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).

  • 3123371000 | +1 312-337-1000 Illinois U.S.A.
  • 3123371001 | +1 312-337-1001 Illinois U.S.A.
  • 3123371002 | +1 312-337-1002 Illinois U.S.A.
  • 3123371003 | +1 312-337-1003 Illinois U.S.A.
  • 3123371004 | +1 312-337-1004 Illinois U.S.A.
  • 3123371005 | +1 312-337-1005 Illinois U.S.A.
  • 3123371006 | +1 312-337-1006 Illinois U.S.A.
  • 3123371007 | +1 312-337-1007 Illinois U.S.A.
  • 3123371008 | +1 312-337-1008 Illinois U.S.A.
  • 3123371009 | +1 312-337-1009 Illinois U.S.A.
  • 3123371010 | +1 312-337-1010 Illinois U.S.A.
  • 3123371011 | +1 312-337-1011 Illinois U.S.A.
  • 3123371012 | +1 312-337-1012 Illinois U.S.A.
  • 3123371013 | +1 312-337-1013 Illinois U.S.A.
  • 3123371014 | +1 312-337-1014 Illinois U.S.A.
  • 3123371015 | +1 312-337-1015 Illinois U.S.A.
  • 3123371016 | +1 312-337-1016 Illinois U.S.A.
  • 3123371017 | +1 312-337-1017 Illinois U.S.A.
  • 3123371018 | +1 312-337-1018 Illinois U.S.A.
  • 3123371019 | +1 312-337-1019 Illinois U.S.A.
  • 3123371020 | +1 312-337-1020 Illinois U.S.A.
  • 3123371021 | +1 312-337-1021 Illinois U.S.A.
  • 3123371022 | +1 312-337-1022 Illinois U.S.A.
  • 3123371023 | +1 312-337-1023 Illinois U.S.A.
  • 3123371024 | +1 312-337-1024 Illinois U.S.A.
  • 3123371025 | +1 312-337-1025 Illinois U.S.A.
  • 3123371026 | +1 312-337-1026 Illinois U.S.A.
  • 3123371027 | +1 312-337-1027 Illinois U.S.A.
  • 3123371028 | +1 312-337-1028 Illinois U.S.A.
  • 3123371029 | +1 312-337-1029 Illinois U.S.A.
  • 3123371030 | +1 312-337-1030 Illinois U.S.A.
  • 3123371031 | +1 312-337-1031 Illinois U.S.A.
  • 3123371032 | +1 312-337-1032 Illinois U.S.A.
  • 3123371033 | +1 312-337-1033 Illinois U.S.A.
  • 3123371034 | +1 312-337-1034 Illinois U.S.A.
  • 3123371035 | +1 312-337-1035 Illinois U.S.A.
  • 3123371036 | +1 312-337-1036 Illinois U.S.A.
  • 3123371037 | +1 312-337-1037 Illinois U.S.A.
  • 3123371038 | +1 312-337-1038 Illinois U.S.A.
  • 3123371039 | +1 312-337-1039 Illinois U.S.A.
  • 3123371040 | +1 312-337-1040 Illinois U.S.A.
  • 3123371041 | +1 312-337-1041 Illinois U.S.A.
  • 3123371042 | +1 312-337-1042 Illinois U.S.A.
  • 3123371043 | +1 312-337-1043 Illinois U.S.A.
  • 3123371044 | +1 312-337-1044 Illinois U.S.A.
  • 3123371045 | +1 312-337-1045 Illinois U.S.A.
  • 3123371046 | +1 312-337-1046 Illinois U.S.A.
  • 3123371047 | +1 312-337-1047 Illinois U.S.A.
  • 3123371048 | +1 312-337-1048 Illinois U.S.A.
  • 3123371049 | +1 312-337-1049 Illinois U.S.A.
  • 3123371050 | +1 312-337-1050 Illinois U.S.A.
  • 3123371051 | +1 312-337-1051 Illinois U.S.A.
  • 3123371052 | +1 312-337-1052 Illinois U.S.A.
  • 3123371053 | +1 312-337-1053 Illinois U.S.A.
  • 3123371054 | +1 312-337-1054 Illinois U.S.A.
  • 3123371055 | +1 312-337-1055 Illinois U.S.A.
  • 3123371056 | +1 312-337-1056 Illinois U.S.A.
  • 3123371057 | +1 312-337-1057 Illinois U.S.A.
  • 3123371058 | +1 312-337-1058 Illinois U.S.A.
  • 3123371059 | +1 312-337-1059 Illinois U.S.A.
  • 3123371060 | +1 312-337-1060 Illinois U.S.A.
  • 3123371061 | +1 312-337-1061 Illinois U.S.A.
  • 3123371062 | +1 312-337-1062 Illinois U.S.A.
  • 3123371063 | +1 312-337-1063 Illinois U.S.A.
  • 3123371064 | +1 312-337-1064 Illinois U.S.A.
  • 3123371065 | +1 312-337-1065 Illinois U.S.A.
  • 3123371066 | +1 312-337-1066 Illinois U.S.A.
  • 3123371067 | +1 312-337-1067 Illinois U.S.A.
  • 3123371068 | +1 312-337-1068 Illinois U.S.A.
  • 3123371069 | +1 312-337-1069 Illinois U.S.A.
  • 3123371070 | +1 312-337-1070 Illinois U.S.A.
  • 3123371071 | +1 312-337-1071 Illinois U.S.A.
  • 3123371072 | +1 312-337-1072 Illinois U.S.A.
  • 3123371073 | +1 312-337-1073 Illinois U.S.A.
  • 3123371074 | +1 312-337-1074 Illinois U.S.A.
  • 3123371075 | +1 312-337-1075 Illinois U.S.A.
  • 3123371076 | +1 312-337-1076 Illinois U.S.A.
  • 3123371077 | +1 312-337-1077 Illinois U.S.A.
  • 3123371078 | +1 312-337-1078 Illinois U.S.A.
  • 3123371079 | +1 312-337-1079 Illinois U.S.A.
  • 3123371080 | +1 312-337-1080 Illinois U.S.A.
  • 3123371081 | +1 312-337-1081 Illinois U.S.A.
  • 3123371082 | +1 312-337-1082 Illinois U.S.A.
  • 3123371083 | +1 312-337-1083 Illinois U.S.A.
  • 3123371084 | +1 312-337-1084 Illinois U.S.A.
  • 3123371085 | +1 312-337-1085 Illinois U.S.A.
  • 3123371086 | +1 312-337-1086 Illinois U.S.A.
  • 3123371087 | +1 312-337-1087 Illinois U.S.A.
  • 3123371088 | +1 312-337-1088 Illinois U.S.A.
  • 3123371089 | +1 312-337-1089 Illinois U.S.A.
  • 3123371090 | +1 312-337-1090 Illinois U.S.A.
  • 3123371091 | +1 312-337-1091 Illinois U.S.A.
  • 3123371092 | +1 312-337-1092 Illinois U.S.A.
  • 3123371093 | +1 312-337-1093 Illinois U.S.A.
  • 3123371094 | +1 312-337-1094 Illinois U.S.A.
  • 3123371095 | +1 312-337-1095 Illinois U.S.A.
  • 3123371096 | +1 312-337-1096 Illinois U.S.A.
  • 3123371097 | +1 312-337-1097 Illinois U.S.A.
  • 3123371098 | +1 312-337-1098 Illinois U.S.A.
  • 3123371099 | +1 312-337-1099 Illinois U.S.A.