| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Seco | city | Uige | Angola | -7.93 | 15.95 | 3392 | 2086 |
| Seco | city | Malanje | Angola | -10.64 | 17.53 | 3553 | 1639 |
| Seco | city | Tucuman | Argentina | -27.27 | -65.56 | 1177 | 24244 |
| Seco | city | Mato Grosso | Brazil | -15.67 | -56.53 | 830 | 0 |
| Seco | city | Valle del Cauca | Colombia | 3.50 | -76.47 | 2509 | 62991 |
| Seco | city | Nimba | Liberia | 7.07 | -8.74 | 1003 | 3081 |
| Seco | city | Chihuahua | Mexico | 27.63 | -106.02 | 5869 | 149 |
| Seco | city | Chihuahua | Mexico | 27.05 | -105.02 | 5029 | 513 |
| Seco | city | Chihuahua | Mexico | 27.07 | -104.98 | 4586 | 8005 |
| Seco | city | Chihuahua | Mexico | 26.85 | -103.93 | 3615 | 0 |
| Seco | city | Michoacan de Ocampo | Mexico | 20.02 | -101.17 | 6217 | 17658 |
| Seco | city | Nampula | Mozambique | -15.01 | 40.15 | 377 | 7897 |
| Seco | city | Puno | Peru | -13.43 | -69.45 | 1669 | 149 |
| Seco | city | Kentucky | United States | 37.17 | -82.73 | 1669 | |
| Seco Braima | city | Guinea-Bissau | 11.77 | -14.85 | 49 | 1239 | |
| Seco Mines | city | Texas | United States | 28.75 | -100.50 | 830 | |
| Seco Morro | city | Tachira | Venezuela | 8.04 | -72.33 | 3520 | 7928 |
| Seco de Lucena | city | Andalucia | Spain | 37.08 | -3.98 | 2627 | 1591 |
| Seco de Porma | city | Castilla y Leon | Spain | 42.61 | -5.40 | 2821 | 1194 |
| Secoal | city | West Virginia | United States | 37.98 | -81.81 | 830 | |
| Secocbol | city | Alta Verapaz | Guatemala | 15.87 | -89.78 | 830 | 3745 |
| Secocha | city | Arequipa | Peru | -16.32 | -73.15 | 912 | 298 |
| Secocpur | city | Alta Verapaz | Guatemala | 15.62 | -90.13 | 5269 | 20413 |
| Secodiningratan | city | Jawa Tengah | Indonesia | -7.66 | 110.54 | 921 | 147713 |
| Secoliua | city | Zambezia | Mozambique | -16.07 | 37.62 | 997 | 8618 |
| Secomachi | city | Chihuahua | Mexico | 27.81 | -107.90 | 7099 | 298 |
| Secombe | city | Bie | Angola | -12.33 | 16.46 | 5869 | 2533 |
| Secomococh | city | Alta Verapaz | Guatemala | 15.80 | -90.35 | 967 | 4898 |
| Secomontul | city | Alta Verapaz | Guatemala | 15.78 | -90.28 | 1669 | 5374 |
| Secomuxán | city | Alta Verapaz | Guatemala | 15.72 | -90.10 | 1965 | 15213 |
| Secon Bight | city | Islas de la Bahia | Honduras | 16.38 | -86.40 | 0 | 5121 |
| Second Addition Mobile Home Park | city | Kansas | United States | 37.61 | -97.38 | 1669 | |
| Second Bight | city | Islas de la Bahia | Honduras | 16.38 | -86.40 | 0 | 5121 |
| Second Cavalry Stud Farm | city | Punjab | Pakistan | 32.13 | 72.77 | 830 | 87849 |
| Second Chapter | city | Mashonaland East | Zimbabwe | -18.00 | 31.76 | 5029 | 5719 |
| Second Cliff | city | Massachusetts | United States | 42.19 | -70.72 | 0 | |
| Second Corinth | city | Texas | United States | 30.14 | -96.12 | 196 | |
| Second Crossing | city | Texas | United States | 29.52 | -99.70 | 1669 | |
| Second Crossing | city | Texas | United States | 29.78 | -98.16 | 830 | |
| Second Garrotte | city | California | United States | 37.82 | -120.20 | 3349 | |
| Second Lake (historical) | city | Louisiana | United States | 30.66 | -91.79 | 22 | |
| Second Mesa | city | Arizona | United States | 35.79 | -110.51 | 5869 | |
