Station staff working for the rail operator Greater Anglia have voted to go on strike in a row over flexible working.
Members of the Rail Maritime and Transport Union on the West Anglia route backed a campaign of industrial action.
The union has about 100 members involved in the dispute. Its General Secretary Bob Crow has accused Greater Anglia of ignoring agreed procedures.
More top news
Ipswich Town have completed the signing of winger Gwion Edwards from Peterborough United for an undisclosed fee.
An East Anglian charity is in line for a string of donations from Ipswich Town fans after goalkeeper Bartosz Białkowski signed a new deal.
Anglian Water have revealed that there are no plans for a hosepipe ban in East Anglia, despite the recent spell of dry weather.