Sir Michael claimed that there was still too much of a "postcode lottery" in educational success.
But motoring groups said pump prices remained a postcode lottery, with a wide disparity in what motorists paid.
Mr Pearce described a "postcode lottery", with local authorities performing better and worse on different aspects of adoption.
The People's Postcode Trust is funded by by players of People's Postcode Lottery.
It said the findings should be used to address a postcode lottery in alcohol counselling and treatment services across England.
The data published by Barnardo's also uncovers a "postcode lottery"' governing the fate of children waiting for court decisions throughout Wales.
And he said these disparities had wider effects than the high-profile issues over a "postcode lottery" access to rare cancer drugs.
Meanwhile, campaigners claim rape victims also face a "postcode lottery" with some forces five times more likely to secure convictions than others.
It claims chances of survival are a "postcode lottery" with patients in Herefordshire three times more likely to survive than those in Liverpool.
"The immediate priority in tackling the postcode lottery must be to ensure that everyone has access to IVF, wherever they live, " said a spokeswoman.
The government has promised legislation to tackle the apparent postcode lottery.
Their lawyers maintained some councils restricted assessments on the grounds of costs and some did not, which in the past resulted in a postcode lottery for social care.
Described by some as a postcode lottery, the system that was in place at the time made it difficult for parents to get the appropriate care for their children.
The Welsh government says its regulations are designed to avoid a postcode lottery so the amount of benefit people are entitled to is not dependent on where they live.
Lib Dem Lord Carlile of Berriew, who voted against the government, claimed there was a "postcode lottery" with mental health treatment, and that rural areas were particularly worse off.
"The current system is dogged by means-testing, a postcode lottery of charges, a rationing of services and poor standards and nothing in the plan looks like it will address any of these concerns, " its general secretary Dot Gibson said.
"The reality of these proposals are about pay cuts, the consequences for the region will be disastrous and will result in skilled health workers being driven out of the region, taking money out of the local economy and deepening the healthcare postcode lottery, " she said.
BBC: Unions angry at health consortium's ideas for South West
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