Royal Mail has advised that not all mail was processed to schedule yesterday at its South Midlands Mail Processing Centre. Customers should expect delays in the following areas:

• South Midlands: Some mail posted in other parts of the UK, due for delivery today in the CV, LE, MK and NN postcode areas.

• Gatwick: Some mail posted in the BN and RH postcode areas, due for delivery today in other parts of the UK.