The german phone code 02371 represents Iserlohn in Nordrhein-Westfalen.
Iserlohn
Different spellings of the Phone Code 02371
02371
(02371)
02371-
02371/
+492371
+49 (2371)
+49-2371
+49 (0) 2371
00492371
0049 (0) 2371
Calling from abroad to Iserlohn
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 Iserlohn. So you can dial +492371... and add the number of the phone line you want to reach.
Wich place is a "must see" for a tourist in Iserlohn?