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).

  • 3127241000 | +1 312-724-1000 Illinois U.S.A.
  • 3127241001 | +1 312-724-1001 Illinois U.S.A.
  • 3127241002 | +1 312-724-1002 Illinois U.S.A.
  • 3127241003 | +1 312-724-1003 Illinois U.S.A.
  • 3127241004 | +1 312-724-1004 Illinois U.S.A.
  • 3127241005 | +1 312-724-1005 Illinois U.S.A.
  • 3127241006 | +1 312-724-1006 Illinois U.S.A.
  • 3127241007 | +1 312-724-1007 Illinois U.S.A.
  • 3127241008 | +1 312-724-1008 Illinois U.S.A.
  • 3127241009 | +1 312-724-1009 Illinois U.S.A.
  • 3127241010 | +1 312-724-1010 Illinois U.S.A.
  • 3127241011 | +1 312-724-1011 Illinois U.S.A.
  • 3127241012 | +1 312-724-1012 Illinois U.S.A.
  • 3127241013 | +1 312-724-1013 Illinois U.S.A.
  • 3127241014 | +1 312-724-1014 Illinois U.S.A.
  • 3127241015 | +1 312-724-1015 Illinois U.S.A.
  • 3127241016 | +1 312-724-1016 Illinois U.S.A.
  • 3127241017 | +1 312-724-1017 Illinois U.S.A.
  • 3127241018 | +1 312-724-1018 Illinois U.S.A.
  • 3127241019 | +1 312-724-1019 Illinois U.S.A.
  • 3127241020 | +1 312-724-1020 Illinois U.S.A.
  • 3127241021 | +1 312-724-1021 Illinois U.S.A.
  • 3127241022 | +1 312-724-1022 Illinois U.S.A.
  • 3127241023 | +1 312-724-1023 Illinois U.S.A.
  • 3127241024 | +1 312-724-1024 Illinois U.S.A.
  • 3127241025 | +1 312-724-1025 Illinois U.S.A.
  • 3127241026 | +1 312-724-1026 Illinois U.S.A.
  • 3127241027 | +1 312-724-1027 Illinois U.S.A.
  • 3127241028 | +1 312-724-1028 Illinois U.S.A.
  • 3127241029 | +1 312-724-1029 Illinois U.S.A.
  • 3127241030 | +1 312-724-1030 Illinois U.S.A.
  • 3127241031 | +1 312-724-1031 Illinois U.S.A.
  • 3127241032 | +1 312-724-1032 Illinois U.S.A.
  • 3127241033 | +1 312-724-1033 Illinois U.S.A.
  • 3127241034 | +1 312-724-1034 Illinois U.S.A.
  • 3127241035 | +1 312-724-1035 Illinois U.S.A.
  • 3127241036 | +1 312-724-1036 Illinois U.S.A.
  • 3127241037 | +1 312-724-1037 Illinois U.S.A.
  • 3127241038 | +1 312-724-1038 Illinois U.S.A.
  • 3127241039 | +1 312-724-1039 Illinois U.S.A.
  • 3127241040 | +1 312-724-1040 Illinois U.S.A.
  • 3127241041 | +1 312-724-1041 Illinois U.S.A.
  • 3127241042 | +1 312-724-1042 Illinois U.S.A.
  • 3127241043 | +1 312-724-1043 Illinois U.S.A.
  • 3127241044 | +1 312-724-1044 Illinois U.S.A.
  • 3127241045 | +1 312-724-1045 Illinois U.S.A.
  • 3127241046 | +1 312-724-1046 Illinois U.S.A.
  • 3127241047 | +1 312-724-1047 Illinois U.S.A.
  • 3127241048 | +1 312-724-1048 Illinois U.S.A.
  • 3127241049 | +1 312-724-1049 Illinois U.S.A.
  • 3127241050 | +1 312-724-1050 Illinois U.S.A.
  • 3127241051 | +1 312-724-1051 Illinois U.S.A.
  • 3127241052 | +1 312-724-1052 Illinois U.S.A.
  • 3127241053 | +1 312-724-1053 Illinois U.S.A.
  • 3127241054 | +1 312-724-1054 Illinois U.S.A.
  • 3127241055 | +1 312-724-1055 Illinois U.S.A.
  • 3127241056 | +1 312-724-1056 Illinois U.S.A.
  • 3127241057 | +1 312-724-1057 Illinois U.S.A.
  • 3127241058 | +1 312-724-1058 Illinois U.S.A.
  • 3127241059 | +1 312-724-1059 Illinois U.S.A.
  • 3127241060 | +1 312-724-1060 Illinois U.S.A.
  • 3127241061 | +1 312-724-1061 Illinois U.S.A.
  • 3127241062 | +1 312-724-1062 Illinois U.S.A.
  • 3127241063 | +1 312-724-1063 Illinois U.S.A.
  • 3127241064 | +1 312-724-1064 Illinois U.S.A.
  • 3127241065 | +1 312-724-1065 Illinois U.S.A.
  • 3127241066 | +1 312-724-1066 Illinois U.S.A.
  • 3127241067 | +1 312-724-1067 Illinois U.S.A.
  • 3127241068 | +1 312-724-1068 Illinois U.S.A.
  • 3127241069 | +1 312-724-1069 Illinois U.S.A.
  • 3127241070 | +1 312-724-1070 Illinois U.S.A.
  • 3127241071 | +1 312-724-1071 Illinois U.S.A.
  • 3127241072 | +1 312-724-1072 Illinois U.S.A.
  • 3127241073 | +1 312-724-1073 Illinois U.S.A.
  • 3127241074 | +1 312-724-1074 Illinois U.S.A.
  • 3127241075 | +1 312-724-1075 Illinois U.S.A.
  • 3127241076 | +1 312-724-1076 Illinois U.S.A.
  • 3127241077 | +1 312-724-1077 Illinois U.S.A.
  • 3127241078 | +1 312-724-1078 Illinois U.S.A.
  • 3127241079 | +1 312-724-1079 Illinois U.S.A.
  • 3127241080 | +1 312-724-1080 Illinois U.S.A.
  • 3127241081 | +1 312-724-1081 Illinois U.S.A.
  • 3127241082 | +1 312-724-1082 Illinois U.S.A.
  • 3127241083 | +1 312-724-1083 Illinois U.S.A.
  • 3127241084 | +1 312-724-1084 Illinois U.S.A.
  • 3127241085 | +1 312-724-1085 Illinois U.S.A.
  • 3127241086 | +1 312-724-1086 Illinois U.S.A.
  • 3127241087 | +1 312-724-1087 Illinois U.S.A.
  • 3127241088 | +1 312-724-1088 Illinois U.S.A.
  • 3127241089 | +1 312-724-1089 Illinois U.S.A.
  • 3127241090 | +1 312-724-1090 Illinois U.S.A.
  • 3127241091 | +1 312-724-1091 Illinois U.S.A.
  • 3127241092 | +1 312-724-1092 Illinois U.S.A.
  • 3127241093 | +1 312-724-1093 Illinois U.S.A.
  • 3127241094 | +1 312-724-1094 Illinois U.S.A.
  • 3127241095 | +1 312-724-1095 Illinois U.S.A.
  • 3127241096 | +1 312-724-1096 Illinois U.S.A.
  • 3127241097 | +1 312-724-1097 Illinois U.S.A.
  • 3127241098 | +1 312-724-1098 Illinois U.S.A.
  • 3127241099 | +1 312-724-1099 Illinois U.S.A.