The area code (phone code) 039971 is assigned to 6 locations in Germany. Mainly you reach landlines in Gnoien (Mecklenburg-Vorpommern).
|039971||Boddin bei Teterow|
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 Gnoien. So you can dial +4939971... and add the number of the phone line you want to reach.