區號 美利堅合眾國 (美國) 區號美利堅合眾國 (美國): 市/鎮或地區 區號 1.California6192.California5623.California6284.California6505.California6576.California6617.California4088.California4159.California42410.California44211.California62612.California55913.California53014.California51015.California32316.California31017.California95118.California94919.California92520.California91621.California20922.California21323.California66924.California70725.California71426.California74727.California76028.California80529.California81830.California83131.California85832.California90933.Colorado71934.Colorado30335.Colorado97036.Colorado72037.Connecticut47538.Connecticut20339.Connecticut86040.Connecticut959