| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| KBAB (BEALE AFB) | airport | United States | 39.14 | -121.44 | 113 | 0 | |
| KBAD (BARKSDALE AFB) | airport | United States | 32.50 | -93.66 | 166 | 0 | |
| KBAF (BARNES MUNI) | airport | United States | 42.16 | -72.72 | 271 | 0 | |
| KBAK (COLUMBUS MUNI) | airport | United States | 39.26 | -85.90 | 656 | 0 | |
| KBC (BIRCH CREEK) | airport | United States | 66.27 | -145.82 | 450 | 0 | |
| KBDE (BAUDETTE INTL) | airport | United States | 48.73 | -94.61 | 1086 | 0 | |
| KBDL (BRADLEY INTL) | airport | United States | 41.94 | -72.68 | 173 | 0 | |
| KBDR (IGOR I SIKORSKY MEM) | airport | United States | 41.16 | -73.13 | 9 | 0 | |
| KBED (LAURENCE G HANSCOM FLD) | airport | United States | 42.47 | -71.29 | 133 | 0 | |
| KBFD (BRADFORD RGNL) | airport | United States | 41.80 | -78.64 | 2143 | 0 | |
| KBFF (WESTERN NEB RGNL WILLIAM B HEILIG FLD) | airport | United States | 41.87 | -103.60 | 3967 | 0 | |
| KBFI (BOEING FLD KING CO INTL) | airport | United States | 47.53 | -122.30 | 21 | 0 | |
| KBFL (MEADOWS FLD) | airport | United States | 35.43 | -119.06 | 507 | 0 | |
| KBFM (MOBILE DOWNTOWN) | airport | United States | 30.63 | -88.07 | 26 | 0 | |
| KBGM (GREATER BINGHAMTON EDWIN A LINK FLD) | airport | United States | 42.21 | -75.98 | 1636 | 0 | |
| KBGR (BANGOR INTL) | airport | United States | 44.81 | -68.83 | 192 | 0 | |
| KBHM (BIRMINGHAM INTL) | airport | United States | 33.56 | -86.75 | 644 | 0 | |
| KBIF (BIGGS AAF) | airport | United States | 31.85 | -106.38 | 3948 | 0 | |
| KBIL (BILLINGS LOGAN INTL) | airport | United States | 45.81 | -108.54 | 3652 | 0 | |
| KBIS (BISMARCK MUNI) | airport | United States | 46.77 | -100.75 | 1661 | 0 | |
| KBIX (KEESLER AFB) | airport | United States | 30.41 | -88.92 | 33 | 0 | |
| KBJC (JEFFCO) | airport | United States | 39.91 | -105.12 | 5670 | 0 | |
| KBKE (BAKER CITY MUNI) | airport | United States | 44.84 | -117.81 | 3373 | 0 | |
| KBKF (BUCKLEY AFB) | airport | United States | 39.70 | -104.75 | 5662 | 0 | |
| KBKL (BURKE LAKEFRONT) | airport | United States | 41.52 | -81.68 | 583 | 0 | |
| KBKW (RALEIGH CO MEM) | airport | United States | 37.79 | -81.12 | 2504 | 0 | |
| KBLI (BELLINGHAM INTL) | airport | United States | 48.79 | -122.54 | 170 | 0 | |
| KBLV (SCOTT AFB MIDAMERICA) | airport | United States | 38.55 | -89.84 | 459 | 0 | |
| KBMG (MONROE CO) | airport | United States | 39.15 | -86.62 | 846 | 0 | |
| KBMI (CENTRAL ILLINOIS RGNL) | airport | United States | 40.48 | -88.92 | 871 | 0 | |
| KBMT-TV | airport | United States | 30.07 | -94.13 | 32 | 0 | |
| KBNA (NASHVILLE INTL) | airport | United States | 36.12 | -86.68 | 599 | 0 | |
| KBOI (BOISE AIR TERMINAL) | airport | United States | 43.56 | -116.22 | 2871 | 0 | |
| KBOS (GENERAL EDWARD LAWRENCE LOGAN INTL) | airport | United States | 42.36 | -71.01 | 19 | 0 | |
| KBPT (SOUTHEAST TEXAS RGNL) | airport | United States | 29.95 | -94.02 | 15 | 0 | |
| KBQK (BRUNSWICK GOLDEN ISLES) | airport | United States | 31.26 | -81.47 | 26 | 0 | |
| KBRL (SOUTHEAST IOWA RGNL) | airport | United States | 40.78 | -91.13 | 698 | 0 | |
| KBRO (BROWNSVILLE SOUTH PADRE ISLAND INTL) | airport | United States | 25.91 | -97.43 | 22 | 0 | |
| KBTL (W K KELLOGG) | airport | United States | 42.31 | -85.25 | 952 | 0 | |
| KBTM (BERT MOONEY) | airport | United States | 45.95 | -112.50 | 5550 | 0 | |
| KBTR (BATON ROUGE METRO RYAN FLD) | airport | United States | 30.53 | -91.15 | 70 | 0 | |
| KBTV (BURLINGTON INTL) | airport | United States | 44.47 | -73.15 | 335 | 0 | |
| KBUF (BUFFALO NIAGARA INTL) | airport | United States | 42.94 | -78.73 | 724 | 0 | |
| KBUR (BOB HOPE) | airport | United States | 34.20 | -118.36 | 778 | 0 | |
| KBVY (BEVERLY MUNI) | airport | United States | 42.58 | -70.92 | 107 | 0 | |
| KBW (CHIGNIK BAY) | airport | United States | 56.30 | -158.40 | 0 | 0 | |
| KBWG (BOWLING GREEN WARREN CO RGNL) | airport | United States | 36.96 | -86.42 | 547 | 0 | |
| KBWI (BALTIMORE WASHINGTON INTL) | airport | United States | 39.18 | -76.67 | 146 | 0 | |
| KBYH (ARKANSAS INTL) | airport | United States | 35.96 | -89.94 | 254 | 0 | |
| KBZN (GALLATIN FLD) | airport | United States | 45.78 | -111.15 | 4471 | 0 |