On this page:
Register your UK surname interests at UK Surnames
Sites where you post a message under a specific topic, usually by surname, or place, but also on specialty topics, eg military dna.
Some are gatewayed to a mailing list whereby subscribers to the list get copies of each message posted.
All are regularly monitored by a heap of knowledgeable and helpful people.
CuriousFox A village-centric take on UK genealogy. Search by village or surname and post messages about your specific family/village links.
Ancestral Atlas People mapped over time and place. With historic and modern day mapping layers. Registered users gain access to migration maps for family descendants if a suitable gedcom has been uploaded.