| Jabel | Mecklenburg-Vorpommern | ||
| Jabel bei Waren | Mecklenburg-Vorpommern | ||
| Jachenau | Bavaria | ||
| Jacobsdorf Mark | Brandenburg | ||
| Jacobsdorf, Mark | Brandenburg | ||
| Jade | Lower Saxony | ||
| Jade-Schweiburg | Lower Saxony | ||
| Jaebetz | Mecklenburg-Vorpommern | ||
| Jagel bei Schleswig | Schleswig-Holstein | ||
| Jagsthausen bei Heilbronn, Neckar | Baden-Württemberg | ||
| | |||
| Jagstzell | Baden-Württemberg | ||
| Jahnsdorf / Erzgebirge | Saxony | ||
| Jahrsdorf, Holstein | Schleswig-Holstein | ||
| Jahrstedt | Saxony-Anhalt | ||
| Jakobsdorf bei Stralsund | Mecklenburg-Vorpommern | ||
| Jakobshagen | Brandenburg | ||
| Jakobsweiler | Rheinland-Pfalz | ||
| Jameln | Lower Saxony | ||
| Jamlitz | Brandenburg | ||
| Jämlitz-Klein Düben | Brandenburg | ||
| Jandelsbrunn | Bavaria | ||
| Janisroda | Saxony-Anhalt | ||
| Janneby | Schleswig-Holstein | ||
| Jänschwalde | Brandenburg | ||
| Japenzin | Mecklenburg-Vorpommern | ||
| Jardelund | Schleswig-Holstein | ||
| Jarmen | Mecklenburg-Vorpommern | ||
| Jarplund-Weding | Schleswig-Holstein | ||
| Jatznick | Mecklenburg-Vorpommern | ||
| Jävenitz | Saxony-Anhalt | ||
| Jeckenbach | Rheinland-Pfalz | ||
| Jeeben | Saxony-Anhalt | ||
| Jeetze | Saxony-Anhalt | ||
| Jeggau | Saxony-Anhalt | ||
| Jeggeleben | Saxony-Anhalt | ||
| Jelmstorf | Lower Saxony | ||
| Jembke | Lower Saxony | ||
| Jemgum | Lower Saxony | ||
| Jemgum-Ditzum | Lower Saxony | ||
| Jena | Thuringia | ||
| Jenalöbnitz | Thuringia | ||
| Jengen | Bavaria | ||
| Jerchel Altmark | Saxony-Anhalt | ||
| Jerchel bei Tangerhütte | Saxony-Anhalt | ||
| Jerchel, Altmark | Saxony-Anhalt | ||
| Jerichow | Saxony-Anhalt | ||
| Jerrishoe | Schleswig-Holstein | ||
| Jersbek | Schleswig-Holstein | ||
| Jerxheim | Lower Saxony | ||
| Jesberg | Hesse | ||
| Jesendorf bei Warin | Mecklenburg-Vorpommern | ||
| Jesenwang | Bavaria | ||
| Jeseritz | Saxony-Anhalt | ||
| Jesewitz | Saxony | ||
| Jessen (Elster) | Saxony-Anhalt | ||
| Jeßnitz (Anhalt) | Saxony-Anhalt | ||
| Jesteburg | Lower Saxony | ||
| Jestetten | Baden-Württemberg | ||
| Jettenbach, Oberbayern | Bavaria | ||
| Jettenbach, Pfalz | Rheinland-Pfalz | ||
| Jettingen (Württemberg) | Baden-Württemberg | ||
| Jettingen-Scheppach | Bavaria | ||
| Jetzendorf | Bavaria | ||
| Jevenstedt | Schleswig-Holstein | ||
| Jever | Lower Saxony | ||
| Joachimsthal | Brandenburg | ||
| Jockgrim | Rheinland-Pfalz | ||
| Johannesberg, Unterfranken | Bavaria | ||
| Johanngeorgenstadt | Saxony | ||
| Johanniskirchen | Bavaria | ||
| Jöhstadt | Saxony | ||
| Joldelund | Schleswig-Holstein | ||
| Jonaswalde | Thuringia | ||
| Jördenstorf | Mecklenburg-Vorpommern | ||
| Jork, Niederelbe | Lower Saxony | ||
| Jörl | Schleswig-Holstein | ||
| Jossgrund | Hesse | ||
| Jübar | Saxony-Anhalt | ||
| Jübek | Schleswig-Holstein | ||
| Jüchen | North Rhine-Westphalia | ||
| Jüchen-Otzenrath | North Rhine-Westphalia | ||
| Jüchsen | Thuringia | ||
| Jückelberg | Thuringia | ||
| Jucken | Rheinland-Pfalz | ||
| Judenbach | Thuringia | ||
| Jugenheim in Rheinhessen | Rheinland-Pfalz | ||
| Jühnde | Lower Saxony | ||
| Juist | Lower Saxony | ||
| Julbach, Niederbayern | Bavaria | ||
| Jülich | North Rhine-Westphalia | ||
| Juliusburg | Schleswig-Holstein | ||
| Jungingen bei Hechingen | Baden-Württemberg | ||
| Jünkerath | Rheinland-Pfalz | ||
| Jürgenshagen bei Bützow | Mecklenburg-Vorpommern | ||
| Jürgenstorf bei Reuterstadt Stavenhagen | Mecklenburg-Vorpommern | ||
| Jüterbog | Brandenburg | ||
| Jützenbach | Thuringia | ||