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).

  • 3122271000 | +1 312-227-1000 Illinois U.S.A.
  • 3122271001 | +1 312-227-1001 Illinois U.S.A.
  • 3122271002 | +1 312-227-1002 Illinois U.S.A.
  • 3122271003 | +1 312-227-1003 Illinois U.S.A.
  • 3122271004 | +1 312-227-1004 Illinois U.S.A.
  • 3122271005 | +1 312-227-1005 Illinois U.S.A.
  • 3122271006 | +1 312-227-1006 Illinois U.S.A.
  • 3122271007 | +1 312-227-1007 Illinois U.S.A.
  • 3122271008 | +1 312-227-1008 Illinois U.S.A.
  • 3122271009 | +1 312-227-1009 Illinois U.S.A.
  • 3122271010 | +1 312-227-1010 Illinois U.S.A.
  • 3122271011 | +1 312-227-1011 Illinois U.S.A.
  • 3122271012 | +1 312-227-1012 Illinois U.S.A.
  • 3122271013 | +1 312-227-1013 Illinois U.S.A.
  • 3122271014 | +1 312-227-1014 Illinois U.S.A.
  • 3122271015 | +1 312-227-1015 Illinois U.S.A.
  • 3122271016 | +1 312-227-1016 Illinois U.S.A.
  • 3122271017 | +1 312-227-1017 Illinois U.S.A.
  • 3122271018 | +1 312-227-1018 Illinois U.S.A.
  • 3122271019 | +1 312-227-1019 Illinois U.S.A.
  • 3122271020 | +1 312-227-1020 Illinois U.S.A.
  • 3122271021 | +1 312-227-1021 Illinois U.S.A.
  • 3122271022 | +1 312-227-1022 Illinois U.S.A.
  • 3122271023 | +1 312-227-1023 Illinois U.S.A.
  • 3122271024 | +1 312-227-1024 Illinois U.S.A.
  • 3122271025 | +1 312-227-1025 Illinois U.S.A.
  • 3122271026 | +1 312-227-1026 Illinois U.S.A.
  • 3122271027 | +1 312-227-1027 Illinois U.S.A.
  • 3122271028 | +1 312-227-1028 Illinois U.S.A.
  • 3122271029 | +1 312-227-1029 Illinois U.S.A.
  • 3122271030 | +1 312-227-1030 Illinois U.S.A.
  • 3122271031 | +1 312-227-1031 Illinois U.S.A.
  • 3122271032 | +1 312-227-1032 Illinois U.S.A.
  • 3122271033 | +1 312-227-1033 Illinois U.S.A.
  • 3122271034 | +1 312-227-1034 Illinois U.S.A.
  • 3122271035 | +1 312-227-1035 Illinois U.S.A.
  • 3122271036 | +1 312-227-1036 Illinois U.S.A.
  • 3122271037 | +1 312-227-1037 Illinois U.S.A.
  • 3122271038 | +1 312-227-1038 Illinois U.S.A.
  • 3122271039 | +1 312-227-1039 Illinois U.S.A.
  • 3122271040 | +1 312-227-1040 Illinois U.S.A.
  • 3122271041 | +1 312-227-1041 Illinois U.S.A.
  • 3122271042 | +1 312-227-1042 Illinois U.S.A.
  • 3122271043 | +1 312-227-1043 Illinois U.S.A.
  • 3122271044 | +1 312-227-1044 Illinois U.S.A.
  • 3122271045 | +1 312-227-1045 Illinois U.S.A.
  • 3122271046 | +1 312-227-1046 Illinois U.S.A.
  • 3122271047 | +1 312-227-1047 Illinois U.S.A.
  • 3122271048 | +1 312-227-1048 Illinois U.S.A.
  • 3122271049 | +1 312-227-1049 Illinois U.S.A.
  • 3122271050 | +1 312-227-1050 Illinois U.S.A.
  • 3122271051 | +1 312-227-1051 Illinois U.S.A.
  • 3122271052 | +1 312-227-1052 Illinois U.S.A.
  • 3122271053 | +1 312-227-1053 Illinois U.S.A.
  • 3122271054 | +1 312-227-1054 Illinois U.S.A.
  • 3122271055 | +1 312-227-1055 Illinois U.S.A.
  • 3122271056 | +1 312-227-1056 Illinois U.S.A.
  • 3122271057 | +1 312-227-1057 Illinois U.S.A.
  • 3122271058 | +1 312-227-1058 Illinois U.S.A.
  • 3122271059 | +1 312-227-1059 Illinois U.S.A.
  • 3122271060 | +1 312-227-1060 Illinois U.S.A.
  • 3122271061 | +1 312-227-1061 Illinois U.S.A.
  • 3122271062 | +1 312-227-1062 Illinois U.S.A.
  • 3122271063 | +1 312-227-1063 Illinois U.S.A.
  • 3122271064 | +1 312-227-1064 Illinois U.S.A.
  • 3122271065 | +1 312-227-1065 Illinois U.S.A.
  • 3122271066 | +1 312-227-1066 Illinois U.S.A.
  • 3122271067 | +1 312-227-1067 Illinois U.S.A.
  • 3122271068 | +1 312-227-1068 Illinois U.S.A.
  • 3122271069 | +1 312-227-1069 Illinois U.S.A.
  • 3122271070 | +1 312-227-1070 Illinois U.S.A.
  • 3122271071 | +1 312-227-1071 Illinois U.S.A.
  • 3122271072 | +1 312-227-1072 Illinois U.S.A.
  • 3122271073 | +1 312-227-1073 Illinois U.S.A.
  • 3122271074 | +1 312-227-1074 Illinois U.S.A.
  • 3122271075 | +1 312-227-1075 Illinois U.S.A.
  • 3122271076 | +1 312-227-1076 Illinois U.S.A.
  • 3122271077 | +1 312-227-1077 Illinois U.S.A.
  • 3122271078 | +1 312-227-1078 Illinois U.S.A.
  • 3122271079 | +1 312-227-1079 Illinois U.S.A.
  • 3122271080 | +1 312-227-1080 Illinois U.S.A.
  • 3122271081 | +1 312-227-1081 Illinois U.S.A.
  • 3122271082 | +1 312-227-1082 Illinois U.S.A.
  • 3122271083 | +1 312-227-1083 Illinois U.S.A.
  • 3122271084 | +1 312-227-1084 Illinois U.S.A.
  • 3122271085 | +1 312-227-1085 Illinois U.S.A.
  • 3122271086 | +1 312-227-1086 Illinois U.S.A.
  • 3122271087 | +1 312-227-1087 Illinois U.S.A.
  • 3122271088 | +1 312-227-1088 Illinois U.S.A.
  • 3122271089 | +1 312-227-1089 Illinois U.S.A.
  • 3122271090 | +1 312-227-1090 Illinois U.S.A.
  • 3122271091 | +1 312-227-1091 Illinois U.S.A.
  • 3122271092 | +1 312-227-1092 Illinois U.S.A.
  • 3122271093 | +1 312-227-1093 Illinois U.S.A.
  • 3122271094 | +1 312-227-1094 Illinois U.S.A.
  • 3122271095 | +1 312-227-1095 Illinois U.S.A.
  • 3122271096 | +1 312-227-1096 Illinois U.S.A.
  • 3122271097 | +1 312-227-1097 Illinois U.S.A.
  • 3122271098 | +1 312-227-1098 Illinois U.S.A.
  • 3122271099 | +1 312-227-1099 Illinois U.S.A.