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).

  • 3129217900 | +1 312-921-7900 Illinois U.S.A.
  • 3129217901 | +1 312-921-7901 Illinois U.S.A.
  • 3129217902 | +1 312-921-7902 Illinois U.S.A.
  • 3129217903 | +1 312-921-7903 Illinois U.S.A.
  • 3129217904 | +1 312-921-7904 Illinois U.S.A.
  • 3129217905 | +1 312-921-7905 Illinois U.S.A.
  • 3129217906 | +1 312-921-7906 Illinois U.S.A.
  • 3129217907 | +1 312-921-7907 Illinois U.S.A.
  • 3129217908 | +1 312-921-7908 Illinois U.S.A.
  • 3129217909 | +1 312-921-7909 Illinois U.S.A.
  • 3129217910 | +1 312-921-7910 Illinois U.S.A.
  • 3129217911 | +1 312-921-7911 Illinois U.S.A.
  • 3129217912 | +1 312-921-7912 Illinois U.S.A.
  • 3129217913 | +1 312-921-7913 Illinois U.S.A.
  • 3129217914 | +1 312-921-7914 Illinois U.S.A.
  • 3129217915 | +1 312-921-7915 Illinois U.S.A.
  • 3129217916 | +1 312-921-7916 Illinois U.S.A.
  • 3129217917 | +1 312-921-7917 Illinois U.S.A.
  • 3129217918 | +1 312-921-7918 Illinois U.S.A.
  • 3129217919 | +1 312-921-7919 Illinois U.S.A.
  • 3129217920 | +1 312-921-7920 Illinois U.S.A.
  • 3129217921 | +1 312-921-7921 Illinois U.S.A.
  • 3129217922 | +1 312-921-7922 Illinois U.S.A.
  • 3129217923 | +1 312-921-7923 Illinois U.S.A.
  • 3129217924 | +1 312-921-7924 Illinois U.S.A.
  • 3129217925 | +1 312-921-7925 Illinois U.S.A.
  • 3129217926 | +1 312-921-7926 Illinois U.S.A.
  • 3129217927 | +1 312-921-7927 Illinois U.S.A.
  • 3129217928 | +1 312-921-7928 Illinois U.S.A.
  • 3129217929 | +1 312-921-7929 Illinois U.S.A.
  • 3129217930 | +1 312-921-7930 Illinois U.S.A.
  • 3129217931 | +1 312-921-7931 Illinois U.S.A.
  • 3129217932 | +1 312-921-7932 Illinois U.S.A.
  • 3129217933 | +1 312-921-7933 Illinois U.S.A.
  • 3129217934 | +1 312-921-7934 Illinois U.S.A.
  • 3129217935 | +1 312-921-7935 Illinois U.S.A.
  • 3129217936 | +1 312-921-7936 Illinois U.S.A.
  • 3129217937 | +1 312-921-7937 Illinois U.S.A.
  • 3129217938 | +1 312-921-7938 Illinois U.S.A.
  • 3129217939 | +1 312-921-7939 Illinois U.S.A.
  • 3129217940 | +1 312-921-7940 Illinois U.S.A.
  • 3129217941 | +1 312-921-7941 Illinois U.S.A.
  • 3129217942 | +1 312-921-7942 Illinois U.S.A.
  • 3129217943 | +1 312-921-7943 Illinois U.S.A.
  • 3129217944 | +1 312-921-7944 Illinois U.S.A.
  • 3129217945 | +1 312-921-7945 Illinois U.S.A.
  • 3129217946 | +1 312-921-7946 Illinois U.S.A.
  • 3129217947 | +1 312-921-7947 Illinois U.S.A.
  • 3129217948 | +1 312-921-7948 Illinois U.S.A.
  • 3129217949 | +1 312-921-7949 Illinois U.S.A.
  • 3129217950 | +1 312-921-7950 Illinois U.S.A.
  • 3129217951 | +1 312-921-7951 Illinois U.S.A.
  • 3129217952 | +1 312-921-7952 Illinois U.S.A.
  • 3129217953 | +1 312-921-7953 Illinois U.S.A.
  • 3129217954 | +1 312-921-7954 Illinois U.S.A.
  • 3129217955 | +1 312-921-7955 Illinois U.S.A.
  • 3129217956 | +1 312-921-7956 Illinois U.S.A.
  • 3129217957 | +1 312-921-7957 Illinois U.S.A.
  • 3129217958 | +1 312-921-7958 Illinois U.S.A.
  • 3129217959 | +1 312-921-7959 Illinois U.S.A.
  • 3129217960 | +1 312-921-7960 Illinois U.S.A.
  • 3129217961 | +1 312-921-7961 Illinois U.S.A.
  • 3129217962 | +1 312-921-7962 Illinois U.S.A.
  • 3129217963 | +1 312-921-7963 Illinois U.S.A.
  • 3129217964 | +1 312-921-7964 Illinois U.S.A.
  • 3129217965 | +1 312-921-7965 Illinois U.S.A.
  • 3129217966 | +1 312-921-7966 Illinois U.S.A.
  • 3129217967 | +1 312-921-7967 Illinois U.S.A.
  • 3129217968 | +1 312-921-7968 Illinois U.S.A.
  • 3129217969 | +1 312-921-7969 Illinois U.S.A.
  • 3129217970 | +1 312-921-7970 Illinois U.S.A.
  • 3129217971 | +1 312-921-7971 Illinois U.S.A.
  • 3129217972 | +1 312-921-7972 Illinois U.S.A.
  • 3129217973 | +1 312-921-7973 Illinois U.S.A.
  • 3129217974 | +1 312-921-7974 Illinois U.S.A.
  • 3129217975 | +1 312-921-7975 Illinois U.S.A.
  • 3129217976 | +1 312-921-7976 Illinois U.S.A.
  • 3129217977 | +1 312-921-7977 Illinois U.S.A.
  • 3129217978 | +1 312-921-7978 Illinois U.S.A.
  • 3129217979 | +1 312-921-7979 Illinois U.S.A.
  • 3129217980 | +1 312-921-7980 Illinois U.S.A.
  • 3129217981 | +1 312-921-7981 Illinois U.S.A.
  • 3129217982 | +1 312-921-7982 Illinois U.S.A.
  • 3129217983 | +1 312-921-7983 Illinois U.S.A.
  • 3129217984 | +1 312-921-7984 Illinois U.S.A.
  • 3129217985 | +1 312-921-7985 Illinois U.S.A.
  • 3129217986 | +1 312-921-7986 Illinois U.S.A.
  • 3129217987 | +1 312-921-7987 Illinois U.S.A.
  • 3129217988 | +1 312-921-7988 Illinois U.S.A.
  • 3129217989 | +1 312-921-7989 Illinois U.S.A.
  • 3129217990 | +1 312-921-7990 Illinois U.S.A.
  • 3129217991 | +1 312-921-7991 Illinois U.S.A.
  • 3129217992 | +1 312-921-7992 Illinois U.S.A.
  • 3129217993 | +1 312-921-7993 Illinois U.S.A.
  • 3129217994 | +1 312-921-7994 Illinois U.S.A.
  • 3129217995 | +1 312-921-7995 Illinois U.S.A.
  • 3129217996 | +1 312-921-7996 Illinois U.S.A.
  • 3129217997 | +1 312-921-7997 Illinois U.S.A.
  • 3129217998 | +1 312-921-7998 Illinois U.S.A.
  • 3129217999 | +1 312-921-7999 Illinois U.S.A.