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).

  • 3123805900 | +1 312-380-5900 Illinois U.S.A.
  • 3123805901 | +1 312-380-5901 Illinois U.S.A.
  • 3123805902 | +1 312-380-5902 Illinois U.S.A.
  • 3123805903 | +1 312-380-5903 Illinois U.S.A.
  • 3123805904 | +1 312-380-5904 Illinois U.S.A.
  • 3123805905 | +1 312-380-5905 Illinois U.S.A.
  • 3123805906 | +1 312-380-5906 Illinois U.S.A.
  • 3123805907 | +1 312-380-5907 Illinois U.S.A.
  • 3123805908 | +1 312-380-5908 Illinois U.S.A.
  • 3123805909 | +1 312-380-5909 Illinois U.S.A.
  • 3123805910 | +1 312-380-5910 Illinois U.S.A.
  • 3123805911 | +1 312-380-5911 Illinois U.S.A.
  • 3123805912 | +1 312-380-5912 Illinois U.S.A.
  • 3123805913 | +1 312-380-5913 Illinois U.S.A.
  • 3123805914 | +1 312-380-5914 Illinois U.S.A.
  • 3123805915 | +1 312-380-5915 Illinois U.S.A.
  • 3123805916 | +1 312-380-5916 Illinois U.S.A.
  • 3123805917 | +1 312-380-5917 Illinois U.S.A.
  • 3123805918 | +1 312-380-5918 Illinois U.S.A.
  • 3123805919 | +1 312-380-5919 Illinois U.S.A.
  • 3123805920 | +1 312-380-5920 Illinois U.S.A.
  • 3123805921 | +1 312-380-5921 Illinois U.S.A.
  • 3123805922 | +1 312-380-5922 Illinois U.S.A.
  • 3123805923 | +1 312-380-5923 Illinois U.S.A.
  • 3123805924 | +1 312-380-5924 Illinois U.S.A.
  • 3123805925 | +1 312-380-5925 Illinois U.S.A.
  • 3123805926 | +1 312-380-5926 Illinois U.S.A.
  • 3123805927 | +1 312-380-5927 Illinois U.S.A.
  • 3123805928 | +1 312-380-5928 Illinois U.S.A.
  • 3123805929 | +1 312-380-5929 Illinois U.S.A.
  • 3123805930 | +1 312-380-5930 Illinois U.S.A.
  • 3123805931 | +1 312-380-5931 Illinois U.S.A.
  • 3123805932 | +1 312-380-5932 Illinois U.S.A.
  • 3123805933 | +1 312-380-5933 Illinois U.S.A.
  • 3123805934 | +1 312-380-5934 Illinois U.S.A.
  • 3123805935 | +1 312-380-5935 Illinois U.S.A.
  • 3123805936 | +1 312-380-5936 Illinois U.S.A.
  • 3123805937 | +1 312-380-5937 Illinois U.S.A.
  • 3123805938 | +1 312-380-5938 Illinois U.S.A.
  • 3123805939 | +1 312-380-5939 Illinois U.S.A.
  • 3123805940 | +1 312-380-5940 Illinois U.S.A.
  • 3123805941 | +1 312-380-5941 Illinois U.S.A.
  • 3123805942 | +1 312-380-5942 Illinois U.S.A.
  • 3123805943 | +1 312-380-5943 Illinois U.S.A.
  • 3123805944 | +1 312-380-5944 Illinois U.S.A.
  • 3123805945 | +1 312-380-5945 Illinois U.S.A.
  • 3123805946 | +1 312-380-5946 Illinois U.S.A.
  • 3123805947 | +1 312-380-5947 Illinois U.S.A.
  • 3123805948 | +1 312-380-5948 Illinois U.S.A.
  • 3123805949 | +1 312-380-5949 Illinois U.S.A.
  • 3123805950 | +1 312-380-5950 Illinois U.S.A.
  • 3123805951 | +1 312-380-5951 Illinois U.S.A.
  • 3123805952 | +1 312-380-5952 Illinois U.S.A.
  • 3123805953 | +1 312-380-5953 Illinois U.S.A.
  • 3123805954 | +1 312-380-5954 Illinois U.S.A.
  • 3123805955 | +1 312-380-5955 Illinois U.S.A.
  • 3123805956 | +1 312-380-5956 Illinois U.S.A.
  • 3123805957 | +1 312-380-5957 Illinois U.S.A.
  • 3123805958 | +1 312-380-5958 Illinois U.S.A.
  • 3123805959 | +1 312-380-5959 Illinois U.S.A.
  • 3123805960 | +1 312-380-5960 Illinois U.S.A.
  • 3123805961 | +1 312-380-5961 Illinois U.S.A.
  • 3123805962 | +1 312-380-5962 Illinois U.S.A.
  • 3123805963 | +1 312-380-5963 Illinois U.S.A.
  • 3123805964 | +1 312-380-5964 Illinois U.S.A.
  • 3123805965 | +1 312-380-5965 Illinois U.S.A.
  • 3123805966 | +1 312-380-5966 Illinois U.S.A.
  • 3123805967 | +1 312-380-5967 Illinois U.S.A.
  • 3123805968 | +1 312-380-5968 Illinois U.S.A.
  • 3123805969 | +1 312-380-5969 Illinois U.S.A.
  • 3123805970 | +1 312-380-5970 Illinois U.S.A.
  • 3123805971 | +1 312-380-5971 Illinois U.S.A.
  • 3123805972 | +1 312-380-5972 Illinois U.S.A.
  • 3123805973 | +1 312-380-5973 Illinois U.S.A.
  • 3123805974 | +1 312-380-5974 Illinois U.S.A.
  • 3123805975 | +1 312-380-5975 Illinois U.S.A.
  • 3123805976 | +1 312-380-5976 Illinois U.S.A.
  • 3123805977 | +1 312-380-5977 Illinois U.S.A.
  • 3123805978 | +1 312-380-5978 Illinois U.S.A.
  • 3123805979 | +1 312-380-5979 Illinois U.S.A.
  • 3123805980 | +1 312-380-5980 Illinois U.S.A.
  • 3123805981 | +1 312-380-5981 Illinois U.S.A.
  • 3123805982 | +1 312-380-5982 Illinois U.S.A.
  • 3123805983 | +1 312-380-5983 Illinois U.S.A.
  • 3123805984 | +1 312-380-5984 Illinois U.S.A.
  • 3123805985 | +1 312-380-5985 Illinois U.S.A.
  • 3123805986 | +1 312-380-5986 Illinois U.S.A.
  • 3123805987 | +1 312-380-5987 Illinois U.S.A.
  • 3123805988 | +1 312-380-5988 Illinois U.S.A.
  • 3123805989 | +1 312-380-5989 Illinois U.S.A.
  • 3123805990 | +1 312-380-5990 Illinois U.S.A.
  • 3123805991 | +1 312-380-5991 Illinois U.S.A.
  • 3123805992 | +1 312-380-5992 Illinois U.S.A.
  • 3123805993 | +1 312-380-5993 Illinois U.S.A.
  • 3123805994 | +1 312-380-5994 Illinois U.S.A.
  • 3123805995 | +1 312-380-5995 Illinois U.S.A.
  • 3123805996 | +1 312-380-5996 Illinois U.S.A.
  • 3123805997 | +1 312-380-5997 Illinois U.S.A.
  • 3123805998 | +1 312-380-5998 Illinois U.S.A.
  • 3123805999 | +1 312-380-5999 Illinois U.S.A.