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).

  • 3129770900 | +1 312-977-0900 Illinois U.S.A.
  • 3129770901 | +1 312-977-0901 Illinois U.S.A.
  • 3129770902 | +1 312-977-0902 Illinois U.S.A.
  • 3129770903 | +1 312-977-0903 Illinois U.S.A.
  • 3129770904 | +1 312-977-0904 Illinois U.S.A.
  • 3129770905 | +1 312-977-0905 Illinois U.S.A.
  • 3129770906 | +1 312-977-0906 Illinois U.S.A.
  • 3129770907 | +1 312-977-0907 Illinois U.S.A.
  • 3129770908 | +1 312-977-0908 Illinois U.S.A.
  • 3129770909 | +1 312-977-0909 Illinois U.S.A.
  • 3129770910 | +1 312-977-0910 Illinois U.S.A.
  • 3129770911 | +1 312-977-0911 Illinois U.S.A.
  • 3129770912 | +1 312-977-0912 Illinois U.S.A.
  • 3129770913 | +1 312-977-0913 Illinois U.S.A.
  • 3129770914 | +1 312-977-0914 Illinois U.S.A.
  • 3129770915 | +1 312-977-0915 Illinois U.S.A.
  • 3129770916 | +1 312-977-0916 Illinois U.S.A.
  • 3129770917 | +1 312-977-0917 Illinois U.S.A.
  • 3129770918 | +1 312-977-0918 Illinois U.S.A.
  • 3129770919 | +1 312-977-0919 Illinois U.S.A.
  • 3129770920 | +1 312-977-0920 Illinois U.S.A.
  • 3129770921 | +1 312-977-0921 Illinois U.S.A.
  • 3129770922 | +1 312-977-0922 Illinois U.S.A.
  • 3129770923 | +1 312-977-0923 Illinois U.S.A.
  • 3129770924 | +1 312-977-0924 Illinois U.S.A.
  • 3129770925 | +1 312-977-0925 Illinois U.S.A.
  • 3129770926 | +1 312-977-0926 Illinois U.S.A.
  • 3129770927 | +1 312-977-0927 Illinois U.S.A.
  • 3129770928 | +1 312-977-0928 Illinois U.S.A.
  • 3129770929 | +1 312-977-0929 Illinois U.S.A.
  • 3129770930 | +1 312-977-0930 Illinois U.S.A.
  • 3129770931 | +1 312-977-0931 Illinois U.S.A.
  • 3129770932 | +1 312-977-0932 Illinois U.S.A.
  • 3129770933 | +1 312-977-0933 Illinois U.S.A.
  • 3129770934 | +1 312-977-0934 Illinois U.S.A.
  • 3129770935 | +1 312-977-0935 Illinois U.S.A.
  • 3129770936 | +1 312-977-0936 Illinois U.S.A.
  • 3129770937 | +1 312-977-0937 Illinois U.S.A.
  • 3129770938 | +1 312-977-0938 Illinois U.S.A.
  • 3129770939 | +1 312-977-0939 Illinois U.S.A.
  • 3129770940 | +1 312-977-0940 Illinois U.S.A.
  • 3129770941 | +1 312-977-0941 Illinois U.S.A.
  • 3129770942 | +1 312-977-0942 Illinois U.S.A.
  • 3129770943 | +1 312-977-0943 Illinois U.S.A.
  • 3129770944 | +1 312-977-0944 Illinois U.S.A.
  • 3129770945 | +1 312-977-0945 Illinois U.S.A.
  • 3129770946 | +1 312-977-0946 Illinois U.S.A.
  • 3129770947 | +1 312-977-0947 Illinois U.S.A.
  • 3129770948 | +1 312-977-0948 Illinois U.S.A.
  • 3129770949 | +1 312-977-0949 Illinois U.S.A.
  • 3129770950 | +1 312-977-0950 Illinois U.S.A.
  • 3129770951 | +1 312-977-0951 Illinois U.S.A.
  • 3129770952 | +1 312-977-0952 Illinois U.S.A.
  • 3129770953 | +1 312-977-0953 Illinois U.S.A.
  • 3129770954 | +1 312-977-0954 Illinois U.S.A.
  • 3129770955 | +1 312-977-0955 Illinois U.S.A.
  • 3129770956 | +1 312-977-0956 Illinois U.S.A.
  • 3129770957 | +1 312-977-0957 Illinois U.S.A.
  • 3129770958 | +1 312-977-0958 Illinois U.S.A.
  • 3129770959 | +1 312-977-0959 Illinois U.S.A.
  • 3129770960 | +1 312-977-0960 Illinois U.S.A.
  • 3129770961 | +1 312-977-0961 Illinois U.S.A.
  • 3129770962 | +1 312-977-0962 Illinois U.S.A.
  • 3129770963 | +1 312-977-0963 Illinois U.S.A.
  • 3129770964 | +1 312-977-0964 Illinois U.S.A.
  • 3129770965 | +1 312-977-0965 Illinois U.S.A.
  • 3129770966 | +1 312-977-0966 Illinois U.S.A.
  • 3129770967 | +1 312-977-0967 Illinois U.S.A.
  • 3129770968 | +1 312-977-0968 Illinois U.S.A.
  • 3129770969 | +1 312-977-0969 Illinois U.S.A.
  • 3129770970 | +1 312-977-0970 Illinois U.S.A.
  • 3129770971 | +1 312-977-0971 Illinois U.S.A.
  • 3129770972 | +1 312-977-0972 Illinois U.S.A.
  • 3129770973 | +1 312-977-0973 Illinois U.S.A.
  • 3129770974 | +1 312-977-0974 Illinois U.S.A.
  • 3129770975 | +1 312-977-0975 Illinois U.S.A.
  • 3129770976 | +1 312-977-0976 Illinois U.S.A.
  • 3129770977 | +1 312-977-0977 Illinois U.S.A.
  • 3129770978 | +1 312-977-0978 Illinois U.S.A.
  • 3129770979 | +1 312-977-0979 Illinois U.S.A.
  • 3129770980 | +1 312-977-0980 Illinois U.S.A.
  • 3129770981 | +1 312-977-0981 Illinois U.S.A.
  • 3129770982 | +1 312-977-0982 Illinois U.S.A.
  • 3129770983 | +1 312-977-0983 Illinois U.S.A.
  • 3129770984 | +1 312-977-0984 Illinois U.S.A.
  • 3129770985 | +1 312-977-0985 Illinois U.S.A.
  • 3129770986 | +1 312-977-0986 Illinois U.S.A.
  • 3129770987 | +1 312-977-0987 Illinois U.S.A.
  • 3129770988 | +1 312-977-0988 Illinois U.S.A.
  • 3129770989 | +1 312-977-0989 Illinois U.S.A.
  • 3129770990 | +1 312-977-0990 Illinois U.S.A.
  • 3129770991 | +1 312-977-0991 Illinois U.S.A.
  • 3129770992 | +1 312-977-0992 Illinois U.S.A.
  • 3129770993 | +1 312-977-0993 Illinois U.S.A.
  • 3129770994 | +1 312-977-0994 Illinois U.S.A.
  • 3129770995 | +1 312-977-0995 Illinois U.S.A.
  • 3129770996 | +1 312-977-0996 Illinois U.S.A.
  • 3129770997 | +1 312-977-0997 Illinois U.S.A.
  • 3129770998 | +1 312-977-0998 Illinois U.S.A.
  • 3129770999 | +1 312-977-0999 Illinois U.S.A.