| Ibach, Schwarzwald | Baden-Württemberg | ||
| Ibbenbüren | North Rhine-Westphalia | ||
| Ichenhausen | Bavaria | ||
| Ichstedt | Thuringia | ||
| Ichtershausen | Thuringia | ||
| Icking, Isartal | Bavaria | ||
| Idar-Oberstein | Rheinland-Pfalz | ||
| Idelberg | Rheinland-Pfalz | ||
| Iden | Saxony-Anhalt | ||
| Idenheim | Rheinland-Pfalz | ||
| | |||
| Idesheim | Rheinland-Pfalz | ||
| Idstedt | Schleswig-Holstein | ||
| Idstein | Hesse | ||
| Iffeldorf | Bavaria | ||
| Iffezheim | Baden-Württemberg | ||
| Ifta | Thuringia | ||
| Igel | Rheinland-Pfalz | ||
| Igensdorf | Bavaria | ||
| Igersheim | Baden-Württemberg | ||
| Iggensbach | Bavaria | ||
| Iggingen | Baden-Württemberg | ||
| Igling | Bavaria | ||
| Ihlewitz | Saxony-Anhalt | ||
| Ihlienworth | Lower Saxony | ||
| Ihlow bei Jüterbog | Brandenburg | ||
| Ihlow-Riepe | Lower Saxony | ||
| Ihlow, Ostfriesland | Lower Saxony | ||
| Ihringen | Baden-Württemberg | ||
| Ihrlerstein | Bavaria | ||
| Ilberstedt | Saxony-Anhalt | ||
| Ilbesheim bei Kirchheimbolanden | Rheinland-Pfalz | ||
| Ilbesheim bei Landau in der Pfalz | Rheinland-Pfalz | ||
| Ilfeld, Südharz | Thuringia | ||
| Illerich | Rheinland-Pfalz | ||
| Illerkirchberg | Baden-Württemberg | ||
| Illerrieden | Baden-Württemberg | ||
| Illertissen | Bavaria | ||
| Illesheim | Bavaria | ||
| Illingen (Württemberg) | Baden-Württemberg | ||
| Illingen, Saar | Saarland | ||
| Illmensee | Baden-Württemberg | ||
| Illschwang | Bavaria | ||
| Ilmenau, Thüringen | Thuringia | ||
| Ilmmünster | Bavaria | ||
| Ilmtal | Thuringia | ||
| Ilsede | Lower Saxony | ||
| Ilsenburg (Harz) | Saxony-Anhalt | ||
| Ilsfeld | Baden-Württemberg | ||
| Ilshofen | Baden-Württemberg | ||
| Ilvesheim | Baden-Württemberg | ||
| Immekath | Saxony-Anhalt | ||
| Immelborn | Thuringia | ||
| Immendingen | Baden-Württemberg | ||
| Immenhausen, Hessen | Hesse | ||
| Immenreuth | Bavaria | ||
| Immenstaad am Bodensee | Baden-Württemberg | ||
| Immenstadt im Allgäu | Bavaria | ||
| Immenstedt bei Albersdorf | Schleswig-Holstein | ||
| Immenstedt, Nordfriesland | Schleswig-Holstein | ||
| Immerath, Kreis Daun | Rheinland-Pfalz | ||
| Immert | Rheinland-Pfalz | ||
| Immesheim | Rheinland-Pfalz | ||
| Impflingen | Rheinland-Pfalz | ||
| Imsbach | Rheinland-Pfalz | ||
| Imsweiler | Rheinland-Pfalz | ||
| Inchenhofen | Bavaria | ||
| Inden bei Jülich | North Rhine-Westphalia | ||
| Ingelbach | Rheinland-Pfalz | ||
| Ingeleben | Lower Saxony | ||
| Ingelfingen | Baden-Württemberg | ||
| Ingelheim am Rhein | Rheinland-Pfalz | ||
| Ingendorf, Eifel | Rheinland-Pfalz | ||
| Ingenried bei Schongau | Bavaria | ||
| Ingersheim (Württemberg) | Baden-Württemberg | ||
| Ingersleben | Thuringia | ||
| Ingoldingen | Baden-Württemberg | ||
| Ingolstadt, Donau | Bavaria | ||
| Innernzell | Bavaria | ||
| Inning am Ammersee | Bavaria | ||
| Inning am Holz | Bavaria | ||
| Insel bei Stendal | Saxony-Anhalt | ||
| Insel Hiddensee | Mecklenburg-Vorpommern | ||
| Insel Poel | Mecklenburg-Vorpommern | ||
| Insheim | Rheinland-Pfalz | ||
| Insingen | Bavaria | ||
| Insul, Ahr | Rheinland-Pfalz | ||
| Inzell | Bavaria | ||
| Inzigkofen | Baden-Württemberg | ||
| Inzlingen | Baden-Württemberg | ||
| Iphofen | Bavaria | ||
| Ippenschied | Rheinland-Pfalz | ||
| Ippesheim, Mittelfranken | Bavaria | ||
| Ipsheim | Bavaria | ||
| Irchenrieth | Bavaria | ||
| Irlbach an der Donau | Bavaria | ||
| Irmenach | Rheinland-Pfalz | ||
| Irmtraut | Rheinland-Pfalz | ||
| Irndorf | Baden-Württemberg | ||
| Irrel | Rheinland-Pfalz | ||
| Irrhausen | Rheinland-Pfalz | ||
| Irsch, Saar | Rheinland-Pfalz | ||
| Irschenberg | Bavaria | ||
| Irsee | Bavaria | ||
| Irxleben | Saxony-Anhalt | ||
| Isen, Oberbayern | Bavaria | ||
| Isenburg, Westerwald | Rheinland-Pfalz | ||
| Isenbüttel | Lower Saxony | ||
| Iserlohn | North Rhine-Westphalia | ||
| Iserlohn-Letmathe | North Rhine-Westphalia | ||
| Isernhagen | Lower Saxony | ||
| Isert | Rheinland-Pfalz | ||
| Ismaning | Bavaria | ||
| Isny im Allgäu | Baden-Württemberg | ||
| Isny-Eisenbach | Baden-Württemberg | ||
| Ispringen | Baden-Württemberg | ||
| Isselbach | Rheinland-Pfalz | ||
| Isselburg | North Rhine-Westphalia | ||
| Isselburg-Werth | North Rhine-Westphalia | ||
| Isseroda | Thuringia | ||
| Issersheilingen | Thuringia | ||
| Isserstedt | Thuringia | ||
| Issigau | Bavaria | ||
| Issum | North Rhine-Westphalia | ||
| Isterberg | Lower Saxony | ||
| Itterbeck | Lower Saxony | ||
| Ittlingen | Baden-Württemberg | ||
| Itzehoe | Schleswig-Holstein | ||
| Itzgrund | Bavaria | ||
| Itzstedt | Schleswig-Holstein | ||
| Iven | Mecklenburg-Vorpommern | ||
| Ivenack | Mecklenburg-Vorpommern | ||
| Ivenrode | Saxony-Anhalt | ||