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).

  • 3129927900 | +1 312-992-7900 Illinois U.S.A.
  • 3129927901 | +1 312-992-7901 Illinois U.S.A.
  • 3129927902 | +1 312-992-7902 Illinois U.S.A.
  • 3129927903 | +1 312-992-7903 Illinois U.S.A.
  • 3129927904 | +1 312-992-7904 Illinois U.S.A.
  • 3129927905 | +1 312-992-7905 Illinois U.S.A.
  • 3129927906 | +1 312-992-7906 Illinois U.S.A.
  • 3129927907 | +1 312-992-7907 Illinois U.S.A.
  • 3129927908 | +1 312-992-7908 Illinois U.S.A.
  • 3129927909 | +1 312-992-7909 Illinois U.S.A.
  • 3129927910 | +1 312-992-7910 Illinois U.S.A.
  • 3129927911 | +1 312-992-7911 Illinois U.S.A.
  • 3129927912 | +1 312-992-7912 Illinois U.S.A.
  • 3129927913 | +1 312-992-7913 Illinois U.S.A.
  • 3129927914 | +1 312-992-7914 Illinois U.S.A.
  • 3129927915 | +1 312-992-7915 Illinois U.S.A.
  • 3129927916 | +1 312-992-7916 Illinois U.S.A.
  • 3129927917 | +1 312-992-7917 Illinois U.S.A.
  • 3129927918 | +1 312-992-7918 Illinois U.S.A.
  • 3129927919 | +1 312-992-7919 Illinois U.S.A.
  • 3129927920 | +1 312-992-7920 Illinois U.S.A.
  • 3129927921 | +1 312-992-7921 Illinois U.S.A.
  • 3129927922 | +1 312-992-7922 Illinois U.S.A.
  • 3129927923 | +1 312-992-7923 Illinois U.S.A.
  • 3129927924 | +1 312-992-7924 Illinois U.S.A.
  • 3129927925 | +1 312-992-7925 Illinois U.S.A.
  • 3129927926 | +1 312-992-7926 Illinois U.S.A.
  • 3129927927 | +1 312-992-7927 Illinois U.S.A.
  • 3129927928 | +1 312-992-7928 Illinois U.S.A.
  • 3129927929 | +1 312-992-7929 Illinois U.S.A.
  • 3129927930 | +1 312-992-7930 Illinois U.S.A.
  • 3129927931 | +1 312-992-7931 Illinois U.S.A.
  • 3129927932 | +1 312-992-7932 Illinois U.S.A.
  • 3129927933 | +1 312-992-7933 Illinois U.S.A.
  • 3129927934 | +1 312-992-7934 Illinois U.S.A.
  • 3129927935 | +1 312-992-7935 Illinois U.S.A.
  • 3129927936 | +1 312-992-7936 Illinois U.S.A.
  • 3129927937 | +1 312-992-7937 Illinois U.S.A.
  • 3129927938 | +1 312-992-7938 Illinois U.S.A.
  • 3129927939 | +1 312-992-7939 Illinois U.S.A.
  • 3129927940 | +1 312-992-7940 Illinois U.S.A.
  • 3129927941 | +1 312-992-7941 Illinois U.S.A.
  • 3129927942 | +1 312-992-7942 Illinois U.S.A.
  • 3129927943 | +1 312-992-7943 Illinois U.S.A.
  • 3129927944 | +1 312-992-7944 Illinois U.S.A.
  • 3129927945 | +1 312-992-7945 Illinois U.S.A.
  • 3129927946 | +1 312-992-7946 Illinois U.S.A.
  • 3129927947 | +1 312-992-7947 Illinois U.S.A.
  • 3129927948 | +1 312-992-7948 Illinois U.S.A.
  • 3129927949 | +1 312-992-7949 Illinois U.S.A.
  • 3129927950 | +1 312-992-7950 Illinois U.S.A.
  • 3129927951 | +1 312-992-7951 Illinois U.S.A.
  • 3129927952 | +1 312-992-7952 Illinois U.S.A.
  • 3129927953 | +1 312-992-7953 Illinois U.S.A.
  • 3129927954 | +1 312-992-7954 Illinois U.S.A.
  • 3129927955 | +1 312-992-7955 Illinois U.S.A.
  • 3129927956 | +1 312-992-7956 Illinois U.S.A.
  • 3129927957 | +1 312-992-7957 Illinois U.S.A.
  • 3129927958 | +1 312-992-7958 Illinois U.S.A.
  • 3129927959 | +1 312-992-7959 Illinois U.S.A.
  • 3129927960 | +1 312-992-7960 Illinois U.S.A.
  • 3129927961 | +1 312-992-7961 Illinois U.S.A.
  • 3129927962 | +1 312-992-7962 Illinois U.S.A.
  • 3129927963 | +1 312-992-7963 Illinois U.S.A.
  • 3129927964 | +1 312-992-7964 Illinois U.S.A.
  • 3129927965 | +1 312-992-7965 Illinois U.S.A.
  • 3129927966 | +1 312-992-7966 Illinois U.S.A.
  • 3129927967 | +1 312-992-7967 Illinois U.S.A.
  • 3129927968 | +1 312-992-7968 Illinois U.S.A.
  • 3129927969 | +1 312-992-7969 Illinois U.S.A.
  • 3129927970 | +1 312-992-7970 Illinois U.S.A.
  • 3129927971 | +1 312-992-7971 Illinois U.S.A.
  • 3129927972 | +1 312-992-7972 Illinois U.S.A.
  • 3129927973 | +1 312-992-7973 Illinois U.S.A.
  • 3129927974 | +1 312-992-7974 Illinois U.S.A.
  • 3129927975 | +1 312-992-7975 Illinois U.S.A.
  • 3129927976 | +1 312-992-7976 Illinois U.S.A.
  • 3129927977 | +1 312-992-7977 Illinois U.S.A.
  • 3129927978 | +1 312-992-7978 Illinois U.S.A.
  • 3129927979 | +1 312-992-7979 Illinois U.S.A.
  • 3129927980 | +1 312-992-7980 Illinois U.S.A.
  • 3129927981 | +1 312-992-7981 Illinois U.S.A.
  • 3129927982 | +1 312-992-7982 Illinois U.S.A.
  • 3129927983 | +1 312-992-7983 Illinois U.S.A.
  • 3129927984 | +1 312-992-7984 Illinois U.S.A.
  • 3129927985 | +1 312-992-7985 Illinois U.S.A.
  • 3129927986 | +1 312-992-7986 Illinois U.S.A.
  • 3129927987 | +1 312-992-7987 Illinois U.S.A.
  • 3129927988 | +1 312-992-7988 Illinois U.S.A.
  • 3129927989 | +1 312-992-7989 Illinois U.S.A.
  • 3129927990 | +1 312-992-7990 Illinois U.S.A.
  • 3129927991 | +1 312-992-7991 Illinois U.S.A.
  • 3129927992 | +1 312-992-7992 Illinois U.S.A.
  • 3129927993 | +1 312-992-7993 Illinois U.S.A.
  • 3129927994 | +1 312-992-7994 Illinois U.S.A.
  • 3129927995 | +1 312-992-7995 Illinois U.S.A.
  • 3129927996 | +1 312-992-7996 Illinois U.S.A.
  • 3129927997 | +1 312-992-7997 Illinois U.S.A.
  • 3129927998 | +1 312-992-7998 Illinois U.S.A.
  • 3129927999 | +1 312-992-7999 Illinois U.S.A.