Postnatal support

Contact your midwife. They can refer you to your local NHS perinatal mental health service. This is a list of numbers you can call if you want to talk to someone sooner https://www.mind.org.uk/information-support/guides-to-support-and-services/seeking-help-for-a-mental-health-problem/mental-health-helplines/

You can also speak to your HV, they will happily support you xx

https://www.nhs.uk/service-search/mental-health/find-an-NHS-talking-therapies-service/ also IAPT, you can self refer xx