Network Rail said the vast majority of its services were running normally, with the exception of the east coast mainline GNER services to King's Cross which were stopping at Peterborough.
But they said they hoped to have a limited service up and running by lunchtime.
As rush hour got started, a Network Rail spokesman estimated the number of passengers was at 60% of normal.
"A lot of people do seem to have taken the day off," he said.
On the streets of the capital, there were extra high-visibility patrols as police sought to reassure the public, including in areas with large Muslim populations.
Friday, July 08, 2005
The Day After
This is London: