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).

  • 3128500900 | +1 312-850-0900 Illinois U.S.A.
  • 3128500901 | +1 312-850-0901 Illinois U.S.A.
  • 3128500902 | +1 312-850-0902 Illinois U.S.A.
  • 3128500903 | +1 312-850-0903 Illinois U.S.A.
  • 3128500904 | +1 312-850-0904 Illinois U.S.A.
  • 3128500905 | +1 312-850-0905 Illinois U.S.A.
  • 3128500906 | +1 312-850-0906 Illinois U.S.A.
  • 3128500907 | +1 312-850-0907 Illinois U.S.A.
  • 3128500908 | +1 312-850-0908 Illinois U.S.A.
  • 3128500909 | +1 312-850-0909 Illinois U.S.A.
  • 3128500910 | +1 312-850-0910 Illinois U.S.A.
  • 3128500911 | +1 312-850-0911 Illinois U.S.A.
  • 3128500912 | +1 312-850-0912 Illinois U.S.A.
  • 3128500913 | +1 312-850-0913 Illinois U.S.A.
  • 3128500914 | +1 312-850-0914 Illinois U.S.A.
  • 3128500915 | +1 312-850-0915 Illinois U.S.A.
  • 3128500916 | +1 312-850-0916 Illinois U.S.A.
  • 3128500917 | +1 312-850-0917 Illinois U.S.A.
  • 3128500918 | +1 312-850-0918 Illinois U.S.A.
  • 3128500919 | +1 312-850-0919 Illinois U.S.A.
  • 3128500920 | +1 312-850-0920 Illinois U.S.A.
  • 3128500921 | +1 312-850-0921 Illinois U.S.A.
  • 3128500922 | +1 312-850-0922 Illinois U.S.A.
  • 3128500923 | +1 312-850-0923 Illinois U.S.A.
  • 3128500924 | +1 312-850-0924 Illinois U.S.A.
  • 3128500925 | +1 312-850-0925 Illinois U.S.A.
  • 3128500926 | +1 312-850-0926 Illinois U.S.A.
  • 3128500927 | +1 312-850-0927 Illinois U.S.A.
  • 3128500928 | +1 312-850-0928 Illinois U.S.A.
  • 3128500929 | +1 312-850-0929 Illinois U.S.A.
  • 3128500930 | +1 312-850-0930 Illinois U.S.A.
  • 3128500931 | +1 312-850-0931 Illinois U.S.A.
  • 3128500932 | +1 312-850-0932 Illinois U.S.A.
  • 3128500933 | +1 312-850-0933 Illinois U.S.A.
  • 3128500934 | +1 312-850-0934 Illinois U.S.A.
  • 3128500935 | +1 312-850-0935 Illinois U.S.A.
  • 3128500936 | +1 312-850-0936 Illinois U.S.A.
  • 3128500937 | +1 312-850-0937 Illinois U.S.A.
  • 3128500938 | +1 312-850-0938 Illinois U.S.A.
  • 3128500939 | +1 312-850-0939 Illinois U.S.A.
  • 3128500940 | +1 312-850-0940 Illinois U.S.A.
  • 3128500941 | +1 312-850-0941 Illinois U.S.A.
  • 3128500942 | +1 312-850-0942 Illinois U.S.A.
  • 3128500943 | +1 312-850-0943 Illinois U.S.A.
  • 3128500944 | +1 312-850-0944 Illinois U.S.A.
  • 3128500945 | +1 312-850-0945 Illinois U.S.A.
  • 3128500946 | +1 312-850-0946 Illinois U.S.A.
  • 3128500947 | +1 312-850-0947 Illinois U.S.A.
  • 3128500948 | +1 312-850-0948 Illinois U.S.A.
  • 3128500949 | +1 312-850-0949 Illinois U.S.A.
  • 3128500950 | +1 312-850-0950 Illinois U.S.A.
  • 3128500951 | +1 312-850-0951 Illinois U.S.A.
  • 3128500952 | +1 312-850-0952 Illinois U.S.A.
  • 3128500953 | +1 312-850-0953 Illinois U.S.A.
  • 3128500954 | +1 312-850-0954 Illinois U.S.A.
  • 3128500955 | +1 312-850-0955 Illinois U.S.A.
  • 3128500956 | +1 312-850-0956 Illinois U.S.A.
  • 3128500957 | +1 312-850-0957 Illinois U.S.A.
  • 3128500958 | +1 312-850-0958 Illinois U.S.A.
  • 3128500959 | +1 312-850-0959 Illinois U.S.A.
  • 3128500960 | +1 312-850-0960 Illinois U.S.A.
  • 3128500961 | +1 312-850-0961 Illinois U.S.A.
  • 3128500962 | +1 312-850-0962 Illinois U.S.A.
  • 3128500963 | +1 312-850-0963 Illinois U.S.A.
  • 3128500964 | +1 312-850-0964 Illinois U.S.A.
  • 3128500965 | +1 312-850-0965 Illinois U.S.A.
  • 3128500966 | +1 312-850-0966 Illinois U.S.A.
  • 3128500967 | +1 312-850-0967 Illinois U.S.A.
  • 3128500968 | +1 312-850-0968 Illinois U.S.A.
  • 3128500969 | +1 312-850-0969 Illinois U.S.A.
  • 3128500970 | +1 312-850-0970 Illinois U.S.A.
  • 3128500971 | +1 312-850-0971 Illinois U.S.A.
  • 3128500972 | +1 312-850-0972 Illinois U.S.A.
  • 3128500973 | +1 312-850-0973 Illinois U.S.A.
  • 3128500974 | +1 312-850-0974 Illinois U.S.A.
  • 3128500975 | +1 312-850-0975 Illinois U.S.A.
  • 3128500976 | +1 312-850-0976 Illinois U.S.A.
  • 3128500977 | +1 312-850-0977 Illinois U.S.A.
  • 3128500978 | +1 312-850-0978 Illinois U.S.A.
  • 3128500979 | +1 312-850-0979 Illinois U.S.A.
  • 3128500980 | +1 312-850-0980 Illinois U.S.A.
  • 3128500981 | +1 312-850-0981 Illinois U.S.A.
  • 3128500982 | +1 312-850-0982 Illinois U.S.A.
  • 3128500983 | +1 312-850-0983 Illinois U.S.A.
  • 3128500984 | +1 312-850-0984 Illinois U.S.A.
  • 3128500985 | +1 312-850-0985 Illinois U.S.A.
  • 3128500986 | +1 312-850-0986 Illinois U.S.A.
  • 3128500987 | +1 312-850-0987 Illinois U.S.A.
  • 3128500988 | +1 312-850-0988 Illinois U.S.A.
  • 3128500989 | +1 312-850-0989 Illinois U.S.A.
  • 3128500990 | +1 312-850-0990 Illinois U.S.A.
  • 3128500991 | +1 312-850-0991 Illinois U.S.A.
  • 3128500992 | +1 312-850-0992 Illinois U.S.A.
  • 3128500993 | +1 312-850-0993 Illinois U.S.A.
  • 3128500994 | +1 312-850-0994 Illinois U.S.A.
  • 3128500995 | +1 312-850-0995 Illinois U.S.A.
  • 3128500996 | +1 312-850-0996 Illinois U.S.A.
  • 3128500997 | +1 312-850-0997 Illinois U.S.A.
  • 3128500998 | +1 312-850-0998 Illinois U.S.A.
  • 3128500999 | +1 312-850-0999 Illinois U.S.A.