| Water Holding Capacity | Earth Science | WHC |
| Wawanesa Health Centre | Medical | WHC |
| Wesley Healthwise Centre | Medical | WHC |
| Wockhardt Heart Center | Medical | WHC |
| Wisconsin Humanities Council | Non-Profit Organization | WHC |
| Western Humanities Conference | Conference | WHC |
| Waseskun Healing Center | Organization | WHC |
| World Haiku Club | Media | WHC |
| World Horror Convention | Science Fiction | WHC |
| Wackenhut Corrections Corporation | NYSE Symbol | WHC |
| Water Hardening Carbon | Ocean Science | WHC |
| Whiteabbey Health Centre | Medical | WHC |
| Wainwright Health Centre | Medical | WHC |
| Washington Hospital Center | Medical | WHC |
| West Health Centre | Medical | WHC |
| WhiteHorse Communications | Business Firm | WHC |
| Woodwinds Health Campus | Medical | WHC |
| Waverly Health Center | Medical | WHC |
| White House Commission | US Government | WHC |
| Westchester Hispanic Coalition | Organization | WHC |
| Westminster Health Centre | Medical | WHC |
| Whistler Healthcare Centre | Medical | WHC |
| Worsley Health Centre | Medical | WHC |
| Wyoming Health Council | Organization | WHC |
| Wilkie Health Centre | Medical | WHC |
| World History Center | University | WHC |
| Winterhaven Healthcare Center | Medical | WHC |
| Wargames Holiday Centre | Business Firm | WHC |
| Westlock Healthcare Centre | Medical | WHC |
