It is named after its centre, the city of Varaždin.

It is named after its administrative centre, the town of Elena.

The area is named after its administrative centre - the village of Kaynardzha.

The province is named after its administrative centre - the city of Varna.

It is named after its main municipal, administrative and commercial centre, Dokolo town.

It is named after its administrative and industrial centre - the town of Razgrad.

It was named after its administrative centre the city of Montana.

It is named after its administrative and industrial centre - the city of Haskovo.

It is named after its administrative centre - the village of Tsenovo.

The province is named after its administrative and industrial centre - the city of Plovdiv.