City of Chicago


312 Area code: Chicago, Cook - Landline

Directory Numbers

How to dial a U.S. number internationally:

  • Start with your country's exit code (e.g., 011 for the U.S. or Canada).
  • Dial the U.S. country code (+1).
  • Dial the 10-digit phone number (area code + local number).

  • 3125423900 | +1 312-542-3900 Illinois U.S.A.
  • 3125423901 | +1 312-542-3901 Illinois U.S.A.
  • 3125423902 | +1 312-542-3902 Illinois U.S.A.
  • 3125423903 | +1 312-542-3903 Illinois U.S.A.
  • 3125423904 | +1 312-542-3904 Illinois U.S.A.
  • 3125423905 | +1 312-542-3905 Illinois U.S.A.
  • 3125423906 | +1 312-542-3906 Illinois U.S.A.
  • 3125423907 | +1 312-542-3907 Illinois U.S.A.
  • 3125423908 | +1 312-542-3908 Illinois U.S.A.
  • 3125423909 | +1 312-542-3909 Illinois U.S.A.
  • 3125423910 | +1 312-542-3910 Illinois U.S.A.
  • 3125423911 | +1 312-542-3911 Illinois U.S.A.
  • 3125423912 | +1 312-542-3912 Illinois U.S.A.
  • 3125423913 | +1 312-542-3913 Illinois U.S.A.
  • 3125423914 | +1 312-542-3914 Illinois U.S.A.
  • 3125423915 | +1 312-542-3915 Illinois U.S.A.
  • 3125423916 | +1 312-542-3916 Illinois U.S.A.
  • 3125423917 | +1 312-542-3917 Illinois U.S.A.
  • 3125423918 | +1 312-542-3918 Illinois U.S.A.
  • 3125423919 | +1 312-542-3919 Illinois U.S.A.
  • 3125423920 | +1 312-542-3920 Illinois U.S.A.
  • 3125423921 | +1 312-542-3921 Illinois U.S.A.
  • 3125423922 | +1 312-542-3922 Illinois U.S.A.
  • 3125423923 | +1 312-542-3923 Illinois U.S.A.
  • 3125423924 | +1 312-542-3924 Illinois U.S.A.
  • 3125423925 | +1 312-542-3925 Illinois U.S.A.
  • 3125423926 | +1 312-542-3926 Illinois U.S.A.
  • 3125423927 | +1 312-542-3927 Illinois U.S.A.
  • 3125423928 | +1 312-542-3928 Illinois U.S.A.
  • 3125423929 | +1 312-542-3929 Illinois U.S.A.
  • 3125423930 | +1 312-542-3930 Illinois U.S.A.
  • 3125423931 | +1 312-542-3931 Illinois U.S.A.
  • 3125423932 | +1 312-542-3932 Illinois U.S.A.
  • 3125423933 | +1 312-542-3933 Illinois U.S.A.
  • 3125423934 | +1 312-542-3934 Illinois U.S.A.
  • 3125423935 | +1 312-542-3935 Illinois U.S.A.
  • 3125423936 | +1 312-542-3936 Illinois U.S.A.
  • 3125423937 | +1 312-542-3937 Illinois U.S.A.
  • 3125423938 | +1 312-542-3938 Illinois U.S.A.
  • 3125423939 | +1 312-542-3939 Illinois U.S.A.
  • 3125423940 | +1 312-542-3940 Illinois U.S.A.
  • 3125423941 | +1 312-542-3941 Illinois U.S.A.
  • 3125423942 | +1 312-542-3942 Illinois U.S.A.
  • 3125423943 | +1 312-542-3943 Illinois U.S.A.
  • 3125423944 | +1 312-542-3944 Illinois U.S.A.
  • 3125423945 | +1 312-542-3945 Illinois U.S.A.
  • 3125423946 | +1 312-542-3946 Illinois U.S.A.
