The Post Office says Next Day items are not being delivered today.
It says that parcels were due to be flown to the Island yesterday but the flight was cancelled because of ice and snow on the runway at Liverpool.
Packages will be shipped on this mornings ferry sailing instead.
Items should reach the Royal Mail network for delivery tomorrow.
Minor Injuries Unit based at Noble's today
Vandals hit community centre play equipment
Buses to be diverted in wake of Storm Bram
Parts being made to repair power station
Party promises to legalise cannabis in political advent calendar
Charity announces Xmas tree recycling scheme
Storm force wind warning in place until 6pm
Fewer than 1 in 6 people of solely Manx descent