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).

  • 3129928900 | +1 312-992-8900 Illinois U.S.A.
  • 3129928901 | +1 312-992-8901 Illinois U.S.A.
  • 3129928902 | +1 312-992-8902 Illinois U.S.A.
  • 3129928903 | +1 312-992-8903 Illinois U.S.A.
  • 3129928904 | +1 312-992-8904 Illinois U.S.A.
  • 3129928905 | +1 312-992-8905 Illinois U.S.A.
  • 3129928906 | +1 312-992-8906 Illinois U.S.A.
  • 3129928907 | +1 312-992-8907 Illinois U.S.A.
  • 3129928908 | +1 312-992-8908 Illinois U.S.A.
  • 3129928909 | +1 312-992-8909 Illinois U.S.A.
  • 3129928910 | +1 312-992-8910 Illinois U.S.A.
  • 3129928911 | +1 312-992-8911 Illinois U.S.A.
  • 3129928912 | +1 312-992-8912 Illinois U.S.A.
  • 3129928913 | +1 312-992-8913 Illinois U.S.A.
  • 3129928914 | +1 312-992-8914 Illinois U.S.A.
  • 3129928915 | +1 312-992-8915 Illinois U.S.A.
  • 3129928916 | +1 312-992-8916 Illinois U.S.A.
  • 3129928917 | +1 312-992-8917 Illinois U.S.A.
  • 3129928918 | +1 312-992-8918 Illinois U.S.A.
  • 3129928919 | +1 312-992-8919 Illinois U.S.A.
  • 3129928920 | +1 312-992-8920 Illinois U.S.A.
  • 3129928921 | +1 312-992-8921 Illinois U.S.A.
  • 3129928922 | +1 312-992-8922 Illinois U.S.A.
  • 3129928923 | +1 312-992-8923 Illinois U.S.A.
  • 3129928924 | +1 312-992-8924 Illinois U.S.A.
  • 3129928925 | +1 312-992-8925 Illinois U.S.A.
  • 3129928926 | +1 312-992-8926 Illinois U.S.A.
  • 3129928927 | +1 312-992-8927 Illinois U.S.A.
  • 3129928928 | +1 312-992-8928 Illinois U.S.A.
  • 3129928929 | +1 312-992-8929 Illinois U.S.A.
  • 3129928930 | +1 312-992-8930 Illinois U.S.A.
  • 3129928931 | +1 312-992-8931 Illinois U.S.A.
  • 3129928932 | +1 312-992-8932 Illinois U.S.A.
  • 3129928933 | +1 312-992-8933 Illinois U.S.A.
  • 3129928934 | +1 312-992-8934 Illinois U.S.A.
  • 3129928935 | +1 312-992-8935 Illinois U.S.A.
  • 3129928936 | +1 312-992-8936 Illinois U.S.A.
  • 3129928937 | +1 312-992-8937 Illinois U.S.A.
  • 3129928938 | +1 312-992-8938 Illinois U.S.A.
  • 3129928939 | +1 312-992-8939 Illinois U.S.A.
  • 3129928940 | +1 312-992-8940 Illinois U.S.A.
  • 3129928941 | +1 312-992-8941 Illinois U.S.A.
  • 3129928942 | +1 312-992-8942 Illinois U.S.A.
  • 3129928943 | +1 312-992-8943 Illinois U.S.A.
  • 3129928944 | +1 312-992-8944 Illinois U.S.A.
  • 3129928945 | +1 312-992-8945 Illinois U.S.A.
  • 3129928946 | +1 312-992-8946 Illinois U.S.A.
  • 3129928947 | +1 312-992-8947 Illinois U.S.A.
  • 3129928948 | +1 312-992-8948 Illinois U.S.A.
  • 3129928949 | +1 312-992-8949 Illinois U.S.A.
  • 3129928950 | +1 312-992-8950 Illinois U.S.A.
  • 3129928951 | +1 312-992-8951 Illinois U.S.A.
  • 3129928952 | +1 312-992-8952 Illinois U.S.A.
  • 3129928953 | +1 312-992-8953 Illinois U.S.A.
  • 3129928954 | +1 312-992-8954 Illinois U.S.A.
  • 3129928955 | +1 312-992-8955 Illinois U.S.A.
  • 3129928956 | +1 312-992-8956 Illinois U.S.A.
  • 3129928957 | +1 312-992-8957 Illinois U.S.A.
  • 3129928958 | +1 312-992-8958 Illinois U.S.A.
  • 3129928959 | +1 312-992-8959 Illinois U.S.A.
  • 3129928960 | +1 312-992-8960 Illinois U.S.A.
  • 3129928961 | +1 312-992-8961 Illinois U.S.A.
  • 3129928962 | +1 312-992-8962 Illinois U.S.A.
  • 3129928963 | +1 312-992-8963 Illinois U.S.A.
  • 3129928964 | +1 312-992-8964 Illinois U.S.A.
  • 3129928965 | +1 312-992-8965 Illinois U.S.A.
  • 3129928966 | +1 312-992-8966 Illinois U.S.A.
  • 3129928967 | +1 312-992-8967 Illinois U.S.A.
  • 3129928968 | +1 312-992-8968 Illinois U.S.A.
  • 3129928969 | +1 312-992-8969 Illinois U.S.A.
  • 3129928970 | +1 312-992-8970 Illinois U.S.A.
  • 3129928971 | +1 312-992-8971 Illinois U.S.A.
  • 3129928972 | +1 312-992-8972 Illinois U.S.A.
  • 3129928973 | +1 312-992-8973 Illinois U.S.A.
  • 3129928974 | +1 312-992-8974 Illinois U.S.A.
  • 3129928975 | +1 312-992-8975 Illinois U.S.A.
  • 3129928976 | +1 312-992-8976 Illinois U.S.A.
  • 3129928977 | +1 312-992-8977 Illinois U.S.A.
  • 3129928978 | +1 312-992-8978 Illinois U.S.A.
  • 3129928979 | +1 312-992-8979 Illinois U.S.A.
  • 3129928980 | +1 312-992-8980 Illinois U.S.A.
  • 3129928981 | +1 312-992-8981 Illinois U.S.A.
  • 3129928982 | +1 312-992-8982 Illinois U.S.A.
  • 3129928983 | +1 312-992-8983 Illinois U.S.A.
  • 3129928984 | +1 312-992-8984 Illinois U.S.A.
  • 3129928985 | +1 312-992-8985 Illinois U.S.A.
  • 3129928986 | +1 312-992-8986 Illinois U.S.A.
  • 3129928987 | +1 312-992-8987 Illinois U.S.A.
  • 3129928988 | +1 312-992-8988 Illinois U.S.A.
  • 3129928989 | +1 312-992-8989 Illinois U.S.A.
  • 3129928990 | +1 312-992-8990 Illinois U.S.A.
  • 3129928991 | +1 312-992-8991 Illinois U.S.A.
  • 3129928992 | +1 312-992-8992 Illinois U.S.A.
  • 3129928993 | +1 312-992-8993 Illinois U.S.A.
  • 3129928994 | +1 312-992-8994 Illinois U.S.A.
  • 3129928995 | +1 312-992-8995 Illinois U.S.A.
  • 3129928996 | +1 312-992-8996 Illinois U.S.A.
  • 3129928997 | +1 312-992-8997 Illinois U.S.A.
  • 3129928998 | +1 312-992-8998 Illinois U.S.A.
  • 3129928999 | +1 312-992-8999 Illinois U.S.A.