The local sites google uses for scraping reviews from....

[williamc]

http://listings.local.yahoo.com/csubmit/index.php
http://whas.cityvoter.com/BusinessOw...inessInfo.aspx
http://www.insiderpages.com/advertiser/find_business
http://www.judysbook.com/html/basic.htm
http://www.citygridmedia.com/advertise-locally/
http://www.dexknows.com/info/businessProfile.asp
http://listings.yellowpages.com/Serv...aimSearch.aspx
http://www.supermedia.com/spportal/b...dEditaBusiness
http://gocitykids.parentsconnect.com/submit/attraction
http://www.dexknows.com/business_pro...3081?mkt=62901
http://www.truelocal.com.au/business...brunswick-east
http://www.merchantcircle.com/corporate/
http://corporate.local.com/Advertise...businesses.asp
http://listings.local.yahoo.com/enh.php

From trying 'London Hotels' from uk;
http://www.tripadvisor.co.uk/
http://www.qype.co.uk/
http://www.yelp.co.uk/
http://www.london-eating.co.uk/
http://www.toptable.com/
http://www.tipped.co.uk/
http://www.yell.com/
http://www.viewlondon.co.uk/
http://www.gayot.com/
http://www.bview.co.uk
probably a lot more but getting rather niche/London specific....
From 'Hairdressers in London' from uk;
http://www.qype.co.uk - again
http://www.yelp.co.uk - again
http://www.welovelocal.com
http://members.virtualtourist.com/
http://www.touruk.co.uk
Plumbers in Scotland only gives ;
http://www.qype.co.uk/
http://www.tipped.co.uk/