"Thirty-nine states, the District of Columbia and the Virgin Islands have laws with language specifically allowing women to breastfeed in any public or private location (Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, Florida, Georgia, Hawaii, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Minnesota, Mississippi, Missouri, Montana, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, Ohio, Oklahoma, Oregon, Pennsylvania, South Carolina, Tennessee, Texas, Utah, Vermont and Wyoming).
Twenty-five states and the Virgin Islands exempt breastfeeding from public indecency laws (Alaska, Arizona, Arkansas, Florida, Illinois, Kentucky, Louisiana, Michigan, Minnesota, Mississippi, Montana, Nevada, New Hampshire, New York, North Carolina, Oklahoma, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Utah, Virginia, Washington, Wisconsin and Wyoming).
Twenty states, the District of Columbia and Puerto Rico have laws related to breastfeeding in the workplace (California, Colorado, Connecticut, Georgia, Hawaii, Illinois, Indiana, Minnesota, Mississippi, Montana, New Mexico, New York, Oklahoma, Oregon, Rhode Island, Tennessee, Texas, Virginia, Washington and Wyoming).
Twelve states and Puerto Rico exempt breastfeeding mothers from jury duty (California, Idaho, Illinois, Iowa, Kansas, Kentucky, Minnesota, Mississippi, Nebraska, Oklahoma, Oregon and Virginia).
Five states and Puerto Rico have implemented or encouraged the development of a breastfeeding awareness education campaign (California, Illinois, Minnesota, Missouri and Vermont).
Virginia allows women to breastfeed on any land or property owned by the state."
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http://www.ncsl.org/programs/health/breast50.htm