Article thumbnail: Royal Mail delivery worker Leila delivers mail in Balham, Wandsworth in London, during England's third national lockdown to curb the spread of coronavirus. PA Photo. Picture date: Tuesday January 12, 2021. Royal Mail has published a list of 28 areas suffering from limited delivery services as more of its workforce is affected by Covid-19. The zones ? comprising 27 in England and one in Northern Ireland ? are no longer receiving regular post because of the high numbers of Royal Mail staff who are either off sick or self-isolating. See PA story HEALTH Coronavirus Mail. Photo credit should read: Kirsty O'Connor/PA Wire