Hackney Police are keen to learn the whereabouts of missing person Catriona Smart.
The 33-year-old woman is pregnant and was last seen wearing an orange top with anorak and jeans.
She is missing from E9 in London and has links to Sussex.
Catriona was found wandering the railway system on previous occasions, say police.
Anyone with any information regarding Ms Smart, or who might have made a recent sighting of her, is asked to call police on either 101 or 999, quoting reference 7873/14
When you believe a person in your life has disappeared, it’s important to act quickly to set a search in motion. Start by calling the police department to file a missing persons report, then take measures to conduct your own search. If you are extremely concerned for the welfare of the person then dial 999 and ask for the police.
Get the latest local news from London. Find out what’s going on in and around the capital with breaking news and more from the MyLondon news team.
For more stories from where you live, visit InYourArea.