La Poste, the French Post Office has advised that the strike action is over and normal operations have resumed. 

La Poste, the French Post Office has advised that a major strike has affected the French overseas department of Martinique for the past three weeks, causing delays to collection and delivery of all postal items. 

There is no end date for the strike at present. Delivery delays are likely to continue after the strike period due to a backlog of mail.