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).

  • 3123087900 | +1 312-308-7900 Illinois U.S.A.
  • 3123087901 | +1 312-308-7901 Illinois U.S.A.
  • 3123087902 | +1 312-308-7902 Illinois U.S.A.
  • 3123087903 | +1 312-308-7903 Illinois U.S.A.
  • 3123087904 | +1 312-308-7904 Illinois U.S.A.
  • 3123087905 | +1 312-308-7905 Illinois U.S.A.
  • 3123087906 | +1 312-308-7906 Illinois U.S.A.
  • 3123087907 | +1 312-308-7907 Illinois U.S.A.
  • 3123087908 | +1 312-308-7908 Illinois U.S.A.
  • 3123087909 | +1 312-308-7909 Illinois U.S.A.
  • 3123087910 | +1 312-308-7910 Illinois U.S.A.
  • 3123087911 | +1 312-308-7911 Illinois U.S.A.
  • 3123087912 | +1 312-308-7912 Illinois U.S.A.
  • 3123087913 | +1 312-308-7913 Illinois U.S.A.
  • 3123087914 | +1 312-308-7914 Illinois U.S.A.
  • 3123087915 | +1 312-308-7915 Illinois U.S.A.
  • 3123087916 | +1 312-308-7916 Illinois U.S.A.
  • 3123087917 | +1 312-308-7917 Illinois U.S.A.
  • 3123087918 | +1 312-308-7918 Illinois U.S.A.
  • 3123087919 | +1 312-308-7919 Illinois U.S.A.
  • 3123087920 | +1 312-308-7920 Illinois U.S.A.
  • 3123087921 | +1 312-308-7921 Illinois U.S.A.
  • 3123087922 | +1 312-308-7922 Illinois U.S.A.
  • 3123087923 | +1 312-308-7923 Illinois U.S.A.
  • 3123087924 | +1 312-308-7924 Illinois U.S.A.
  • 3123087925 | +1 312-308-7925 Illinois U.S.A.
  • 3123087926 | +1 312-308-7926 Illinois U.S.A.
  • 3123087927 | +1 312-308-7927 Illinois U.S.A.
  • 3123087928 | +1 312-308-7928 Illinois U.S.A.
  • 3123087929 | +1 312-308-7929 Illinois U.S.A.
  • 3123087930 | +1 312-308-7930 Illinois U.S.A.
  • 3123087931 | +1 312-308-7931 Illinois U.S.A.
  • 3123087932 | +1 312-308-7932 Illinois U.S.A.
  • 3123087933 | +1 312-308-7933 Illinois U.S.A.
  • 3123087934 | +1 312-308-7934 Illinois U.S.A.
  • 3123087935 | +1 312-308-7935 Illinois U.S.A.
  • 3123087936 | +1 312-308-7936 Illinois U.S.A.
  • 3123087937 | +1 312-308-7937 Illinois U.S.A.
  • 3123087938 | +1 312-308-7938 Illinois U.S.A.
  • 3123087939 | +1 312-308-7939 Illinois U.S.A.
  • 3123087940 | +1 312-308-7940 Illinois U.S.A.
  • 3123087941 | +1 312-308-7941 Illinois U.S.A.
  • 3123087942 | +1 312-308-7942 Illinois U.S.A.
  • 3123087943 | +1 312-308-7943 Illinois U.S.A.
  • 3123087944 | +1 312-308-7944 Illinois U.S.A.
  • 3123087945 | +1 312-308-7945 Illinois U.S.A.
  • 3123087946 | +1 312-308-7946 Illinois U.S.A.
  • 3123087947 | +1 312-308-7947 Illinois U.S.A.
  • 3123087948 | +1 312-308-7948 Illinois U.S.A.
  • 3123087949 | +1 312-308-7949 Illinois U.S.A.
  • 3123087950 | +1 312-308-7950 Illinois U.S.A.
  • 3123087951 | +1 312-308-7951 Illinois U.S.A.
  • 3123087952 | +1 312-308-7952 Illinois U.S.A.
  • 3123087953 | +1 312-308-7953 Illinois U.S.A.
  • 3123087954 | +1 312-308-7954 Illinois U.S.A.
  • 3123087955 | +1 312-308-7955 Illinois U.S.A.
  • 3123087956 | +1 312-308-7956 Illinois U.S.A.
  • 3123087957 | +1 312-308-7957 Illinois U.S.A.
  • 3123087958 | +1 312-308-7958 Illinois U.S.A.
  • 3123087959 | +1 312-308-7959 Illinois U.S.A.
  • 3123087960 | +1 312-308-7960 Illinois U.S.A.
  • 3123087961 | +1 312-308-7961 Illinois U.S.A.
  • 3123087962 | +1 312-308-7962 Illinois U.S.A.
  • 3123087963 | +1 312-308-7963 Illinois U.S.A.
  • 3123087964 | +1 312-308-7964 Illinois U.S.A.
  • 3123087965 | +1 312-308-7965 Illinois U.S.A.
  • 3123087966 | +1 312-308-7966 Illinois U.S.A.
  • 3123087967 | +1 312-308-7967 Illinois U.S.A.
  • 3123087968 | +1 312-308-7968 Illinois U.S.A.
  • 3123087969 | +1 312-308-7969 Illinois U.S.A.
  • 3123087970 | +1 312-308-7970 Illinois U.S.A.
  • 3123087971 | +1 312-308-7971 Illinois U.S.A.
  • 3123087972 | +1 312-308-7972 Illinois U.S.A.
  • 3123087973 | +1 312-308-7973 Illinois U.S.A.
  • 3123087974 | +1 312-308-7974 Illinois U.S.A.
  • 3123087975 | +1 312-308-7975 Illinois U.S.A.
  • 3123087976 | +1 312-308-7976 Illinois U.S.A.
  • 3123087977 | +1 312-308-7977 Illinois U.S.A.
  • 3123087978 | +1 312-308-7978 Illinois U.S.A.
  • 3123087979 | +1 312-308-7979 Illinois U.S.A.
  • 3123087980 | +1 312-308-7980 Illinois U.S.A.
  • 3123087981 | +1 312-308-7981 Illinois U.S.A.
  • 3123087982 | +1 312-308-7982 Illinois U.S.A.
  • 3123087983 | +1 312-308-7983 Illinois U.S.A.
  • 3123087984 | +1 312-308-7984 Illinois U.S.A.
  • 3123087985 | +1 312-308-7985 Illinois U.S.A.
  • 3123087986 | +1 312-308-7986 Illinois U.S.A.
  • 3123087987 | +1 312-308-7987 Illinois U.S.A.
  • 3123087988 | +1 312-308-7988 Illinois U.S.A.
  • 3123087989 | +1 312-308-7989 Illinois U.S.A.
  • 3123087990 | +1 312-308-7990 Illinois U.S.A.
  • 3123087991 | +1 312-308-7991 Illinois U.S.A.
  • 3123087992 | +1 312-308-7992 Illinois U.S.A.
  • 3123087993 | +1 312-308-7993 Illinois U.S.A.
  • 3123087994 | +1 312-308-7994 Illinois U.S.A.
  • 3123087995 | +1 312-308-7995 Illinois U.S.A.
  • 3123087996 | +1 312-308-7996 Illinois U.S.A.
  • 3123087997 | +1 312-308-7997 Illinois U.S.A.
  • 3123087998 | +1 312-308-7998 Illinois U.S.A.
  • 3123087999 | +1 312-308-7999 Illinois U.S.A.