If you are sending post to Bristol, Taunton or Bath you should expect delays today.
Deliveries will be affected as industrial action continues in the United Kingdom.
Isle of Man Post Office staff aren't involved and are forwarding all mail as normal, but customers are being told items could take longer to reach their destinations.
Tynwald backs move to bring forward business case for full Douglas Bay Horse Tramway reinstatement
Department of Infrastructure to return with funding request and implementation plan in May
FOI reveals Locate Isle of Man staff costs
Wages top £450,000 in recent financial year
Noble's Hospital is safe, insists Manx Care's medical director
Follows concerns raised about its capacity
Infrastructure minister defends scrapped Ramsey flood defence scheme with no alternative currently planned
Tim Crookall says DOI committed to fresh review of options following local opposition
Death of Peel man deemed accidental by inquest
Kian Broadhead died following a road traffic collision at the Devil's Elbow