  • 3125423947 | +1 312-542-3947 Illinois U.S.A.
  • 3125423948 | +1 312-542-3948 Illinois U.S.A.
  • 3125423949 | +1 312-542-3949 Illinois U.S.A.
  • 3125423950 | +1 312-542-3950 Illinois U.S.A.
  • 3125423951 | +1 312-542-3951 Illinois U.S.A.
  • 3125423952 | +1 312-542-3952 Illinois U.S.A.
  • 3125423953 | +1 312-542-3953 Illinois U.S.A.
  • 3125423954 | +1 312-542-3954 Illinois U.S.A.
  • 3125423955 | +1 312-542-3955 Illinois U.S.A.
  • 3125423956 | +1 312-542-3956 Illinois U.S.A.
  • 3125423957 | +1 312-542-3957 Illinois U.S.A.
  • 3125423958 | +1 312-542-3958 Illinois U.S.A.
  • 3125423959 | +1 312-542-3959 Illinois U.S.A.
  • 3125423960 | +1 312-542-3960 Illinois U.S.A.
  • 3125423961 | +1 312-542-3961 Illinois U.S.A.
  • 3125423962 | +1 312-542-3962 Illinois U.S.A.
  • 3125423963 | +1 312-542-3963 Illinois U.S.A.
  • 3125423964 | +1 312-542-3964 Illinois U.S.A.
  • 3125423965 | +1 312-542-3965 Illinois U.S.A.
  • 3125423966 | +1 312-542-3966 Illinois U.S.A.
  • 3125423967 | +1 312-542-3967 Illinois U.S.A.
  • 3125423968 | +1 312-542-3968 Illinois U.S.A.
  • 3125423969 | +1 312-542-3969 Illinois U.S.A.
  • 3125423970 | +1 312-542-3970 Illinois U.S.A.
  • 3125423971 | +1 312-542-3971 Illinois U.S.A.
  • 3125423972 | +1 312-542-3972 Illinois U.S.A.
  • 3125423973 | +1 312-542-3973 Illinois U.S.A.
  • 3125423974 | +1 312-542-3974 Illinois U.S.A.
  • 3125423975 | +1 312-542-3975 Illinois U.S.A.
  • 3125423976 | +1 312-542-3976 Illinois U.S.A.
  • 3125423977 | +1 312-542-3977 Illinois U.S.A.
  • 3125423978 | +1 312-542-3978 Illinois U.S.A.
  • 3125423979 | +1 312-542-3979 Illinois U.S.A.
  • 3125423980 | +1 312-542-3980 Illinois U.S.A.
  • 3125423981 | +1 312-542-3981 Illinois U.S.A.
  • 3125423982 | +1 312-542-3982 Illinois U.S.A.
  • 3125423983 | +1 312-542-3983 Illinois U.S.A.
  • 3125423984 | +1 312-542-3984 Illinois U.S.A.
  • 3125423985 | +1 312-542-3985 Illinois U.S.A.
  • 3125423986 | +1 312-542-3986 Illinois U.S.A.
  • 3125423987 | +1 312-542-3987 Illinois U.S.A.
  • 3125423988 | +1 312-542-3988 Illinois U.S.A.
  • 3125423989 | +1 312-542-3989 Illinois U.S.A.
  • 3125423990 | +1 312-542-3990 Illinois U.S.A.
  • 3125423991 | +1 312-542-3991 Illinois U.S.A.
  • 3125423992 | +1 312-542-3992 Illinois U.S.A.
  • 3125423993 | +1 312-542-3993 Illinois U.S.A.
  • 3125423994 | +1 312-542-3994 Illinois U.S.A.
  • 3125423995 | +1 312-542-3995 Illinois U.S.A.
  • 3125423996 | +1 312-542-3996 Illinois U.S.A.
  • 3125423997 | +1 312-542-3997 Illinois U.S.A.
  • 3125423998 | +1 312-542-3998 Illinois U.S.A.
  • 3125423999 | +1 312-542-3999 Illinois U.S.A.