Hello Friends, If you are working on UK project, Here is the list of updated Free Classified Sites in United Kingdom (UK). Hope it will help you

Sr. No.
 UK Classifieds Sites
1 https://www.advertiseera.com/
2 https://www.h1ad.com/
3 https://www.giganticlist.com/
4 https://www.classifiedsfactor.com/
5 https://www.rectanglead.com/
6 https://www.superadpost.com/
7 https://www.egoota.com/
8 https://www.bedpage.com/
9 https://www.seokorner.com
10 https://www.findermaster.com
11 https://www.wallclassifieds.com
12 https://www.classifiedsfactor.com
13 http://www.locanto.co.uk
14 http://ukclassifieds.co.uk/
15 http://ukfreeads.ws
16 http://freeadsFreeFree.co.uk/
17 http://adeex.co.uk
18 http://gumtree.com
19 http://tapthat.co.uk
20 http://uk.freeads.net
21 http://adpost.com/uk
22 http://friday-ad.co.uk
23 http://hallolondon.co.uk
24 http://cambridgedirectory.co.uk
25 http://london.adzooks.co.uk
26 http://vivastreet.co.uk
27 http://classifieds.co.uk
28 http://adoos.co.uk
29 http://ad-mart.co.uk
30 http://www.vivastreet.co.uk/
31 http://www.friday-ad.co.uk/
32 http://www.london-village.co.uk/
33 http://sheffieldexchange.co.uk/
34 http://www.chaosads.com/
35 http://www.adsfarm.co.uk/
36 http://www.poundad.co.uk/
37 http://bournemouthexchange.co.uk/
38 http://portsmouthexchange.co.uk/
39 http://exeterexchange.co.uk/
40 http://plymouthexchange.co.uk/
41 http://cardiffexchange.co.uk/
42 http://bradford-exchange.co.uk/
43 http://southamptonexchange.co.uk/
44 http://dublinexchange.ie/
45 http://corkexchange.ie/
46 http://liverpoolexchange.co.uk/
47 http://wakefieldexchange.co.uk/
48 http://newcastleexchange.co.uk/
49 http://leedsexchange.co.uk/
50 http://hullexchange.co.uk/
51 http://sunderlandexchange.co.uk/
52 http://belfastexchange.co.uk/
53 http://glasgowexchange.co.uk/
54 http://derryexchange.co.uk/
55 http://aberdeenexchange.co.uk/
56 http://edinburghexchange.co.uk/
57 http://dundeeexchange.co.uk/
58 http://brightonexchange.co.uk/
59 http://lutonexchange.co.uk/
60 http://norwichexchange.co.uk/
61 http://leicesterexchange.co.uk/
62 http://southendexchange.co.uk/
63 http://ipswichexchange.co.uk/
64 http://birminghamexchange.co.uk/
65 http://www.gbads.co.uk/
66 http://www.regionad.co.uk/
67 http://www.your-ads.co.uk/
68 http://www.secondhandfinder.co.uk/
69 http://www.petsinparticular.co.uk/
70 http://www.postadverts.com/