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).

  • 3122988900 | +1 312-298-8900 Illinois U.S.A.
  • 3122988901 | +1 312-298-8901 Illinois U.S.A.
  • 3122988902 | +1 312-298-8902 Illinois U.S.A.
  • 3122988903 | +1 312-298-8903 Illinois U.S.A.
  • 3122988904 | +1 312-298-8904 Illinois U.S.A.
  • 3122988905 | +1 312-298-8905 Illinois U.S.A.
  • 3122988906 | +1 312-298-8906 Illinois U.S.A.
  • 3122988907 | +1 312-298-8907 Illinois U.S.A.
  • 3122988908 | +1 312-298-8908 Illinois U.S.A.
  • 3122988909 | +1 312-298-8909 Illinois U.S.A.
  • 3122988910 | +1 312-298-8910 Illinois U.S.A.
  • 3122988911 | +1 312-298-8911 Illinois U.S.A.
  • 3122988912 | +1 312-298-8912 Illinois U.S.A.
  • 3122988913 | +1 312-298-8913 Illinois U.S.A.
  • 3122988914 | +1 312-298-8914 Illinois U.S.A.
  • 3122988915 | +1 312-298-8915 Illinois U.S.A.
  • 3122988916 | +1 312-298-8916 Illinois U.S.A.
  • 3122988917 | +1 312-298-8917 Illinois U.S.A.
  • 3122988918 | +1 312-298-8918 Illinois U.S.A.
  • 3122988919 | +1 312-298-8919 Illinois U.S.A.
  • 3122988920 | +1 312-298-8920 Illinois U.S.A.
  • 3122988921 | +1 312-298-8921 Illinois U.S.A.
  • 3122988922 | +1 312-298-8922 Illinois U.S.A.
  • 3122988923 | +1 312-298-8923 Illinois U.S.A.
  • 3122988924 | +1 312-298-8924 Illinois U.S.A.
  • 3122988925 | +1 312-298-8925 Illinois U.S.A.
  • 3122988926 | +1 312-298-8926 Illinois U.S.A.
  • 3122988927 | +1 312-298-8927 Illinois U.S.A.
  • 3122988928 | +1 312-298-8928 Illinois U.S.A.
  • 3122988929 | +1 312-298-8929 Illinois U.S.A.
  • 3122988930 | +1 312-298-8930 Illinois U.S.A.
  • 3122988931 | +1 312-298-8931 Illinois U.S.A.
  • 3122988932 | +1 312-298-8932 Illinois U.S.A.
  • 3122988933 | +1 312-298-8933 Illinois U.S.A.
  • 3122988934 | +1 312-298-8934 Illinois U.S.A.
  • 3122988935 | +1 312-298-8935 Illinois U.S.A.
  • 3122988936 | +1 312-298-8936 Illinois U.S.A.
  • 3122988937 | +1 312-298-8937 Illinois U.S.A.
  • 3122988938 | +1 312-298-8938 Illinois U.S.A.
  • 3122988939 | +1 312-298-8939 Illinois U.S.A.
  • 3122988940 | +1 312-298-8940 Illinois U.S.A.
  • 3122988941 | +1 312-298-8941 Illinois U.S.A.
  • 3122988942 | +1 312-298-8942 Illinois U.S.A.
  • 3122988943 | +1 312-298-8943 Illinois U.S.A.
  • 3122988944 | +1 312-298-8944 Illinois U.S.A.
  • 3122988945 | +1 312-298-8945 Illinois U.S.A.
  • 3122988946 | +1 312-298-8946 Illinois U.S.A.
  • 3122988947 | +1 312-298-8947 Illinois U.S.A.
  • 3122988948 | +1 312-298-8948 Illinois U.S.A.
  • 3122988949 | +1 312-298-8949 Illinois U.S.A.
  • 3122988950 | +1 312-298-8950 Illinois U.S.A.
  • 3122988951 | +1 312-298-8951 Illinois U.S.A.
  • 3122988952 | +1 312-298-8952 Illinois U.S.A.
  • 3122988953 | +1 312-298-8953 Illinois U.S.A.
  • 3122988954 | +1 312-298-8954 Illinois U.S.A.
  • 3122988955 | +1 312-298-8955 Illinois U.S.A.
  • 3122988956 | +1 312-298-8956 Illinois U.S.A.
  • 3122988957 | +1 312-298-8957 Illinois U.S.A.
  • 3122988958 | +1 312-298-8958 Illinois U.S.A.
  • 3122988959 | +1 312-298-8959 Illinois U.S.A.
  • 3122988960 | +1 312-298-8960 Illinois U.S.A.
  • 3122988961 | +1 312-298-8961 Illinois U.S.A.
  • 3122988962 | +1 312-298-8962 Illinois U.S.A.
  • 3122988963 | +1 312-298-8963 Illinois U.S.A.
  • 3122988964 | +1 312-298-8964 Illinois U.S.A.
  • 3122988965 | +1 312-298-8965 Illinois U.S.A.
  • 3122988966 | +1 312-298-8966 Illinois U.S.A.
  • 3122988967 | +1 312-298-8967 Illinois U.S.A.
  • 3122988968 | +1 312-298-8968 Illinois U.S.A.
  • 3122988969 | +1 312-298-8969 Illinois U.S.A.
  • 3122988970 | +1 312-298-8970 Illinois U.S.A.
  • 3122988971 | +1 312-298-8971 Illinois U.S.A.
  • 3122988972 | +1 312-298-8972 Illinois U.S.A.
  • 3122988973 | +1 312-298-8973 Illinois U.S.A.
  • 3122988974 | +1 312-298-8974 Illinois U.S.A.
  • 3122988975 | +1 312-298-8975 Illinois U.S.A.
  • 3122988976 | +1 312-298-8976 Illinois U.S.A.
  • 3122988977 | +1 312-298-8977 Illinois U.S.A.
  • 3122988978 | +1 312-298-8978 Illinois U.S.A.
  • 3122988979 | +1 312-298-8979 Illinois U.S.A.
  • 3122988980 | +1 312-298-8980 Illinois U.S.A.
  • 3122988981 | +1 312-298-8981 Illinois U.S.A.
  • 3122988982 | +1 312-298-8982 Illinois U.S.A.
  • 3122988983 | +1 312-298-8983 Illinois U.S.A.
  • 3122988984 | +1 312-298-8984 Illinois U.S.A.
  • 3122988985 | +1 312-298-8985 Illinois U.S.A.
  • 3122988986 | +1 312-298-8986 Illinois U.S.A.
  • 3122988987 | +1 312-298-8987 Illinois U.S.A.
  • 3122988988 | +1 312-298-8988 Illinois U.S.A.
  • 3122988989 | +1 312-298-8989 Illinois U.S.A.
  • 3122988990 | +1 312-298-8990 Illinois U.S.A.
  • 3122988991 | +1 312-298-8991 Illinois U.S.A.
  • 3122988992 | +1 312-298-8992 Illinois U.S.A.
  • 3122988993 | +1 312-298-8993 Illinois U.S.A.
  • 3122988994 | +1 312-298-8994 Illinois U.S.A.
  • 3122988995 | +1 312-298-8995 Illinois U.S.A.
  • 3122988996 | +1 312-298-8996 Illinois U.S.A.
  • 3122988997 | +1 312-298-8997 Illinois U.S.A.
  • 3122988998 | +1 312-298-8998 Illinois U.S.A.
  • 3122988999 | +1 312-298-8999 Illinois U.S.A.