| 201 | HBTF | HUNTERS BAY TRUCKING LLC | | | SCAC4 |
| 202 | HBTH | HOYT BROTHERS TRUCKING INC | | | SCAC4 |
| 203 | HBTK | H & B TRUCKING LLC | | | SCAC4 |
| 204 | HBTM | HAWKS BLUFF TRUCKING INC | | | SCAC4 |
| 205 | HBTN | HORNADY TRANSPORTATION LLC | | | SCAC4 |
| 206 | HBTO | HILL BROTHERS TRANSPORTATION INC (D | | | SCAC4 |
| 207 | HBTU | HANBAO CONTAIINER SHIPPING & TRADING GMBH | | D | BIC |
| 208 | HBTU | HANBAO CONTAINER SHIPPING & TRADING | | | SCAC4 |
| 209 | HBTV | HILL BROS TRANSPORTATION INC (TEMPE | | | SCAC4 |
| 210 | HBTW | HASTINGS, BEN TRUCKING | | | SCAC4 |
| 211 | HBTY | HANNA BROTHERS TRANSPORT INC | | | SCAC4 |
| 212 | HBU | Universal Avia | Callsign: Kharkiv Universal, Ceased operations. | UA | AVCODES |
| 213 | HBU | Universal Avia | | | ICAO1 |
| 214 | HBUG | HB TRUCKING | | | SCAC4 |
| 215 | HBV | MISSOURI PACIFIC [HOUSTON & BRAZOS VALLEY RY] | | | PWRC |
| 216 | HBVS | HARBOUR VIEW VARIETY | | | SCAC4 |
| 217 | HBWI | HUDSON BOAT WORKS INC | | | SCAC4 |
| 218 | HBWK | HUTCHINSONS BOAT WORKS INC | | | SCAC4 |
| 219 | HBWM | HARBOUR WEST MARINE TRANSPORT | | | SCAC4 |
| 220 | HBWU | HAL CHEMICALS FZE | | UAE | BIC |
| 221 | HBWU | WEW WESTERWAELDER EISENWERK GMBH | | | SCAC4 |
| 222 | HBWX | Georgia Power Co. | added 1/1997; 7/2000-7/2005 | | NAKINA |
| 223 | HBWX | Georgia Power Co. | added 1/97; 7/2000 | | NRHS |
| 224 | HBWX | GEORGIA POWER COMPANY | | | PWRC |
| 225 | HBWX | Georgia Power | | | RSRV |
| 226 | HBX | Hately Bros. Co. | 8/1920-7/1954; eliminated 4/1957 | | NAKINA |
| 227 | HBX | Hately Bros. Co. | 4/38-1/52; eliminated 4/57 | | NRHS |
| 228 | HBX | *HATELY BROS. CO. | | | PWRC |
| 229 | HBX | *HOBO RAILROAD EXPRESS | | | PWRC |
| 230 | HBXC | HRIBAR TRANSPORT LLC | | | SCAC4 |
| 231 | HBXL | HILL BROS EXPRESSWAYS LTD | | | SCAC4 |
| 232 | HBXP | HUGGY BEAR EXPRESS INC | | | SCAC4 |
| 233 | HBXS | H B XPRESS INC | | | SCAC4 |
| 234 | HBXT | HUMBLE TRANSPORT LLC | | | SCAC4 |
| 235 | HBYB | HAMBY, BRUCE TRUCKING INC | | | SCAC4 |
