Train services between Ipswich, Stowmarket and Bury St Edmunds, and London, Cambridge and Stansted Airport will be affected by engineering work this weekend.
Engineering work means buses will replace trains between Ipswich, Stowmarket and Bury St Edmunds this weekend.
The changes apply from 4am on Saturday, March 25 to 5am Monday, March 27.
On Sunday engineering work taking place until 1pm means buses will replace trains between Waltham Cross and Stansted Airport for Liverpool Street to Cambridge services.
A replacement direct bus service will be in operation between Liverpool Street and Stansted Airport, and services between Liverpool Street and Hertford East will be diverted to Enfield Town with a connecting bus service to and from Hertford East.
Further Information is available from the National Rail on 08457 48 49 50.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here