Cosa significa questo?

It means that a group of disgruntled Swedish postmen have visited your country.

* Huddinge is a municipality in the southern Stockholm urban area.
* Södermalm is an island/district in inner Stockholm.
* Leksand is a town in Dalarna near lake Siljan.
* Södertälje is a town south of Stockholm.

The numbers refer to the start of the post code of that area, except for “69” which refer to a sex position.