The german phone code 03987 represents Templin in Brandenburg.
Templin
Different spellings of the Phone Code 03987
03987
(03987)
03987-
03987/
+493987
+49 (3987)
+49-3987
+49 (0) 3987
00493987
0049 (0) 3987
Calling from abroad to Templin
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 Templin. So you can dial +493987... and add the number of the phone line you want to reach.
Wich place is a "must see" for a tourist in Templin?