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).

  • 3125037900 | +1 312-503-7900 Illinois U.S.A.
  • 3125037901 | +1 312-503-7901 Illinois U.S.A.
  • 3125037902 | +1 312-503-7902 Illinois U.S.A.
  • 3125037903 | +1 312-503-7903 Illinois U.S.A.
  • 3125037904 | +1 312-503-7904 Illinois U.S.A.
  • 3125037905 | +1 312-503-7905 Illinois U.S.A.
  • 3125037906 | +1 312-503-7906 Illinois U.S.A.
  • 3125037907 | +1 312-503-7907 Illinois U.S.A.
  • 3125037908 | +1 312-503-7908 Illinois U.S.A.
  • 3125037909 | +1 312-503-7909 Illinois U.S.A.
  • 3125037910 | +1 312-503-7910 Illinois U.S.A.
  • 3125037911 | +1 312-503-7911 Illinois U.S.A.
  • 3125037912 | +1 312-503-7912 Illinois U.S.A.
  • 3125037913 | +1 312-503-7913 Illinois U.S.A.
  • 3125037914 | +1 312-503-7914 Illinois U.S.A.
  • 3125037915 | +1 312-503-7915 Illinois U.S.A.
  • 3125037916 | +1 312-503-7916 Illinois U.S.A.
  • 3125037917 | +1 312-503-7917 Illinois U.S.A.
  • 3125037918 | +1 312-503-7918 Illinois U.S.A.
  • 3125037919 | +1 312-503-7919 Illinois U.S.A.
  • 3125037920 | +1 312-503-7920 Illinois U.S.A.
  • 3125037921 | +1 312-503-7921 Illinois U.S.A.
  • 3125037922 | +1 312-503-7922 Illinois U.S.A.
  • 3125037923 | +1 312-503-7923 Illinois U.S.A.
  • 3125037924 | +1 312-503-7924 Illinois U.S.A.
  • 3125037925 | +1 312-503-7925 Illinois U.S.A.
  • 3125037926 | +1 312-503-7926 Illinois U.S.A.
  • 3125037927 | +1 312-503-7927 Illinois U.S.A.
  • 3125037928 | +1 312-503-7928 Illinois U.S.A.
  • 3125037929 | +1 312-503-7929 Illinois U.S.A.
  • 3125037930 | +1 312-503-7930 Illinois U.S.A.
  • 3125037931 | +1 312-503-7931 Illinois U.S.A.
  • 3125037932 | +1 312-503-7932 Illinois U.S.A.
  • 3125037933 | +1 312-503-7933 Illinois U.S.A.
  • 3125037934 | +1 312-503-7934 Illinois U.S.A.
  • 3125037935 | +1 312-503-7935 Illinois U.S.A.
  • 3125037936 | +1 312-503-7936 Illinois U.S.A.
  • 3125037937 | +1 312-503-7937 Illinois U.S.A.
  • 3125037938 | +1 312-503-7938 Illinois U.S.A.
  • 3125037939 | +1 312-503-7939 Illinois U.S.A.
  • 3125037940 | +1 312-503-7940 Illinois U.S.A.
  • 3125037941 | +1 312-503-7941 Illinois U.S.A.
  • 3125037942 | +1 312-503-7942 Illinois U.S.A.
  • 3125037943 | +1 312-503-7943 Illinois U.S.A.
  • 3125037944 | +1 312-503-7944 Illinois U.S.A.
  • 3125037945 | +1 312-503-7945 Illinois U.S.A.
  • 3125037946 | +1 312-503-7946 Illinois U.S.A.
  • 3125037947 | +1 312-503-7947 Illinois U.S.A.
  • 3125037948 | +1 312-503-7948 Illinois U.S.A.
  • 3125037949 | +1 312-503-7949 Illinois U.S.A.
  • 3125037950 | +1 312-503-7950 Illinois U.S.A.
  • 3125037951 | +1 312-503-7951 Illinois U.S.A.
  • 3125037952 | +1 312-503-7952 Illinois U.S.A.
  • 3125037953 | +1 312-503-7953 Illinois U.S.A.
  • 3125037954 | +1 312-503-7954 Illinois U.S.A.
  • 3125037955 | +1 312-503-7955 Illinois U.S.A.
  • 3125037956 | +1 312-503-7956 Illinois U.S.A.
  • 3125037957 | +1 312-503-7957 Illinois U.S.A.
  • 3125037958 | +1 312-503-7958 Illinois U.S.A.
  • 3125037959 | +1 312-503-7959 Illinois U.S.A.
  • 3125037960 | +1 312-503-7960 Illinois U.S.A.
  • 3125037961 | +1 312-503-7961 Illinois U.S.A.
  • 3125037962 | +1 312-503-7962 Illinois U.S.A.
  • 3125037963 | +1 312-503-7963 Illinois U.S.A.
  • 3125037964 | +1 312-503-7964 Illinois U.S.A.
  • 3125037965 | +1 312-503-7965 Illinois U.S.A.
  • 3125037966 | +1 312-503-7966 Illinois U.S.A.
  • 3125037967 | +1 312-503-7967 Illinois U.S.A.
  • 3125037968 | +1 312-503-7968 Illinois U.S.A.
  • 3125037969 | +1 312-503-7969 Illinois U.S.A.
  • 3125037970 | +1 312-503-7970 Illinois U.S.A.
  • 3125037971 | +1 312-503-7971 Illinois U.S.A.
  • 3125037972 | +1 312-503-7972 Illinois U.S.A.
  • 3125037973 | +1 312-503-7973 Illinois U.S.A.
  • 3125037974 | +1 312-503-7974 Illinois U.S.A.
  • 3125037975 | +1 312-503-7975 Illinois U.S.A.
  • 3125037976 | +1 312-503-7976 Illinois U.S.A.
  • 3125037977 | +1 312-503-7977 Illinois U.S.A.
  • 3125037978 | +1 312-503-7978 Illinois U.S.A.
  • 3125037979 | +1 312-503-7979 Illinois U.S.A.
  • 3125037980 | +1 312-503-7980 Illinois U.S.A.
  • 3125037981 | +1 312-503-7981 Illinois U.S.A.
  • 3125037982 | +1 312-503-7982 Illinois U.S.A.
  • 3125037983 | +1 312-503-7983 Illinois U.S.A.
  • 3125037984 | +1 312-503-7984 Illinois U.S.A.
  • 3125037985 | +1 312-503-7985 Illinois U.S.A.
  • 3125037986 | +1 312-503-7986 Illinois U.S.A.
  • 3125037987 | +1 312-503-7987 Illinois U.S.A.
  • 3125037988 | +1 312-503-7988 Illinois U.S.A.
  • 3125037989 | +1 312-503-7989 Illinois U.S.A.
  • 3125037990 | +1 312-503-7990 Illinois U.S.A.
  • 3125037991 | +1 312-503-7991 Illinois U.S.A.
  • 3125037992 | +1 312-503-7992 Illinois U.S.A.
  • 3125037993 | +1 312-503-7993 Illinois U.S.A.
  • 3125037994 | +1 312-503-7994 Illinois U.S.A.
  • 3125037995 | +1 312-503-7995 Illinois U.S.A.
  • 3125037996 | +1 312-503-7996 Illinois U.S.A.
  • 3125037997 | +1 312-503-7997 Illinois U.S.A.
  • 3125037998 | +1 312-503-7998 Illinois U.S.A.
  • 3125037999 | +1 312-503-7999 Illinois U.S.A.