California has the most area codes with 32 in 2014. Texas is second with 26 area codes, Florida has 18 and New York state has 15.
California's total includes 14 area codes within Los Angeles. In Texas, Dallas has five area codes, and Houston has three. In Florida, University Park, which surrounds the Florida International University main campus, has three area codes, while Miami has two. Six area codes in New York City boosts that state's total.
More than 310 area codes exist nationally. Fifteen area codes are nationally designated toll-free or information calls. Twelve states have one area code, including Alaska, Delaware, Montana, Vermont and Wyoming.