Carlisle mail centre workers will be working through a bumper festive mail bag of up to 600,000 items on its busiest day today, Wednesday 18 December.
The 283 mail centre workers and 838 Carlisle delivery postmen and women as Royal Mail delivers a first class Christmas for all its customers.
But, Royal Mail is urging people to make sure they post their letters as early as possible to ensure they reach their destination by Christmas Day.
- Last recommended posting dates for First Class Mail is Friday 20 December
- Last recommended posting date for Second Class is Wednesday 18 December
- Important items can be posted using Special Delivery up until December 23