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).

  • 3129883900 | +1 312-988-3900 Illinois U.S.A.
  • 3129883901 | +1 312-988-3901 Illinois U.S.A.
  • 3129883902 | +1 312-988-3902 Illinois U.S.A.
  • 3129883903 | +1 312-988-3903 Illinois U.S.A.
  • 3129883904 | +1 312-988-3904 Illinois U.S.A.
  • 3129883905 | +1 312-988-3905 Illinois U.S.A.
  • 3129883906 | +1 312-988-3906 Illinois U.S.A.
  • 3129883907 | +1 312-988-3907 Illinois U.S.A.
  • 3129883908 | +1 312-988-3908 Illinois U.S.A.
  • 3129883909 | +1 312-988-3909 Illinois U.S.A.
  • 3129883910 | +1 312-988-3910 Illinois U.S.A.
  • 3129883911 | +1 312-988-3911 Illinois U.S.A.
  • 3129883912 | +1 312-988-3912 Illinois U.S.A.
  • 3129883913 | +1 312-988-3913 Illinois U.S.A.
  • 3129883914 | +1 312-988-3914 Illinois U.S.A.
  • 3129883915 | +1 312-988-3915 Illinois U.S.A.
  • 3129883916 | +1 312-988-3916 Illinois U.S.A.
  • 3129883917 | +1 312-988-3917 Illinois U.S.A.
  • 3129883918 | +1 312-988-3918 Illinois U.S.A.
  • 3129883919 | +1 312-988-3919 Illinois U.S.A.
  • 3129883920 | +1 312-988-3920 Illinois U.S.A.
  • 3129883921 | +1 312-988-3921 Illinois U.S.A.
  • 3129883922 | +1 312-988-3922 Illinois U.S.A.
  • 3129883923 | +1 312-988-3923 Illinois U.S.A.
  • 3129883924 | +1 312-988-3924 Illinois U.S.A.
  • 3129883925 | +1 312-988-3925 Illinois U.S.A.
  • 3129883926 | +1 312-988-3926 Illinois U.S.A.
  • 3129883927 | +1 312-988-3927 Illinois U.S.A.
  • 3129883928 | +1 312-988-3928 Illinois U.S.A.
  • 3129883929 | +1 312-988-3929 Illinois U.S.A.
  • 3129883930 | +1 312-988-3930 Illinois U.S.A.
  • 3129883931 | +1 312-988-3931 Illinois U.S.A.
  • 3129883932 | +1 312-988-3932 Illinois U.S.A.
  • 3129883933 | +1 312-988-3933 Illinois U.S.A.
  • 3129883934 | +1 312-988-3934 Illinois U.S.A.
  • 3129883935 | +1 312-988-3935 Illinois U.S.A.
  • 3129883936 | +1 312-988-3936 Illinois U.S.A.
  • 3129883937 | +1 312-988-3937 Illinois U.S.A.
  • 3129883938 | +1 312-988-3938 Illinois U.S.A.
  • 3129883939 | +1 312-988-3939 Illinois U.S.A.
  • 3129883940 | +1 312-988-3940 Illinois U.S.A.
  • 3129883941 | +1 312-988-3941 Illinois U.S.A.
  • 3129883942 | +1 312-988-3942 Illinois U.S.A.
  • 3129883943 | +1 312-988-3943 Illinois U.S.A.
  • 3129883944 | +1 312-988-3944 Illinois U.S.A.
  • 3129883945 | +1 312-988-3945 Illinois U.S.A.
  • 3129883946 | +1 312-988-3946 Illinois U.S.A.
  • 3129883947 | +1 312-988-3947 Illinois U.S.A.
  • 3129883948 | +1 312-988-3948 Illinois U.S.A.
  • 3129883949 | +1 312-988-3949 Illinois U.S.A.
  • 3129883950 | +1 312-988-3950 Illinois U.S.A.
  • 3129883951 | +1 312-988-3951 Illinois U.S.A.
  • 3129883952 | +1 312-988-3952 Illinois U.S.A.
  • 3129883953 | +1 312-988-3953 Illinois U.S.A.
  • 3129883954 | +1 312-988-3954 Illinois U.S.A.
  • 3129883955 | +1 312-988-3955 Illinois U.S.A.
  • 3129883956 | +1 312-988-3956 Illinois U.S.A.
  • 3129883957 | +1 312-988-3957 Illinois U.S.A.
  • 3129883958 | +1 312-988-3958 Illinois U.S.A.
  • 3129883959 | +1 312-988-3959 Illinois U.S.A.
  • 3129883960 | +1 312-988-3960 Illinois U.S.A.
  • 3129883961 | +1 312-988-3961 Illinois U.S.A.
  • 3129883962 | +1 312-988-3962 Illinois U.S.A.
  • 3129883963 | +1 312-988-3963 Illinois U.S.A.
  • 3129883964 | +1 312-988-3964 Illinois U.S.A.
  • 3129883965 | +1 312-988-3965 Illinois U.S.A.
  • 3129883966 | +1 312-988-3966 Illinois U.S.A.
  • 3129883967 | +1 312-988-3967 Illinois U.S.A.
  • 3129883968 | +1 312-988-3968 Illinois U.S.A.
  • 3129883969 | +1 312-988-3969 Illinois U.S.A.
  • 3129883970 | +1 312-988-3970 Illinois U.S.A.
  • 3129883971 | +1 312-988-3971 Illinois U.S.A.
  • 3129883972 | +1 312-988-3972 Illinois U.S.A.
  • 3129883973 | +1 312-988-3973 Illinois U.S.A.
  • 3129883974 | +1 312-988-3974 Illinois U.S.A.
  • 3129883975 | +1 312-988-3975 Illinois U.S.A.
  • 3129883976 | +1 312-988-3976 Illinois U.S.A.
  • 3129883977 | +1 312-988-3977 Illinois U.S.A.
  • 3129883978 | +1 312-988-3978 Illinois U.S.A.
  • 3129883979 | +1 312-988-3979 Illinois U.S.A.
  • 3129883980 | +1 312-988-3980 Illinois U.S.A.
  • 3129883981 | +1 312-988-3981 Illinois U.S.A.
  • 3129883982 | +1 312-988-3982 Illinois U.S.A.
  • 3129883983 | +1 312-988-3983 Illinois U.S.A.
  • 3129883984 | +1 312-988-3984 Illinois U.S.A.
  • 3129883985 | +1 312-988-3985 Illinois U.S.A.
  • 3129883986 | +1 312-988-3986 Illinois U.S.A.
  • 3129883987 | +1 312-988-3987 Illinois U.S.A.
  • 3129883988 | +1 312-988-3988 Illinois U.S.A.
  • 3129883989 | +1 312-988-3989 Illinois U.S.A.
  • 3129883990 | +1 312-988-3990 Illinois U.S.A.
  • 3129883991 | +1 312-988-3991 Illinois U.S.A.
  • 3129883992 | +1 312-988-3992 Illinois U.S.A.
  • 3129883993 | +1 312-988-3993 Illinois U.S.A.
  • 3129883994 | +1 312-988-3994 Illinois U.S.A.
  • 3129883995 | +1 312-988-3995 Illinois U.S.A.
  • 3129883996 | +1 312-988-3996 Illinois U.S.A.
  • 3129883997 | +1 312-988-3997 Illinois U.S.A.
  • 3129883998 | +1 312-988-3998 Illinois U.S.A.
  • 3129883999 | +1 312-988-3999 Illinois U.S.A.