Estonian operator Telia says it now operates 204 5G base stations and is using its newly acquired spectrum licences in the 3.6 GHz band.
The Greek mobile network operator says it expects its network to cover 80% of the population by the end of this year.
The mobile network provider says it has reached its target six months ahead of schedule.
Spain has announced plans to fund 5G infrastructure in areas with poor mobile data coverage.
Telefónica Germany, which operates under the brand name O2, hopes to use the base stations to provide additional capacity for large events.
The mobile operator says it is now the UK’s biggest 5G network.
The new 5G Observatory report reveals a significant increase in the levels of 5G coverage.
Having recently completed their 5G mobile network, Cyprian operator Cyta claims it now covers the country’s whole population.
The operator also says it has raised €255m through a special loan programme to further expand its network.
A new forecast based on data from the analyst firm Omdia uses operator coverage data to predict this growth in subscribers.