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).

  • 3125030900 | +1 312-503-0900 Illinois U.S.A.
  • 3125030901 | +1 312-503-0901 Illinois U.S.A.
  • 3125030902 | +1 312-503-0902 Illinois U.S.A.
  • 3125030903 | +1 312-503-0903 Illinois U.S.A.
  • 3125030904 | +1 312-503-0904 Illinois U.S.A.
  • 3125030905 | +1 312-503-0905 Illinois U.S.A.
  • 3125030906 | +1 312-503-0906 Illinois U.S.A.
  • 3125030907 | +1 312-503-0907 Illinois U.S.A.
  • 3125030908 | +1 312-503-0908 Illinois U.S.A.
  • 3125030909 | +1 312-503-0909 Illinois U.S.A.
  • 3125030910 | +1 312-503-0910 Illinois U.S.A.
  • 3125030911 | +1 312-503-0911 Illinois U.S.A.
  • 3125030912 | +1 312-503-0912 Illinois U.S.A.
  • 3125030913 | +1 312-503-0913 Illinois U.S.A.
  • 3125030914 | +1 312-503-0914 Illinois U.S.A.
  • 3125030915 | +1 312-503-0915 Illinois U.S.A.
  • 3125030916 | +1 312-503-0916 Illinois U.S.A.
  • 3125030917 | +1 312-503-0917 Illinois U.S.A.
  • 3125030918 | +1 312-503-0918 Illinois U.S.A.
  • 3125030919 | +1 312-503-0919 Illinois U.S.A.
  • 3125030920 | +1 312-503-0920 Illinois U.S.A.
  • 3125030921 | +1 312-503-0921 Illinois U.S.A.
  • 3125030922 | +1 312-503-0922 Illinois U.S.A.
  • 3125030923 | +1 312-503-0923 Illinois U.S.A.
  • 3125030924 | +1 312-503-0924 Illinois U.S.A.
  • 3125030925 | +1 312-503-0925 Illinois U.S.A.
  • 3125030926 | +1 312-503-0926 Illinois U.S.A.
  • 3125030927 | +1 312-503-0927 Illinois U.S.A.
  • 3125030928 | +1 312-503-0928 Illinois U.S.A.
  • 3125030929 | +1 312-503-0929 Illinois U.S.A.
  • 3125030930 | +1 312-503-0930 Illinois U.S.A.
  • 3125030931 | +1 312-503-0931 Illinois U.S.A.
  • 3125030932 | +1 312-503-0932 Illinois U.S.A.
  • 3125030933 | +1 312-503-0933 Illinois U.S.A.
  • 3125030934 | +1 312-503-0934 Illinois U.S.A.
  • 3125030935 | +1 312-503-0935 Illinois U.S.A.
  • 3125030936 | +1 312-503-0936 Illinois U.S.A.
  • 3125030937 | +1 312-503-0937 Illinois U.S.A.
  • 3125030938 | +1 312-503-0938 Illinois U.S.A.
  • 3125030939 | +1 312-503-0939 Illinois U.S.A.
  • 3125030940 | +1 312-503-0940 Illinois U.S.A.
  • 3125030941 | +1 312-503-0941 Illinois U.S.A.
  • 3125030942 | +1 312-503-0942 Illinois U.S.A.
  • 3125030943 | +1 312-503-0943 Illinois U.S.A.
  • 3125030944 | +1 312-503-0944 Illinois U.S.A.
  • 3125030945 | +1 312-503-0945 Illinois U.S.A.
  • 3125030946 | +1 312-503-0946 Illinois U.S.A.
  • 3125030947 | +1 312-503-0947 Illinois U.S.A.
  • 3125030948 | +1 312-503-0948 Illinois U.S.A.
  • 3125030949 | +1 312-503-0949 Illinois U.S.A.
  • 3125030950 | +1 312-503-0950 Illinois U.S.A.
  • 3125030951 | +1 312-503-0951 Illinois U.S.A.
  • 3125030952 | +1 312-503-0952 Illinois U.S.A.
  • 3125030953 | +1 312-503-0953 Illinois U.S.A.
  • 3125030954 | +1 312-503-0954 Illinois U.S.A.
  • 3125030955 | +1 312-503-0955 Illinois U.S.A.
  • 3125030956 | +1 312-503-0956 Illinois U.S.A.
  • 3125030957 | +1 312-503-0957 Illinois U.S.A.
  • 3125030958 | +1 312-503-0958 Illinois U.S.A.
  • 3125030959 | +1 312-503-0959 Illinois U.S.A.
  • 3125030960 | +1 312-503-0960 Illinois U.S.A.
  • 3125030961 | +1 312-503-0961 Illinois U.S.A.
  • 3125030962 | +1 312-503-0962 Illinois U.S.A.
  • 3125030963 | +1 312-503-0963 Illinois U.S.A.
  • 3125030964 | +1 312-503-0964 Illinois U.S.A.
  • 3125030965 | +1 312-503-0965 Illinois U.S.A.
  • 3125030966 | +1 312-503-0966 Illinois U.S.A.
  • 3125030967 | +1 312-503-0967 Illinois U.S.A.
  • 3125030968 | +1 312-503-0968 Illinois U.S.A.
  • 3125030969 | +1 312-503-0969 Illinois U.S.A.
  • 3125030970 | +1 312-503-0970 Illinois U.S.A.
  • 3125030971 | +1 312-503-0971 Illinois U.S.A.
  • 3125030972 | +1 312-503-0972 Illinois U.S.A.
  • 3125030973 | +1 312-503-0973 Illinois U.S.A.
  • 3125030974 | +1 312-503-0974 Illinois U.S.A.
  • 3125030975 | +1 312-503-0975 Illinois U.S.A.
  • 3125030976 | +1 312-503-0976 Illinois U.S.A.
  • 3125030977 | +1 312-503-0977 Illinois U.S.A.
  • 3125030978 | +1 312-503-0978 Illinois U.S.A.
  • 3125030979 | +1 312-503-0979 Illinois U.S.A.
  • 3125030980 | +1 312-503-0980 Illinois U.S.A.
  • 3125030981 | +1 312-503-0981 Illinois U.S.A.
  • 3125030982 | +1 312-503-0982 Illinois U.S.A.
  • 3125030983 | +1 312-503-0983 Illinois U.S.A.
  • 3125030984 | +1 312-503-0984 Illinois U.S.A.
  • 3125030985 | +1 312-503-0985 Illinois U.S.A.
  • 3125030986 | +1 312-503-0986 Illinois U.S.A.
  • 3125030987 | +1 312-503-0987 Illinois U.S.A.
  • 3125030988 | +1 312-503-0988 Illinois U.S.A.
  • 3125030989 | +1 312-503-0989 Illinois U.S.A.
  • 3125030990 | +1 312-503-0990 Illinois U.S.A.
  • 3125030991 | +1 312-503-0991 Illinois U.S.A.
  • 3125030992 | +1 312-503-0992 Illinois U.S.A.
  • 3125030993 | +1 312-503-0993 Illinois U.S.A.
  • 3125030994 | +1 312-503-0994 Illinois U.S.A.
  • 3125030995 | +1 312-503-0995 Illinois U.S.A.
  • 3125030996 | +1 312-503-0996 Illinois U.S.A.
  • 3125030997 | +1 312-503-0997 Illinois U.S.A.
  • 3125030998 | +1 312-503-0998 Illinois U.S.A.
  • 3125030999 | +1 312-503-0999 Illinois U.S.A.