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).

  • 3122040900 | +1 312-204-0900 Illinois U.S.A.
  • 3122040901 | +1 312-204-0901 Illinois U.S.A.
  • 3122040902 | +1 312-204-0902 Illinois U.S.A.
  • 3122040903 | +1 312-204-0903 Illinois U.S.A.
  • 3122040904 | +1 312-204-0904 Illinois U.S.A.
  • 3122040905 | +1 312-204-0905 Illinois U.S.A.
  • 3122040906 | +1 312-204-0906 Illinois U.S.A.
  • 3122040907 | +1 312-204-0907 Illinois U.S.A.
  • 3122040908 | +1 312-204-0908 Illinois U.S.A.
  • 3122040909 | +1 312-204-0909 Illinois U.S.A.
  • 3122040910 | +1 312-204-0910 Illinois U.S.A.
  • 3122040911 | +1 312-204-0911 Illinois U.S.A.
  • 3122040912 | +1 312-204-0912 Illinois U.S.A.
  • 3122040913 | +1 312-204-0913 Illinois U.S.A.
  • 3122040914 | +1 312-204-0914 Illinois U.S.A.
  • 3122040915 | +1 312-204-0915 Illinois U.S.A.
  • 3122040916 | +1 312-204-0916 Illinois U.S.A.
  • 3122040917 | +1 312-204-0917 Illinois U.S.A.
  • 3122040918 | +1 312-204-0918 Illinois U.S.A.
  • 3122040919 | +1 312-204-0919 Illinois U.S.A.
  • 3122040920 | +1 312-204-0920 Illinois U.S.A.
  • 3122040921 | +1 312-204-0921 Illinois U.S.A.
  • 3122040922 | +1 312-204-0922 Illinois U.S.A.
  • 3122040923 | +1 312-204-0923 Illinois U.S.A.
  • 3122040924 | +1 312-204-0924 Illinois U.S.A.
  • 3122040925 | +1 312-204-0925 Illinois U.S.A.
  • 3122040926 | +1 312-204-0926 Illinois U.S.A.
  • 3122040927 | +1 312-204-0927 Illinois U.S.A.
  • 3122040928 | +1 312-204-0928 Illinois U.S.A.
  • 3122040929 | +1 312-204-0929 Illinois U.S.A.
  • 3122040930 | +1 312-204-0930 Illinois U.S.A.
  • 3122040931 | +1 312-204-0931 Illinois U.S.A.
  • 3122040932 | +1 312-204-0932 Illinois U.S.A.
  • 3122040933 | +1 312-204-0933 Illinois U.S.A.
  • 3122040934 | +1 312-204-0934 Illinois U.S.A.
  • 3122040935 | +1 312-204-0935 Illinois U.S.A.
  • 3122040936 | +1 312-204-0936 Illinois U.S.A.
  • 3122040937 | +1 312-204-0937 Illinois U.S.A.
  • 3122040938 | +1 312-204-0938 Illinois U.S.A.
  • 3122040939 | +1 312-204-0939 Illinois U.S.A.
  • 3122040940 | +1 312-204-0940 Illinois U.S.A.
  • 3122040941 | +1 312-204-0941 Illinois U.S.A.
  • 3122040942 | +1 312-204-0942 Illinois U.S.A.
  • 3122040943 | +1 312-204-0943 Illinois U.S.A.
  • 3122040944 | +1 312-204-0944 Illinois U.S.A.
  • 3122040945 | +1 312-204-0945 Illinois U.S.A.
  • 3122040946 | +1 312-204-0946 Illinois U.S.A.
  • 3122040947 | +1 312-204-0947 Illinois U.S.A.
  • 3122040948 | +1 312-204-0948 Illinois U.S.A.
  • 3122040949 | +1 312-204-0949 Illinois U.S.A.
  • 3122040950 | +1 312-204-0950 Illinois U.S.A.
  • 3122040951 | +1 312-204-0951 Illinois U.S.A.
  • 3122040952 | +1 312-204-0952 Illinois U.S.A.
  • 3122040953 | +1 312-204-0953 Illinois U.S.A.
  • 3122040954 | +1 312-204-0954 Illinois U.S.A.
  • 3122040955 | +1 312-204-0955 Illinois U.S.A.
  • 3122040956 | +1 312-204-0956 Illinois U.S.A.
  • 3122040957 | +1 312-204-0957 Illinois U.S.A.
  • 3122040958 | +1 312-204-0958 Illinois U.S.A.
  • 3122040959 | +1 312-204-0959 Illinois U.S.A.
  • 3122040960 | +1 312-204-0960 Illinois U.S.A.
  • 3122040961 | +1 312-204-0961 Illinois U.S.A.
  • 3122040962 | +1 312-204-0962 Illinois U.S.A.
  • 3122040963 | +1 312-204-0963 Illinois U.S.A.
  • 3122040964 | +1 312-204-0964 Illinois U.S.A.
  • 3122040965 | +1 312-204-0965 Illinois U.S.A.
  • 3122040966 | +1 312-204-0966 Illinois U.S.A.
  • 3122040967 | +1 312-204-0967 Illinois U.S.A.
  • 3122040968 | +1 312-204-0968 Illinois U.S.A.
  • 3122040969 | +1 312-204-0969 Illinois U.S.A.
  • 3122040970 | +1 312-204-0970 Illinois U.S.A.
  • 3122040971 | +1 312-204-0971 Illinois U.S.A.
  • 3122040972 | +1 312-204-0972 Illinois U.S.A.
  • 3122040973 | +1 312-204-0973 Illinois U.S.A.
  • 3122040974 | +1 312-204-0974 Illinois U.S.A.
  • 3122040975 | +1 312-204-0975 Illinois U.S.A.
  • 3122040976 | +1 312-204-0976 Illinois U.S.A.
  • 3122040977 | +1 312-204-0977 Illinois U.S.A.
  • 3122040978 | +1 312-204-0978 Illinois U.S.A.
  • 3122040979 | +1 312-204-0979 Illinois U.S.A.
  • 3122040980 | +1 312-204-0980 Illinois U.S.A.
  • 3122040981 | +1 312-204-0981 Illinois U.S.A.
  • 3122040982 | +1 312-204-0982 Illinois U.S.A.
  • 3122040983 | +1 312-204-0983 Illinois U.S.A.
  • 3122040984 | +1 312-204-0984 Illinois U.S.A.
  • 3122040985 | +1 312-204-0985 Illinois U.S.A.
  • 3122040986 | +1 312-204-0986 Illinois U.S.A.
  • 3122040987 | +1 312-204-0987 Illinois U.S.A.
  • 3122040988 | +1 312-204-0988 Illinois U.S.A.
  • 3122040989 | +1 312-204-0989 Illinois U.S.A.
  • 3122040990 | +1 312-204-0990 Illinois U.S.A.
  • 3122040991 | +1 312-204-0991 Illinois U.S.A.
  • 3122040992 | +1 312-204-0992 Illinois U.S.A.
  • 3122040993 | +1 312-204-0993 Illinois U.S.A.
  • 3122040994 | +1 312-204-0994 Illinois U.S.A.
  • 3122040995 | +1 312-204-0995 Illinois U.S.A.
  • 3122040996 | +1 312-204-0996 Illinois U.S.A.
  • 3122040997 | +1 312-204-0997 Illinois U.S.A.
  • 3122040998 | +1 312-204-0998 Illinois U.S.A.
  • 3122040999 | +1 312-204-0999 Illinois U.S.A.