More Indian states are banning liquor, although that hasn't stopped the drinking

They are a common sight even well before noon: groups of men huddled around plastic tabletops at canteens along the highway north of Mumbai, guzzling beers.

Then they get back in their cars and drive on for a few miles into Gujarat, an Indian state where alcohol is prohibited.

As the beer-soaked travelers near the Gujarat state line demonstrate, it is difficult to get determined tipplers to stop drinking in India. Yet a growing number of states are clamping down on the consumption of booze in an effort to stop social ills officials say come with it.

The southern state of Tamil Nadu this month became the latest to impose at least a partial ban on alcohol, with recently...