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).

  • 3125400900 | +1 312-540-0900 Illinois U.S.A.
  • 3125400901 | +1 312-540-0901 Illinois U.S.A.
  • 3125400902 | +1 312-540-0902 Illinois U.S.A.
  • 3125400903 | +1 312-540-0903 Illinois U.S.A.
  • 3125400904 | +1 312-540-0904 Illinois U.S.A.
  • 3125400905 | +1 312-540-0905 Illinois U.S.A.
  • 3125400906 | +1 312-540-0906 Illinois U.S.A.
  • 3125400907 | +1 312-540-0907 Illinois U.S.A.
  • 3125400908 | +1 312-540-0908 Illinois U.S.A.
  • 3125400909 | +1 312-540-0909 Illinois U.S.A.
  • 3125400910 | +1 312-540-0910 Illinois U.S.A.
  • 3125400911 | +1 312-540-0911 Illinois U.S.A.
  • 3125400912 | +1 312-540-0912 Illinois U.S.A.
  • 3125400913 | +1 312-540-0913 Illinois U.S.A.
  • 3125400914 | +1 312-540-0914 Illinois U.S.A.
  • 3125400915 | +1 312-540-0915 Illinois U.S.A.
  • 3125400916 | +1 312-540-0916 Illinois U.S.A.
  • 3125400917 | +1 312-540-0917 Illinois U.S.A.
  • 3125400918 | +1 312-540-0918 Illinois U.S.A.
  • 3125400919 | +1 312-540-0919 Illinois U.S.A.
  • 3125400920 | +1 312-540-0920 Illinois U.S.A.
  • 3125400921 | +1 312-540-0921 Illinois U.S.A.
  • 3125400922 | +1 312-540-0922 Illinois U.S.A.
  • 3125400923 | +1 312-540-0923 Illinois U.S.A.
  • 3125400924 | +1 312-540-0924 Illinois U.S.A.
  • 3125400925 | +1 312-540-0925 Illinois U.S.A.
  • 3125400926 | +1 312-540-0926 Illinois U.S.A.
  • 3125400927 | +1 312-540-0927 Illinois U.S.A.
  • 3125400928 | +1 312-540-0928 Illinois U.S.A.
  • 3125400929 | +1 312-540-0929 Illinois U.S.A.
  • 3125400930 | +1 312-540-0930 Illinois U.S.A.
  • 3125400931 | +1 312-540-0931 Illinois U.S.A.
  • 3125400932 | +1 312-540-0932 Illinois U.S.A.
  • 3125400933 | +1 312-540-0933 Illinois U.S.A.
  • 3125400934 | +1 312-540-0934 Illinois U.S.A.
  • 3125400935 | +1 312-540-0935 Illinois U.S.A.
  • 3125400936 | +1 312-540-0936 Illinois U.S.A.
  • 3125400937 | +1 312-540-0937 Illinois U.S.A.
  • 3125400938 | +1 312-540-0938 Illinois U.S.A.
  • 3125400939 | +1 312-540-0939 Illinois U.S.A.
  • 3125400940 | +1 312-540-0940 Illinois U.S.A.
  • 3125400941 | +1 312-540-0941 Illinois U.S.A.
  • 3125400942 | +1 312-540-0942 Illinois U.S.A.
  • 3125400943 | +1 312-540-0943 Illinois U.S.A.
  • 3125400944 | +1 312-540-0944 Illinois U.S.A.
  • 3125400945 | +1 312-540-0945 Illinois U.S.A.
  • 3125400946 | +1 312-540-0946 Illinois U.S.A.
  • 3125400947 | +1 312-540-0947 Illinois U.S.A.
  • 3125400948 | +1 312-540-0948 Illinois U.S.A.
  • 3125400949 | +1 312-540-0949 Illinois U.S.A.
  • 3125400950 | +1 312-540-0950 Illinois U.S.A.
  • 3125400951 | +1 312-540-0951 Illinois U.S.A.
  • 3125400952 | +1 312-540-0952 Illinois U.S.A.
  • 3125400953 | +1 312-540-0953 Illinois U.S.A.
  • 3125400954 | +1 312-540-0954 Illinois U.S.A.
  • 3125400955 | +1 312-540-0955 Illinois U.S.A.
  • 3125400956 | +1 312-540-0956 Illinois U.S.A.
  • 3125400957 | +1 312-540-0957 Illinois U.S.A.
  • 3125400958 | +1 312-540-0958 Illinois U.S.A.
  • 3125400959 | +1 312-540-0959 Illinois U.S.A.
  • 3125400960 | +1 312-540-0960 Illinois U.S.A.
  • 3125400961 | +1 312-540-0961 Illinois U.S.A.
  • 3125400962 | +1 312-540-0962 Illinois U.S.A.
  • 3125400963 | +1 312-540-0963 Illinois U.S.A.
  • 3125400964 | +1 312-540-0964 Illinois U.S.A.
  • 3125400965 | +1 312-540-0965 Illinois U.S.A.
  • 3125400966 | +1 312-540-0966 Illinois U.S.A.
  • 3125400967 | +1 312-540-0967 Illinois U.S.A.
  • 3125400968 | +1 312-540-0968 Illinois U.S.A.
  • 3125400969 | +1 312-540-0969 Illinois U.S.A.
  • 3125400970 | +1 312-540-0970 Illinois U.S.A.
  • 3125400971 | +1 312-540-0971 Illinois U.S.A.
  • 3125400972 | +1 312-540-0972 Illinois U.S.A.
  • 3125400973 | +1 312-540-0973 Illinois U.S.A.
  • 3125400974 | +1 312-540-0974 Illinois U.S.A.
  • 3125400975 | +1 312-540-0975 Illinois U.S.A.
  • 3125400976 | +1 312-540-0976 Illinois U.S.A.
  • 3125400977 | +1 312-540-0977 Illinois U.S.A.
  • 3125400978 | +1 312-540-0978 Illinois U.S.A.
  • 3125400979 | +1 312-540-0979 Illinois U.S.A.
  • 3125400980 | +1 312-540-0980 Illinois U.S.A.
  • 3125400981 | +1 312-540-0981 Illinois U.S.A.
  • 3125400982 | +1 312-540-0982 Illinois U.S.A.
  • 3125400983 | +1 312-540-0983 Illinois U.S.A.
  • 3125400984 | +1 312-540-0984 Illinois U.S.A.
  • 3125400985 | +1 312-540-0985 Illinois U.S.A.
  • 3125400986 | +1 312-540-0986 Illinois U.S.A.
  • 3125400987 | +1 312-540-0987 Illinois U.S.A.
  • 3125400988 | +1 312-540-0988 Illinois U.S.A.
  • 3125400989 | +1 312-540-0989 Illinois U.S.A.
  • 3125400990 | +1 312-540-0990 Illinois U.S.A.
  • 3125400991 | +1 312-540-0991 Illinois U.S.A.
  • 3125400992 | +1 312-540-0992 Illinois U.S.A.
  • 3125400993 | +1 312-540-0993 Illinois U.S.A.
  • 3125400994 | +1 312-540-0994 Illinois U.S.A.
  • 3125400995 | +1 312-540-0995 Illinois U.S.A.
  • 3125400996 | +1 312-540-0996 Illinois U.S.A.
  • 3125400997 | +1 312-540-0997 Illinois U.S.A.
  • 3125400998 | +1 312-540-0998 Illinois U.S.A.
  • 3125400999 | +1 312-540-0999 Illinois U.S.A.