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).

  • 3129888900 | +1 312-988-8900 Illinois U.S.A.
  • 3129888901 | +1 312-988-8901 Illinois U.S.A.
  • 3129888902 | +1 312-988-8902 Illinois U.S.A.
  • 3129888903 | +1 312-988-8903 Illinois U.S.A.
  • 3129888904 | +1 312-988-8904 Illinois U.S.A.
  • 3129888905 | +1 312-988-8905 Illinois U.S.A.
  • 3129888906 | +1 312-988-8906 Illinois U.S.A.
  • 3129888907 | +1 312-988-8907 Illinois U.S.A.
  • 3129888908 | +1 312-988-8908 Illinois U.S.A.
  • 3129888909 | +1 312-988-8909 Illinois U.S.A.
  • 3129888910 | +1 312-988-8910 Illinois U.S.A.
  • 3129888911 | +1 312-988-8911 Illinois U.S.A.
  • 3129888912 | +1 312-988-8912 Illinois U.S.A.
  • 3129888913 | +1 312-988-8913 Illinois U.S.A.
  • 3129888914 | +1 312-988-8914 Illinois U.S.A.
  • 3129888915 | +1 312-988-8915 Illinois U.S.A.
  • 3129888916 | +1 312-988-8916 Illinois U.S.A.
  • 3129888917 | +1 312-988-8917 Illinois U.S.A.
  • 3129888918 | +1 312-988-8918 Illinois U.S.A.
  • 3129888919 | +1 312-988-8919 Illinois U.S.A.
  • 3129888920 | +1 312-988-8920 Illinois U.S.A.
  • 3129888921 | +1 312-988-8921 Illinois U.S.A.
  • 3129888922 | +1 312-988-8922 Illinois U.S.A.
  • 3129888923 | +1 312-988-8923 Illinois U.S.A.
  • 3129888924 | +1 312-988-8924 Illinois U.S.A.
  • 3129888925 | +1 312-988-8925 Illinois U.S.A.
  • 3129888926 | +1 312-988-8926 Illinois U.S.A.
  • 3129888927 | +1 312-988-8927 Illinois U.S.A.
  • 3129888928 | +1 312-988-8928 Illinois U.S.A.
  • 3129888929 | +1 312-988-8929 Illinois U.S.A.
  • 3129888930 | +1 312-988-8930 Illinois U.S.A.
  • 3129888931 | +1 312-988-8931 Illinois U.S.A.
  • 3129888932 | +1 312-988-8932 Illinois U.S.A.
  • 3129888933 | +1 312-988-8933 Illinois U.S.A.
  • 3129888934 | +1 312-988-8934 Illinois U.S.A.
  • 3129888935 | +1 312-988-8935 Illinois U.S.A.
  • 3129888936 | +1 312-988-8936 Illinois U.S.A.
  • 3129888937 | +1 312-988-8937 Illinois U.S.A.
  • 3129888938 | +1 312-988-8938 Illinois U.S.A.
  • 3129888939 | +1 312-988-8939 Illinois U.S.A.
  • 3129888940 | +1 312-988-8940 Illinois U.S.A.
  • 3129888941 | +1 312-988-8941 Illinois U.S.A.
  • 3129888942 | +1 312-988-8942 Illinois U.S.A.
  • 3129888943 | +1 312-988-8943 Illinois U.S.A.
  • 3129888944 | +1 312-988-8944 Illinois U.S.A.
  • 3129888945 | +1 312-988-8945 Illinois U.S.A.
  • 3129888946 | +1 312-988-8946 Illinois U.S.A.
  • 3129888947 | +1 312-988-8947 Illinois U.S.A.
  • 3129888948 | +1 312-988-8948 Illinois U.S.A.
  • 3129888949 | +1 312-988-8949 Illinois U.S.A.
  • 3129888950 | +1 312-988-8950 Illinois U.S.A.
  • 3129888951 | +1 312-988-8951 Illinois U.S.A.
  • 3129888952 | +1 312-988-8952 Illinois U.S.A.
  • 3129888953 | +1 312-988-8953 Illinois U.S.A.
  • 3129888954 | +1 312-988-8954 Illinois U.S.A.
  • 3129888955 | +1 312-988-8955 Illinois U.S.A.
  • 3129888956 | +1 312-988-8956 Illinois U.S.A.
  • 3129888957 | +1 312-988-8957 Illinois U.S.A.
  • 3129888958 | +1 312-988-8958 Illinois U.S.A.
  • 3129888959 | +1 312-988-8959 Illinois U.S.A.
  • 3129888960 | +1 312-988-8960 Illinois U.S.A.
  • 3129888961 | +1 312-988-8961 Illinois U.S.A.
  • 3129888962 | +1 312-988-8962 Illinois U.S.A.
  • 3129888963 | +1 312-988-8963 Illinois U.S.A.
  • 3129888964 | +1 312-988-8964 Illinois U.S.A.
  • 3129888965 | +1 312-988-8965 Illinois U.S.A.
  • 3129888966 | +1 312-988-8966 Illinois U.S.A.
  • 3129888967 | +1 312-988-8967 Illinois U.S.A.
  • 3129888968 | +1 312-988-8968 Illinois U.S.A.
  • 3129888969 | +1 312-988-8969 Illinois U.S.A.
  • 3129888970 | +1 312-988-8970 Illinois U.S.A.
  • 3129888971 | +1 312-988-8971 Illinois U.S.A.
  • 3129888972 | +1 312-988-8972 Illinois U.S.A.
  • 3129888973 | +1 312-988-8973 Illinois U.S.A.
  • 3129888974 | +1 312-988-8974 Illinois U.S.A.
  • 3129888975 | +1 312-988-8975 Illinois U.S.A.
  • 3129888976 | +1 312-988-8976 Illinois U.S.A.
  • 3129888977 | +1 312-988-8977 Illinois U.S.A.
  • 3129888978 | +1 312-988-8978 Illinois U.S.A.
  • 3129888979 | +1 312-988-8979 Illinois U.S.A.
  • 3129888980 | +1 312-988-8980 Illinois U.S.A.
  • 3129888981 | +1 312-988-8981 Illinois U.S.A.
  • 3129888982 | +1 312-988-8982 Illinois U.S.A.
  • 3129888983 | +1 312-988-8983 Illinois U.S.A.
  • 3129888984 | +1 312-988-8984 Illinois U.S.A.
  • 3129888985 | +1 312-988-8985 Illinois U.S.A.
  • 3129888986 | +1 312-988-8986 Illinois U.S.A.
  • 3129888987 | +1 312-988-8987 Illinois U.S.A.
  • 3129888988 | +1 312-988-8988 Illinois U.S.A.
  • 3129888989 | +1 312-988-8989 Illinois U.S.A.
  • 3129888990 | +1 312-988-8990 Illinois U.S.A.
  • 3129888991 | +1 312-988-8991 Illinois U.S.A.
  • 3129888992 | +1 312-988-8992 Illinois U.S.A.
  • 3129888993 | +1 312-988-8993 Illinois U.S.A.
  • 3129888994 | +1 312-988-8994 Illinois U.S.A.
  • 3129888995 | +1 312-988-8995 Illinois U.S.A.
  • 3129888996 | +1 312-988-8996 Illinois U.S.A.
  • 3129888997 | +1 312-988-8997 Illinois U.S.A.
  • 3129888998 | +1 312-988-8998 Illinois U.S.A.
  • 3129888999 | +1 312-988-8999 Illinois U.S.A.