| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| HH | city | Hamburg | Germany | 53.58 | 10.02 | 6 | 178448 |
| HHAG (Agordat Airport) | airport | 15.54 | 37.86 | 0 | |||
| HHAS (ASMARA INTL) | airport | Eritrea | 15.29 | 38.91 | 7661 | 0 | |
| HHE (HACHINOHE) | airport | Japan | 40.56 | 141.47 | 152 | 0 | |
| HHH (HILTON HEAD) | airport | United States | 32.22 | -80.70 | 19 | 0 | |
| HHI (WHEELER AAF) | airport | United States | 21.48 | -158.04 | 837 | 0 | |
| HHI HITCHCOCK | airport | United States | 29.33 | -95.03 | 10 | 0 | |
| HHI-PORT O'CONNOR | airport | United States | 28.44 | -96.43 | 7 | 0 | |
| HHI-SABINE | airport | United States | 29.71 | -93.91 | 6 | 0 | |
| HHMS (MASSAWA INTL) | airport | Eritrea | 15.67 | 39.37 | 194 | 0 | |
| HHN (FRANKFURT HAHN) | airport | Germany | 49.95 | 7.26 | 1649 | 0 | |
| HHP (Shun Tak Heliport) | airport | 22.29 | 114.15 | 107 | 0 | ||
| HHQ (HUA HIN) | airport | Thailand | 12.64 | 99.95 | 62 | 0 | |
| HHR (JACK NORTHROP FLD HAWTHORNE MUNI) | airport | United States | 33.92 | -118.34 | 66 | 0 | |
| HHSB (ASSAB INTL) | airport | Eritrea | 13.07 | 42.65 | 46 | 0 | |
| HHTS (Tessenei Airport) | airport | 15.10 | 36.68 | 2018 | 0 | ||
| HHZ (Hikueru Atoll Airport) | airport | -17.54 | -142.61 | 5 | 0 |