| Code | Meaning |
| HAI | Ham Radio - Individual |
| HAB | Ham Radio - Club Station |
| HAM | Ham Radio - Military/Recreational Station |
| HAR | Ham Radio - RACES Station |
| HVI | Ham Radio Vanity - Individual |
| HVB | Ham Radio Vanity - Club |
| HVIE | Vanity code - Primary Station Preference List |
| HVBF | Vanity code - Club Station Preference List |
| HVIA | Vanity code - Former Primary Station Holder |
| HVIB | Vanity code - Close Relative of Former Holder |
| HVBC | Vanity code - Former Club Station Holder |
| HVBD | Vanity code - Club Station with Consent of
Close Relative of Former Holder |
