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).

  • 3123281000 | +1 312-328-1000 Illinois U.S.A.
  • 3123281001 | +1 312-328-1001 Illinois U.S.A.
  • 3123281002 | +1 312-328-1002 Illinois U.S.A.
  • 3123281003 | +1 312-328-1003 Illinois U.S.A.
  • 3123281004 | +1 312-328-1004 Illinois U.S.A.
  • 3123281005 | +1 312-328-1005 Illinois U.S.A.
  • 3123281006 | +1 312-328-1006 Illinois U.S.A.
  • 3123281007 | +1 312-328-1007 Illinois U.S.A.
  • 3123281008 | +1 312-328-1008 Illinois U.S.A.
  • 3123281009 | +1 312-328-1009 Illinois U.S.A.
  • 3123281010 | +1 312-328-1010 Illinois U.S.A.
  • 3123281011 | +1 312-328-1011 Illinois U.S.A.
  • 3123281012 | +1 312-328-1012 Illinois U.S.A.
  • 3123281013 | +1 312-328-1013 Illinois U.S.A.
  • 3123281014 | +1 312-328-1014 Illinois U.S.A.
  • 3123281015 | +1 312-328-1015 Illinois U.S.A.
  • 3123281016 | +1 312-328-1016 Illinois U.S.A.
  • 3123281017 | +1 312-328-1017 Illinois U.S.A.
  • 3123281018 | +1 312-328-1018 Illinois U.S.A.
  • 3123281019 | +1 312-328-1019 Illinois U.S.A.
  • 3123281020 | +1 312-328-1020 Illinois U.S.A.
  • 3123281021 | +1 312-328-1021 Illinois U.S.A.
  • 3123281022 | +1 312-328-1022 Illinois U.S.A.
  • 3123281023 | +1 312-328-1023 Illinois U.S.A.
  • 3123281024 | +1 312-328-1024 Illinois U.S.A.
  • 3123281025 | +1 312-328-1025 Illinois U.S.A.
  • 3123281026 | +1 312-328-1026 Illinois U.S.A.
  • 3123281027 | +1 312-328-1027 Illinois U.S.A.
  • 3123281028 | +1 312-328-1028 Illinois U.S.A.
  • 3123281029 | +1 312-328-1029 Illinois U.S.A.
  • 3123281030 | +1 312-328-1030 Illinois U.S.A.
  • 3123281031 | +1 312-328-1031 Illinois U.S.A.
  • 3123281032 | +1 312-328-1032 Illinois U.S.A.
  • 3123281033 | +1 312-328-1033 Illinois U.S.A.
  • 3123281034 | +1 312-328-1034 Illinois U.S.A.
  • 3123281035 | +1 312-328-1035 Illinois U.S.A.
  • 3123281036 | +1 312-328-1036 Illinois U.S.A.
  • 3123281037 | +1 312-328-1037 Illinois U.S.A.
  • 3123281038 | +1 312-328-1038 Illinois U.S.A.
  • 3123281039 | +1 312-328-1039 Illinois U.S.A.
  • 3123281040 | +1 312-328-1040 Illinois U.S.A.
  • 3123281041 | +1 312-328-1041 Illinois U.S.A.
  • 3123281042 | +1 312-328-1042 Illinois U.S.A.
  • 3123281043 | +1 312-328-1043 Illinois U.S.A.
  • 3123281044 | +1 312-328-1044 Illinois U.S.A.
  • 3123281045 | +1 312-328-1045 Illinois U.S.A.
  • 3123281046 | +1 312-328-1046 Illinois U.S.A.
  • 3123281047 | +1 312-328-1047 Illinois U.S.A.
  • 3123281048 | +1 312-328-1048 Illinois U.S.A.
  • 3123281049 | +1 312-328-1049 Illinois U.S.A.
  • 3123281050 | +1 312-328-1050 Illinois U.S.A.
  • 3123281051 | +1 312-328-1051 Illinois U.S.A.
  • 3123281052 | +1 312-328-1052 Illinois U.S.A.
  • 3123281053 | +1 312-328-1053 Illinois U.S.A.
  • 3123281054 | +1 312-328-1054 Illinois U.S.A.
  • 3123281055 | +1 312-328-1055 Illinois U.S.A.
  • 3123281056 | +1 312-328-1056 Illinois U.S.A.
  • 3123281057 | +1 312-328-1057 Illinois U.S.A.
  • 3123281058 | +1 312-328-1058 Illinois U.S.A.
  • 3123281059 | +1 312-328-1059 Illinois U.S.A.
  • 3123281060 | +1 312-328-1060 Illinois U.S.A.
  • 3123281061 | +1 312-328-1061 Illinois U.S.A.
  • 3123281062 | +1 312-328-1062 Illinois U.S.A.
  • 3123281063 | +1 312-328-1063 Illinois U.S.A.
  • 3123281064 | +1 312-328-1064 Illinois U.S.A.
  • 3123281065 | +1 312-328-1065 Illinois U.S.A.
  • 3123281066 | +1 312-328-1066 Illinois U.S.A.
  • 3123281067 | +1 312-328-1067 Illinois U.S.A.
  • 3123281068 | +1 312-328-1068 Illinois U.S.A.
  • 3123281069 | +1 312-328-1069 Illinois U.S.A.
  • 3123281070 | +1 312-328-1070 Illinois U.S.A.
  • 3123281071 | +1 312-328-1071 Illinois U.S.A.
  • 3123281072 | +1 312-328-1072 Illinois U.S.A.
  • 3123281073 | +1 312-328-1073 Illinois U.S.A.
  • 3123281074 | +1 312-328-1074 Illinois U.S.A.
  • 3123281075 | +1 312-328-1075 Illinois U.S.A.
  • 3123281076 | +1 312-328-1076 Illinois U.S.A.
  • 3123281077 | +1 312-328-1077 Illinois U.S.A.
  • 3123281078 | +1 312-328-1078 Illinois U.S.A.
  • 3123281079 | +1 312-328-1079 Illinois U.S.A.
  • 3123281080 | +1 312-328-1080 Illinois U.S.A.
  • 3123281081 | +1 312-328-1081 Illinois U.S.A.
  • 3123281082 | +1 312-328-1082 Illinois U.S.A.
  • 3123281083 | +1 312-328-1083 Illinois U.S.A.
  • 3123281084 | +1 312-328-1084 Illinois U.S.A.
  • 3123281085 | +1 312-328-1085 Illinois U.S.A.
  • 3123281086 | +1 312-328-1086 Illinois U.S.A.
  • 3123281087 | +1 312-328-1087 Illinois U.S.A.
  • 3123281088 | +1 312-328-1088 Illinois U.S.A.
  • 3123281089 | +1 312-328-1089 Illinois U.S.A.
  • 3123281090 | +1 312-328-1090 Illinois U.S.A.
  • 3123281091 | +1 312-328-1091 Illinois U.S.A.
  • 3123281092 | +1 312-328-1092 Illinois U.S.A.
  • 3123281093 | +1 312-328-1093 Illinois U.S.A.
  • 3123281094 | +1 312-328-1094 Illinois U.S.A.
  • 3123281095 | +1 312-328-1095 Illinois U.S.A.
  • 3123281096 | +1 312-328-1096 Illinois U.S.A.
  • 3123281097 | +1 312-328-1097 Illinois U.S.A.
  • 3123281098 | +1 312-328-1098 Illinois U.S.A.
  • 3123281099 | +1 312-328-1099 Illinois U.S.A.