PLZ in Niedersachsen - "H"
| Stadt | Kreis | Einwohner |
|---|
| Hanover | Region Hannover | 477,700 |
| Hildesheim | Hildesheim | 84,600 |
| Hamelin | Hameln-Pyrmont | 42,600 |
| Hann. Münden | Göttingen | 14,600 |
| Haren | Emsland | 5,100 |
| Holzminden | Holzminden | 16,700 |
| Hessisch Oldendorf | Hameln-Pyrmont | 4,600 |
| Hemmingen | Region Hannover | 6,400 |
| Hude | Diepholz | 6,600 |
| Habighorst | - | 748 |
| Hagen, Osnabrück | - | 5,000 |
| Hagenburg | Schaumburg | 3,400 |
| Halle | Holzminden | 467 |
| Halvesbostel | Harburg | 715 |
| Hambühren | Celle | 5,000 |
| Hammah | Stade | 977 |
| Hamstrup | - | - |
| Handeloh | Harburg | 530 |
| Handorf | Lüneburg | 1,400 |
| Handrup | Emsland | 887 |
| Hanstedt | Harburg | 4,800 |
| Hanstedt | Uelzen | 2,100 |
| Harbarnsen | - | 194 |
| Hardegsen | Northeim | 2,300 |
| Harmstorf | Harburg | 931 |
| Harsefeld | Stade | 8,300 |
| Harsum | Hildesheim | 4,100 |
| Hasbergen | Osnabrück | 4,100 |
| Haselünne | Emsland | 4,300 |
| Hatten | Oldenburg | 927 |
| Hattorf am Harz | Göttingen | 3,000 |
| Haverlah | Wolfenbüttel | 706 |
| Haßbergen | Nienburg (Weser) | 1,100 |
| Hechthausen | Cuxhaven | 1,400 |
| Hedeper | Wolfenbüttel | 277 |
| Heede | Emsland | 897 |
| Heemsen | Nienburg (Weser) | 1,200 |
| Heere | Wolfenbüttel | 812 |
| Heeslingen | Rotenburg (Wümme) | 1,500 |
| Heidenau | Harburg | 777 |
| Heinsen | Holzminden | 442 |
| Helmstorf | Plön | 314 |
| Helpsen | Schaumburg | 2,100 |
| Hemmoor | Cuxhaven | 6,600 |
| Hemsbünde | Rotenburg (Wümme) | 200 |
| Hermannsburg | - | 4,200 |
| Herzberg am Harz | Göttingen | 7,900 |
| Herzlake | Emsland | 1,600 |
| Hesel | Leer | - |
| Hespe | Schaumburg | 2,300 |
| Heuerßen | Schaumburg | 288 |
| Himmelpforten | Stade | 4,000 |
| Hinte | Aurich | 2,300 |
| Hittbergen | Lüneburg | 636 |
| Hohenhameln | Peine | 1,900 |
| Hohne | Celle | 455 |
| Hohnhorst | Schaumburg | 694 |
| Holdorf | Vechta | 2,200 |
| Holenberg | Holzminden | 266 |
| Holle | Hildesheim | 7,500 |
| Hollnseth | Cuxhaven | 322 |
| Holzen | Holzminden | 293 |
| Hoogstede | Grafschaft Bentheim | 812 |
| Horneburg | Stade | 5,300 |
| Hoyerhagen | Nienburg (Weser) | 110 |
| Hoyershausen | - | 533 |
| Husum | Nienburg (Weser) | 407 |
| Höfer | - | 581 |