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).

  • 3129887900 | +1 312-988-7900 Illinois U.S.A.
  • 3129887901 | +1 312-988-7901 Illinois U.S.A.
  • 3129887902 | +1 312-988-7902 Illinois U.S.A.
  • 3129887903 | +1 312-988-7903 Illinois U.S.A.
  • 3129887904 | +1 312-988-7904 Illinois U.S.A.
  • 3129887905 | +1 312-988-7905 Illinois U.S.A.
  • 3129887906 | +1 312-988-7906 Illinois U.S.A.
  • 3129887907 | +1 312-988-7907 Illinois U.S.A.
  • 3129887908 | +1 312-988-7908 Illinois U.S.A.
  • 3129887909 | +1 312-988-7909 Illinois U.S.A.
  • 3129887910 | +1 312-988-7910 Illinois U.S.A.
  • 3129887911 | +1 312-988-7911 Illinois U.S.A.
  • 3129887912 | +1 312-988-7912 Illinois U.S.A.
  • 3129887913 | +1 312-988-7913 Illinois U.S.A.
  • 3129887914 | +1 312-988-7914 Illinois U.S.A.
  • 3129887915 | +1 312-988-7915 Illinois U.S.A.
  • 3129887916 | +1 312-988-7916 Illinois U.S.A.
  • 3129887917 | +1 312-988-7917 Illinois U.S.A.
  • 3129887918 | +1 312-988-7918 Illinois U.S.A.
  • 3129887919 | +1 312-988-7919 Illinois U.S.A.
  • 3129887920 | +1 312-988-7920 Illinois U.S.A.
  • 3129887921 | +1 312-988-7921 Illinois U.S.A.
  • 3129887922 | +1 312-988-7922 Illinois U.S.A.
  • 3129887923 | +1 312-988-7923 Illinois U.S.A.
  • 3129887924 | +1 312-988-7924 Illinois U.S.A.
  • 3129887925 | +1 312-988-7925 Illinois U.S.A.
  • 3129887926 | +1 312-988-7926 Illinois U.S.A.
  • 3129887927 | +1 312-988-7927 Illinois U.S.A.
  • 3129887928 | +1 312-988-7928 Illinois U.S.A.
  • 3129887929 | +1 312-988-7929 Illinois U.S.A.
  • 3129887930 | +1 312-988-7930 Illinois U.S.A.
  • 3129887931 | +1 312-988-7931 Illinois U.S.A.
  • 3129887932 | +1 312-988-7932 Illinois U.S.A.
  • 3129887933 | +1 312-988-7933 Illinois U.S.A.
  • 3129887934 | +1 312-988-7934 Illinois U.S.A.
  • 3129887935 | +1 312-988-7935 Illinois U.S.A.
  • 3129887936 | +1 312-988-7936 Illinois U.S.A.
  • 3129887937 | +1 312-988-7937 Illinois U.S.A.
  • 3129887938 | +1 312-988-7938 Illinois U.S.A.
  • 3129887939 | +1 312-988-7939 Illinois U.S.A.
  • 3129887940 | +1 312-988-7940 Illinois U.S.A.
  • 3129887941 | +1 312-988-7941 Illinois U.S.A.
  • 3129887942 | +1 312-988-7942 Illinois U.S.A.
  • 3129887943 | +1 312-988-7943 Illinois U.S.A.
  • 3129887944 | +1 312-988-7944 Illinois U.S.A.
  • 3129887945 | +1 312-988-7945 Illinois U.S.A.
  • 3129887946 | +1 312-988-7946 Illinois U.S.A.
  • 3129887947 | +1 312-988-7947 Illinois U.S.A.
  • 3129887948 | +1 312-988-7948 Illinois U.S.A.
  • 3129887949 | +1 312-988-7949 Illinois U.S.A.
  • 3129887950 | +1 312-988-7950 Illinois U.S.A.
  • 3129887951 | +1 312-988-7951 Illinois U.S.A.
  • 3129887952 | +1 312-988-7952 Illinois U.S.A.
  • 3129887953 | +1 312-988-7953 Illinois U.S.A.
  • 3129887954 | +1 312-988-7954 Illinois U.S.A.
  • 3129887955 | +1 312-988-7955 Illinois U.S.A.
  • 3129887956 | +1 312-988-7956 Illinois U.S.A.
  • 3129887957 | +1 312-988-7957 Illinois U.S.A.
  • 3129887958 | +1 312-988-7958 Illinois U.S.A.
  • 3129887959 | +1 312-988-7959 Illinois U.S.A.
  • 3129887960 | +1 312-988-7960 Illinois U.S.A.
  • 3129887961 | +1 312-988-7961 Illinois U.S.A.
  • 3129887962 | +1 312-988-7962 Illinois U.S.A.
  • 3129887963 | +1 312-988-7963 Illinois U.S.A.
  • 3129887964 | +1 312-988-7964 Illinois U.S.A.
  • 3129887965 | +1 312-988-7965 Illinois U.S.A.
  • 3129887966 | +1 312-988-7966 Illinois U.S.A.
  • 3129887967 | +1 312-988-7967 Illinois U.S.A.
  • 3129887968 | +1 312-988-7968 Illinois U.S.A.
  • 3129887969 | +1 312-988-7969 Illinois U.S.A.
  • 3129887970 | +1 312-988-7970 Illinois U.S.A.
  • 3129887971 | +1 312-988-7971 Illinois U.S.A.
  • 3129887972 | +1 312-988-7972 Illinois U.S.A.
  • 3129887973 | +1 312-988-7973 Illinois U.S.A.
  • 3129887974 | +1 312-988-7974 Illinois U.S.A.
  • 3129887975 | +1 312-988-7975 Illinois U.S.A.
  • 3129887976 | +1 312-988-7976 Illinois U.S.A.
  • 3129887977 | +1 312-988-7977 Illinois U.S.A.
  • 3129887978 | +1 312-988-7978 Illinois U.S.A.
  • 3129887979 | +1 312-988-7979 Illinois U.S.A.
  • 3129887980 | +1 312-988-7980 Illinois U.S.A.
  • 3129887981 | +1 312-988-7981 Illinois U.S.A.
  • 3129887982 | +1 312-988-7982 Illinois U.S.A.
  • 3129887983 | +1 312-988-7983 Illinois U.S.A.
  • 3129887984 | +1 312-988-7984 Illinois U.S.A.
  • 3129887985 | +1 312-988-7985 Illinois U.S.A.
  • 3129887986 | +1 312-988-7986 Illinois U.S.A.
  • 3129887987 | +1 312-988-7987 Illinois U.S.A.
  • 3129887988 | +1 312-988-7988 Illinois U.S.A.
  • 3129887989 | +1 312-988-7989 Illinois U.S.A.
  • 3129887990 | +1 312-988-7990 Illinois U.S.A.
  • 3129887991 | +1 312-988-7991 Illinois U.S.A.
  • 3129887992 | +1 312-988-7992 Illinois U.S.A.
  • 3129887993 | +1 312-988-7993 Illinois U.S.A.
  • 3129887994 | +1 312-988-7994 Illinois U.S.A.
  • 3129887995 | +1 312-988-7995 Illinois U.S.A.
  • 3129887996 | +1 312-988-7996 Illinois U.S.A.
  • 3129887997 | +1 312-988-7997 Illinois U.S.A.
  • 3129887998 | +1 312-988-7998 Illinois U.S.A.
  • 3129887999 | +1 312-988-7999 Illinois U.S.A.