | Tabasco | Mexico | 18.43 | -93.36 | 3 | 14748 |
| Unión Shimashiro | city | Junin | Peru | -11.06 | -74.80 | 2509 | 3288 |
| Unión Toachi | city | Los Rios | Ecuador | -0.70 | -79.29 | 938 | 7366 |
| Unión Vieja | city | Guanacaste | Costa Rica | 11.15 | -85.47 | 265 | 1778 |
| Unión Villaflores | city | Chiapas | Mexico | 15.29 | -92.39 | 2509 | 7542 |
| Unión Y Progreso | city | Chiapas | Mexico | 16.67 | -92.93 | 1696 | 5767 |
| Unión de Coto | city | Puntarenas | Costa Rica | 8.60 | -83.05 | 75 | 3367 |
| Unión de Cárdenas | city | Oaxaca | Mexico | 17.28 | -98.01 | 6233 | 5513 |
| Unión de Guadalupe | city | Jalisco | Mexico | 20.57 | -102.70 | 5249 | 3745 |
| Unión de Guadalupe | city | Michoacan de Ocampo | Mexico | 20.32 | -101.96 | 5416 | 27209 |
| Unión de Liebres | city | Guanajuato | Mexico | 20.64 | -101.18 | 5869 | 43217 |
| Unión de Rodríguez | city | Durango | Mexico | 24.22 | -105.04 | 7857 | 894 |
| Unión de San Diego (San Dieguillo) | city | Guanajuato | Mexico | 20.86 | -101.44 | 5869 | 24413 |
| Unión de Tres Mezquites | city | Guanajuato | Mexico | 20.87 | -101.44 | 5869 | 27833 |
| Unión de Tula | city | Jalisco | Mexico | 19.96 | -104.27 | 4504 | 11285 |
| Unión y Libertad | city | Oaxaca | Mexico | 16.43 | -97.80 | 1082 | 2372 |
| Unión y Progreso | city | Sucumbios | Ecuador | 0.08 | -76.89 | 1669 | 22795 |
| Unión y Progreso | city | Esmeraldas | Ecuador | 0.29 | -79.31 | 830 | 3716 |
| Unión y Progreso | city | Durango | Mexico | 25.23 | -104.98 | 6079 | 298 |
| Unión y Progreso | city | Chiapas | Mexico | 16.48 | -93.32 | 2624 | 5215 |
| Unión y Progreso | city | Oaxaca | Mexico | 17.27 | -97.59 | 7595 | 8504 |
| Unión y Progreso | city | Oaxaca | Mexico | 17.00 | -97.75 | 4593 | 5629 |
| Unión y Progreso | city | Chiapas | Mexico | 15.91 | -93.50 | 318 | 0 |
| Unión y Progreso | city | Baja California Sur | Mexico | 27.62 | -113.37 | 249 | 149 |
| Unión y Progreso | city | Veracruz | Mexico | 18.80 | -97.18 | 4517 | 36680 |
| Unión y Progreso | city | Veracruz | Mexico | 18.87 | -97.11 | 4297 | 67839 |
| Unión y Progreso | city | Zacatecas | Mexico | 22.12 | -101.98 | 6778 | 5843 |