| Second Milo | city | New York | United States | 42.61 | -77.04 | 1040 | |
| Second Partian | city | Dhaka | Bangladesh | 25.00 | 89.80 | 59 | 144227 |
| Second Point | city | Mahaica-Berbice | Guyana | 6.47 | -57.73 | 3 | 1022 |
| Second Portion | city | Uttar Pradesh | India | 27.53 | 79.10 | 830 | 90467 |
| Second Rancho Chico Additio Colonia | city | Texas | United States | 28.03 | -97.50 | 52 | |
| Second Roosevelt Colonia | city | Texas | United States | 27.97 | -97.40 | 49 | |
| Second Valley | city | South Australia | Australia | -35.53 | 138.23 | 830 | 329 |
| Secondcreek | city | West Virginia | United States | 37.67 | -80.45 | 1998 | |
| Seconde Luenga | city | Central | Zambia | -12.86 | 30.65 | 5029 | 745 |
| Seconde Mashimikila | city | Central | Zambia | -12.91 | 30.66 | 5029 | 745 |
| Secondigliano | city | Campania | Italy | 40.90 | 14.27 | 272 | 691791 |
| Secondigne-sur-Belle | city | Poitou-Charentes | France | 46.16 | -0.30 | 147 | 1878 |
| Secondigny | city | Poitou-Charentes | France | 46.61 | -0.42 | 830 | 3151 |
| Secondigny-en-Gâtine | city | Poitou-Charentes | France | 46.61 | -0.42 | 830 | 3151 |
| Secondigné | city | Poitou-Charentes | France | 46.16 | -0.30 | 147 | 1878 |
| Seconon | city | Alta Verapaz | Guatemala | 15.65 | -90.27 | 2509 | 10490 |
| Seconsett Island | city | Massachusetts | United States | 41.57 | -70.51 | 9 | |
| Secor | city | Illinois | United States | 40.74 | -89.14 | 830 | |
| Secor (historical) | city | Iowa | United States | 42.31 | -93.07 | 948 | |
| Secor Gardens | city | New York | United States | 40.99 | -73.76 | 177 | |
| Secor Woods | city | Ohio | United States | 41.57 | -83.60 | 830 | |
| Secord | city | Michigan | United States | 44.02 | -84.35 | 830 | |
| Secorio | city | Santarem | Portugal | 39.26 | -8.76 | 118 | 10853 |
| Secorun | city | Aragon | Spain | 42.40 | -0.15 | 3392 | 43 |
| Secoró | city | Alta Verapaz | Guatemala | 15.70 | -89.77 | 1669 | 3862 |
| Secos | city | Lima | Peru | -11.42 | -76.84 | 10068 | 1550 |
| Secotan | city | Florida | United States | 30.18 | -83.63 | 36 | |
| Secote | city | Cacheu | Guinea-Bissau | 12.37 | -15.98 | 127 | 5092 |
| Secougourou Gando | city | Benin | 10.37 | 1.74 | 1669 | 8161 | |
| Secouray | city | Centre-Val de Loire | France | 48.12 | 1.54 | 830 | 1024 |
| Secourt | city | Lorraine | France | 48.95 | 6.29 | 856 | 3079 |
| Secovi Heliport | airport | -23.60 | -46.65 | 2625 | 0 | ||
| Secovska Pol'anka | city | Presovsky | Slovakia | 48.78 | 21.68 | 370 | 7437 |
| Secovska Poľanka,Sečovská Poľanka | city | Presovsky | Slovakia | 48.78 | 21.68 | 370 | 7437 |
| Secowet | city | Jawa Tengah | Indonesia | -7.04 | 109.64 | 830 | 122747 |
| Secoya | city | Sucumbios | Ecuador | 0.05 | -76.61 | 1053 | 2553 |
| Secoyab | city | Peten | Guatemala | 16.02 | -89.70 | 830 | 2831 |
| Secoyachi | city | Chihuahua | Mexico | 27.64 | -108.41 | 2034 | 447 |
| Secoyob | city | Peten | Guatemala | 16.03 | -89.33 | 1017 | 2831 |
| Secoyou | city | Alta Verapaz | Guatemala | 15.57 | -90.10 | 4278 | 19864 |
| Secoyoucoch | city | Alta Verapaz | Guatemala | 15.57 | -90.10 | 4278 | 19864 |