| HBOC | Hawke's Bay Orienteering Club (New Zealand) | (美国)的海湾定向会(纽西兰) |
| HBOC | Hunter Bird Observers Club | 猎鸟观察家俱乐部 |
| HBOC | HBO & Co of Georgia | HBO佐治亚州的公司 |
| HBOC | Hemoglobin Bovine Oxygen Carrier | 血红蛋白牛氧载体 |
| HBOC | Harbor Boulevard of Cars | 汽车港大道 |
| HBOC | Horse Breeders and Owners Conference | 种马人和马主会议 |
| HBOC | HyperBaric Oxygen Chamber | 高压氧室 |
| HBOC | Hemoglobin-Based Oxygen Carrier | 血红蛋白基氧载体 |
| HBOC | Hereditary Breast and Ovarian Cancer | 遗传性乳腺癌和卵巢癌 |