Ilford and the City of London are the only places in the UK with no reported cases of Aussie flu, according to the online FluSurvey map.
Dorchester, Brecon and Telford were the latest areas to report cases.
The NHS has been struggling to cope with one of Britain’s worst flu seasons for 50 years.
The FluSurvey map relies on reported data from patients themselves, meaning the number of sufferers could be even greater.
Five towns in the...