| Rank | Abbreviation | Meaning |
|---|
| ***** | HBTC | Happy Birthday To the Commissioner
| |
| ***** | HBTC | How 'Bout Them Cowboys
| |
| **** | HBTC | Hannover Blind Terror Clan
| |
| ** | HBTC | human breast tumor cell
| |
| * | HBTC | heat block thermal cycler
| |
| * | HBTC | Honey Bee Technical Council
| |
| * | HBTC | Hudson's Bay Trading Company
| |
| * | HBTC | Home Buyer Tax Credit
| |
| * | HBTC | Hager Brick and Tile Company
| |
| * | HBTC | Held by the Code
| |
| * | HBTC | Harbour Bridge to City
| |
| * | HBTC | Herb Brooks Training Center
| |
| * | HBTC | Homeward Bound Theatre Company
| |
| * | HBTC | Hout Bay Trail Challenge
| |
| * | HBTC | Harbourton Cap Grp (OTC Bulletin Board [OTCBB])
| |
| * | HBTC | Harrow Baptist Tennis Club
| |
| * | HBTC | House by the Cemetery
| |