The german phone code 05621 represents Bad Wildungen in Hessen.
Bad Wildungen
Different spellings of the Phone Code 05621
05621
(05621)
05621-
05621/
+495621
+49 (5621)
+49-5621
+49 (0) 5621
00495621
0049 (0) 5621
Calling from abroad to Bad Wildungen
Note for calls from abroad: In addition to the German country code (+49 or 0049) you can omit the foregoing zero of the dialling code for Bad Wildungen. So you can dial +495621... and add the number of the phone line you want to reach.
Wich place is a "must see" for a tourist in Bad Wildungen?