Someone is reported missing every 90 seconds in the UK.
While most are found and reunited with their families, for some the heartbreak continues.
Missing People is a UK charity that provides confidential 24-hour support to missing people and their loved ones.
The gallery below contains the faces of 57 people who have been missing for more than a year in the North West:
You can report a sighting - free and confidentially - by calling 116 000, emailing [email protected], completing our online sightings form HERE.
25. Sang Ngoc Tran
Age at disappearance: 18 | Missing since: November 11, 2017 | Missing from: Longsight in Manchester | Reference number: 18-001519 | www.missingpeople.org.uk
26. Glenn Dawes
Age at disappearance: 65 | Missing since: November 22, 2017 | Missing from: Carlisle in Cumbria | Reference number: 17-006963 | www.missingpeople.org.uk
27. Christopher Chawner
Age at disappearance: 30 | Missing since: May 15, 2017 | Missing from: Manchester | Reference number: 18-000227 | www.missingpeople.org.uk
28. Lewis Norton
Age at disappearance: 44 | Missing since: September 9, 2017 | Missing from: Carlisle in Cumbria | Reference number: 17-005967 | www.missingpeople.org.uk