| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Bouldavourou | city | N'Zerekore | Guinea | 8.73 | -9.80 | 1843 | 3874 |
| Boulder | city | Western Australia | Australia | -30.75 | 121.47 | 1669 | 10132 |
| Boulder | city | Western Australia | Australia | -30.78 | 121.48 | 1669 | 9573 |
| Boulder | city | Midlands | Zimbabwe | -19.28 | 30.00 | 4514 | 1043 |
| Boulder | city | Colorado | United States | 40.01 | -105.27 | 5400 | |
| Boulder | city | Idaho | United States | 43.84 | -114.51 | 9504 | |
| Boulder | city | Illinois | United States | 38.70 | -89.23 | 830 | |
| Boulder | city | Montana | United States | 46.24 | -112.12 | 5029 | |
| Boulder | city | Virginia | United States | 36.67 | -82.74 | 1669 | |
| Boulder | city | West Virginia | United States | 39.07 | -80.10 | 1669 | |
| Boulder | city | Wyoming | United States | 42.75 | -109.72 | 7007 | |
| Boulder Bay | city | California | United States | 34.24 | -116.95 | 6801 | |
| Boulder Bluff | city | South Carolina | United States | 33.03 | -80.03 | 29 | |
| Boulder Brook | city | Delaware | United States | 39.80 | -75.52 | 278 | |
| Boulder City | city | Missouri | United States | 36.79 | -94.25 | 1095 | |
| Boulder City | city | Nevada | United States | 35.98 | -114.83 | 2532 | |
| Boulder City (historical) | city | Idaho | United States | 48.60 | -116.07 | 3349 | |
| Boulder Creek | city | California | United States | 37.13 | -122.12 | 830 | |
| Boulder Creek | city | Georgia | United States | 34.01 | -84.40 | 898 | |
| Boulder Creek Ranch | city | Zimbabwe | -21.25 | 29.88 | 2509 | 1262 | |
| Boulder Flats | city | Wyoming | United States | 42.91 | -108.80 | 5869 | |
| Boulder Hill | city | Illinois | United States | 41.71 | -88.34 | 830 | |
| Boulder Junction | city | Colorado | United States | 40.02 | -105.21 | 5269 | |
| Boulder Junction | city | Nevada | United States | 36.08 | -115.20 | 2509 | |
| Boulder Junction | city | Wisconsin | United States | 46.11 | -89.64 | 1669 | |
| Boulder Oaks | city | California | United States | 32.96 | -116.93 | 1669 | |
| Boulder Oaks | city | California | United States | 32.73 | -116.48 | 3349 | |
| Boulder Park | city | California | United States | 32.66 | -116.10 | 3349 | |
| Boulder Park | city | Michigan | United States | 45.31 | -85.28 | 830 | |
| Boulder Park | city | Georgia | United States | 33.75 | -84.53 | 869 | |
| Boulder Park Estates | city | Georgia | United States | 33.79 | -84.68 | 974 | |
| Boulder Ridge Mobile Home Park | city | Arizona | United States | 33.66 | -112.04 | 1669 | |
| Boulder Town | city | Utah | United States | 37.91 | -111.42 | 6709 | |
| Boulder Vista | city | Georgia | United States | 33.80 | -84.57 | 1079 | |
| Bouldercombe | city | Queensland | Australia | -23.57 | 150.47 | 830 | 81 |
| Boulderidge | city | Zimbabwe | -19.67 | 32.72 | 4189 | 4470 | |
| Boulders | city | Mpumalanga | South Africa | -25.55 | 31.31 | 1669 | 38731 |
| Boulders | city | Zimbabwe | -17.92 | 31.22 | 5029 | 39833 | |
| Boulders Game Ranch 2 (Microlight) Airport | airport | -24.09 | 30.84 | 1500 | 0 | ||
| Boulders Game Ranch Airport | airport | -24.11 | 30.91 | 1500 | 0 | ||
| Bouldiabé | city | Kaolack | Senegal | 14.02 | -16.20 | 45 | 9441 |
| Bouldoire | city | Midi-Pyrenees | France | 44.35 | 2.78 | 2824 | 2353 |
| Bouldoua | city | Diffa | Niger | 14.02 | 13.35 | 915 | 0 |
| Bouldouk | city | Halab | Syria | 36.70 | 37.89 | 1669 | 5215 |
| Bouldouq | city | Halab | Syria | 36.70 | 37.89 | 1669 | 5215 |
| Bouldoux | city | Languedoc-Roussillon | France | 43.44 | 2.91 | 830 | 2530 |