Country Post Codes City Island' D 18561 Vitte Island D 18565 Grieben Island D 18565 Kloster Island D 18565 Neuendorf, Hiddensee Island D 18565 Vitte Island D 25845 Elisabeth-Sophien-Koog Island D 25845 Nordstrand Island D 25845 Nordstrandischmoor Island D 25845 Südfall Island D 25846 Pellworm Island D 25847 Pellworm Island D 25849 Pellworm Island D 25849 Süderoog Island D 25859 Hooge Island D 25863 Langeneß Island D 25869 Gröde Island D 25869 Habel Island D 25869 Oland Island D 25929 Wyk Island D 25930 Wyk Island D 25931 Wyk Island D 25932 Wyk Island D 25933 Wyk Island D 25938 Alkersum Island D 25938 Borgsum Island D 25938 Dunsum Island D 25938 Midlum Island D 25938 Nieblum Island D 25938 Oevenum Island D 25938 Oldsum Island D 25938 Süderende Island D 25938 Utersum Island D 25938 Witsum Island D 25938 Wrixum Island D 25938 Wyk Island D 25939 Nieblum Island D 25940 Wittdün Island D 25941 Wittdün Island D 25942 Wittdün Island D 25943 Wittdün Island D 25946 Nebel Island D 25946 Norddorf Island D 25946 Wittdün Island D 25947 Nebel Island D 25948 Nebel Island D 25949 Nebel Island D 25952 Norddorf Island D 25953 Norddorf Island D 25954 Norddorf Island D 25955 Norddorf Island D 25956 Norddorf Island D 25961 Westerland Island D 25962 Westerland Island D 25963 Westerland Island D 25964 Westerland Island D 25965 Westerland Island D 25966 Westerland Island D 25967 Westerland Island D 25968 Westerland Island D 25969 Westerland Island D 25970 Westerland Island D 25980 Rantum Island D 25980 Sylt-Ost Island D 25980 Westerland Island D 25985 Sylt-Ost Island D 25986 Sylt-Ost Island D 25988 Rantum Island D 25989 List Island D 25990 List Island D 25992 Jugendseeheim Kassel Island D 25992 List Island D 25992 Vogelkoje Island D 25993 Wenningstedt Island D 25994 Wenningstedt Island D 25996 Wenningstedt Island D 25997 Hörnum Island D 25998 Kampen Island D 25999 Kampen Island D 26453 Langeoog Island D 26454 Langeoog Island D 26455 Langeoog Island D 26456 Langeoog Island D 26457 Langeoog Island D 26458 Langeoog Island D 26465 Langeoog Island D 26466 Spiekeroog Island D 26467 Spiekeroog Island D 26468 Spiekeroog Island D 26469 Spiekeroog Island D 26474 Spiekeroog Island D 26475 Wangerooge Island D 26476 Wangerooge Island D 26477 Wangerooge Island D 26478 Wangerooge Island D 26479 Wangerooge Island D 26480 Wangerooge Island D 26481 Wangerooge Island D 26486 Wangerooge Island D 26533 Norderney Island D 26534 Norderney Island D 26535 Norderney Island D 26536 Norderney Island D 26537 Norderney Island D 26538 Norderney Island D 26548 Norderney Island D 26557 Juist Island D 26558 Juist Island D 26559 Juist Island D 26560 Juist Island D 26561 Juist Island D 26562 Juist Island D 26563 Juist Island D 26564 Juist Island D 26565 Juist Island D 26571 Juist Island D 26571 Nordseeinsel Memmert Island D 26572 Baltrum Island D 26573 Baltrum Island D 26574 Baltrum Island D 26579 Baltrum Island D 26737 Borkum Island D 26738 Borkum Island D 26739 Borkum Island D 26740 Borkum Island D 26741 Borkum Island D 26742 Borkum Island D 26743 Borkum Island D 26744 Borkum Island D 26745 Borkum Island D 26746 Borkum Island D 26747 Borkum Island D 26748 Borkum Island D 26749 Borkum Island D 26757 Borkum Island D 27483 Helgoland Island D 27484 Helgoland Island D 27485 Helgoland Island D 27486 Helgoland Island D 27487 Helgoland Island D 27488 Helgoland Island D 27489 Helgoland Island D 27490 Helgoland Island D 27491 Helgoland Island D 27492 Helgoland Island D 27493 Helgoland Island D 27494 Helgoland Island D 27498 Helgoland Island D 27499 Hamburg-Insel Neuwerk Island D 83209 Herrenchiemsee Island D 83256 Frauenchiemsee Island