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).

  • 3129438900 | +1 312-943-8900 Illinois U.S.A.
  • 3129438901 | +1 312-943-8901 Illinois U.S.A.
  • 3129438902 | +1 312-943-8902 Illinois U.S.A.
  • 3129438903 | +1 312-943-8903 Illinois U.S.A.
  • 3129438904 | +1 312-943-8904 Illinois U.S.A.
  • 3129438905 | +1 312-943-8905 Illinois U.S.A.
  • 3129438906 | +1 312-943-8906 Illinois U.S.A.
  • 3129438907 | +1 312-943-8907 Illinois U.S.A.
  • 3129438908 | +1 312-943-8908 Illinois U.S.A.
  • 3129438909 | +1 312-943-8909 Illinois U.S.A.
  • 3129438910 | +1 312-943-8910 Illinois U.S.A.
  • 3129438911 | +1 312-943-8911 Illinois U.S.A.
  • 3129438912 | +1 312-943-8912 Illinois U.S.A.
  • 3129438913 | +1 312-943-8913 Illinois U.S.A.
  • 3129438914 | +1 312-943-8914 Illinois U.S.A.
  • 3129438915 | +1 312-943-8915 Illinois U.S.A.
  • 3129438916 | +1 312-943-8916 Illinois U.S.A.
  • 3129438917 | +1 312-943-8917 Illinois U.S.A.
  • 3129438918 | +1 312-943-8918 Illinois U.S.A.
  • 3129438919 | +1 312-943-8919 Illinois U.S.A.
  • 3129438920 | +1 312-943-8920 Illinois U.S.A.
  • 3129438921 | +1 312-943-8921 Illinois U.S.A.
  • 3129438922 | +1 312-943-8922 Illinois U.S.A.
  • 3129438923 | +1 312-943-8923 Illinois U.S.A.
  • 3129438924 | +1 312-943-8924 Illinois U.S.A.
  • 3129438925 | +1 312-943-8925 Illinois U.S.A.
  • 3129438926 | +1 312-943-8926 Illinois U.S.A.
  • 3129438927 | +1 312-943-8927 Illinois U.S.A.
  • 3129438928 | +1 312-943-8928 Illinois U.S.A.
  • 3129438929 | +1 312-943-8929 Illinois U.S.A.
  • 3129438930 | +1 312-943-8930 Illinois U.S.A.
  • 3129438931 | +1 312-943-8931 Illinois U.S.A.
  • 3129438932 | +1 312-943-8932 Illinois U.S.A.
  • 3129438933 | +1 312-943-8933 Illinois U.S.A.
  • 3129438934 | +1 312-943-8934 Illinois U.S.A.
  • 3129438935 | +1 312-943-8935 Illinois U.S.A.
  • 3129438936 | +1 312-943-8936 Illinois U.S.A.
  • 3129438937 | +1 312-943-8937 Illinois U.S.A.
  • 3129438938 | +1 312-943-8938 Illinois U.S.A.
  • 3129438939 | +1 312-943-8939 Illinois U.S.A.
  • 3129438940 | +1 312-943-8940 Illinois U.S.A.
  • 3129438941 | +1 312-943-8941 Illinois U.S.A.
  • 3129438942 | +1 312-943-8942 Illinois U.S.A.
  • 3129438943 | +1 312-943-8943 Illinois U.S.A.
  • 3129438944 | +1 312-943-8944 Illinois U.S.A.
  • 3129438945 | +1 312-943-8945 Illinois U.S.A.
  • 3129438946 | +1 312-943-8946 Illinois U.S.A.
  • 3129438947 | +1 312-943-8947 Illinois U.S.A.
  • 3129438948 | +1 312-943-8948 Illinois U.S.A.
  • 3129438949 | +1 312-943-8949 Illinois U.S.A.
  • 3129438950 | +1 312-943-8950 Illinois U.S.A.
  • 3129438951 | +1 312-943-8951 Illinois U.S.A.
  • 3129438952 | +1 312-943-8952 Illinois U.S.A.
  • 3129438953 | +1 312-943-8953 Illinois U.S.A.
  • 3129438954 | +1 312-943-8954 Illinois U.S.A.
  • 3129438955 | +1 312-943-8955 Illinois U.S.A.
  • 3129438956 | +1 312-943-8956 Illinois U.S.A.
  • 3129438957 | +1 312-943-8957 Illinois U.S.A.
  • 3129438958 | +1 312-943-8958 Illinois U.S.A.
  • 3129438959 | +1 312-943-8959 Illinois U.S.A.
  • 3129438960 | +1 312-943-8960 Illinois U.S.A.
  • 3129438961 | +1 312-943-8961 Illinois U.S.A.
  • 3129438962 | +1 312-943-8962 Illinois U.S.A.
  • 3129438963 | +1 312-943-8963 Illinois U.S.A.
  • 3129438964 | +1 312-943-8964 Illinois U.S.A.
  • 3129438965 | +1 312-943-8965 Illinois U.S.A.
  • 3129438966 | +1 312-943-8966 Illinois U.S.A.
  • 3129438967 | +1 312-943-8967 Illinois U.S.A.
  • 3129438968 | +1 312-943-8968 Illinois U.S.A.
  • 3129438969 | +1 312-943-8969 Illinois U.S.A.
  • 3129438970 | +1 312-943-8970 Illinois U.S.A.
  • 3129438971 | +1 312-943-8971 Illinois U.S.A.
  • 3129438972 | +1 312-943-8972 Illinois U.S.A.
  • 3129438973 | +1 312-943-8973 Illinois U.S.A.
  • 3129438974 | +1 312-943-8974 Illinois U.S.A.
  • 3129438975 | +1 312-943-8975 Illinois U.S.A.
  • 3129438976 | +1 312-943-8976 Illinois U.S.A.
  • 3129438977 | +1 312-943-8977 Illinois U.S.A.
  • 3129438978 | +1 312-943-8978 Illinois U.S.A.
  • 3129438979 | +1 312-943-8979 Illinois U.S.A.
  • 3129438980 | +1 312-943-8980 Illinois U.S.A.
  • 3129438981 | +1 312-943-8981 Illinois U.S.A.
  • 3129438982 | +1 312-943-8982 Illinois U.S.A.
  • 3129438983 | +1 312-943-8983 Illinois U.S.A.
  • 3129438984 | +1 312-943-8984 Illinois U.S.A.
  • 3129438985 | +1 312-943-8985 Illinois U.S.A.
  • 3129438986 | +1 312-943-8986 Illinois U.S.A.
  • 3129438987 | +1 312-943-8987 Illinois U.S.A.
  • 3129438988 | +1 312-943-8988 Illinois U.S.A.
  • 3129438989 | +1 312-943-8989 Illinois U.S.A.
  • 3129438990 | +1 312-943-8990 Illinois U.S.A.
  • 3129438991 | +1 312-943-8991 Illinois U.S.A.
  • 3129438992 | +1 312-943-8992 Illinois U.S.A.
  • 3129438993 | +1 312-943-8993 Illinois U.S.A.
  • 3129438994 | +1 312-943-8994 Illinois U.S.A.
  • 3129438995 | +1 312-943-8995 Illinois U.S.A.
  • 3129438996 | +1 312-943-8996 Illinois U.S.A.
  • 3129438997 | +1 312-943-8997 Illinois U.S.A.
  • 3129438998 | +1 312-943-8998 Illinois U.S.A.
  • 3129438999 | +1 312-943-8999 Illinois U.S.A.