!exclusive!: 0511 87 9898 98

+49 511 87989898

But if you want to keep it readable for local dialing in Germany: 0511 87 9898 98

If this is a (based on the 0511 area code for Hanover ), the correct formatting would be: +49 511 87989898 But if you want to

or 0511 87989898 (as a single block after the area code) 0511 87 9898 98

The proper formatting for the phone number depends on the country/region you're in.