The country dialling code for Germany is +49or 0049 (they're both identical).
If you want to make a call to Germany from abroad, you have to dial the following country code +49 (or 0049) followed by the national telephone number.
National telephone number: 030 123456 (for local calls)
International telephone number: +49 30 123456 (for calling from abroad to Germany)
Capital : Berlin
Population : 81 083 600 Inhabitants
Time : 2019-02-19 18:40
Time zone : Europe/Berlin