The singer, 22, was a regular customer of Wasel Ali's Paradise in Hampstead, north London, but as he is now based in Los Angeles, Styles is keen for the curry house owner to follow him across the Atlantic.
Other regulars at the London eatery include model Kate Moss and comedian Rowan Atkinson, as well as All Saints singers Nicole and Natalie Appleton.
"They have all encouraged Wasel to open an LA branch because they always moan there are so few decent curry houses in California.