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).

  • 3124641000 | +1 312-464-1000 Illinois U.S.A.
  • 3124641001 | +1 312-464-1001 Illinois U.S.A.
  • 3124641002 | +1 312-464-1002 Illinois U.S.A.
  • 3124641003 | +1 312-464-1003 Illinois U.S.A.
  • 3124641004 | +1 312-464-1004 Illinois U.S.A.
  • 3124641005 | +1 312-464-1005 Illinois U.S.A.
  • 3124641006 | +1 312-464-1006 Illinois U.S.A.
  • 3124641007 | +1 312-464-1007 Illinois U.S.A.
  • 3124641008 | +1 312-464-1008 Illinois U.S.A.
  • 3124641009 | +1 312-464-1009 Illinois U.S.A.
  • 3124641010 | +1 312-464-1010 Illinois U.S.A.
  • 3124641011 | +1 312-464-1011 Illinois U.S.A.
  • 3124641012 | +1 312-464-1012 Illinois U.S.A.
  • 3124641013 | +1 312-464-1013 Illinois U.S.A.
  • 3124641014 | +1 312-464-1014 Illinois U.S.A.
  • 3124641015 | +1 312-464-1015 Illinois U.S.A.
  • 3124641016 | +1 312-464-1016 Illinois U.S.A.
  • 3124641017 | +1 312-464-1017 Illinois U.S.A.
  • 3124641018 | +1 312-464-1018 Illinois U.S.A.
  • 3124641019 | +1 312-464-1019 Illinois U.S.A.
  • 3124641020 | +1 312-464-1020 Illinois U.S.A.
  • 3124641021 | +1 312-464-1021 Illinois U.S.A.
  • 3124641022 | +1 312-464-1022 Illinois U.S.A.
  • 3124641023 | +1 312-464-1023 Illinois U.S.A.
  • 3124641024 | +1 312-464-1024 Illinois U.S.A.
  • 3124641025 | +1 312-464-1025 Illinois U.S.A.
  • 3124641026 | +1 312-464-1026 Illinois U.S.A.
  • 3124641027 | +1 312-464-1027 Illinois U.S.A.
  • 3124641028 | +1 312-464-1028 Illinois U.S.A.
  • 3124641029 | +1 312-464-1029 Illinois U.S.A.
  • 3124641030 | +1 312-464-1030 Illinois U.S.A.
  • 3124641031 | +1 312-464-1031 Illinois U.S.A.
  • 3124641032 | +1 312-464-1032 Illinois U.S.A.
  • 3124641033 | +1 312-464-1033 Illinois U.S.A.
  • 3124641034 | +1 312-464-1034 Illinois U.S.A.
  • 3124641035 | +1 312-464-1035 Illinois U.S.A.
  • 3124641036 | +1 312-464-1036 Illinois U.S.A.
  • 3124641037 | +1 312-464-1037 Illinois U.S.A.
  • 3124641038 | +1 312-464-1038 Illinois U.S.A.
  • 3124641039 | +1 312-464-1039 Illinois U.S.A.
  • 3124641040 | +1 312-464-1040 Illinois U.S.A.
  • 3124641041 | +1 312-464-1041 Illinois U.S.A.
  • 3124641042 | +1 312-464-1042 Illinois U.S.A.
  • 3124641043 | +1 312-464-1043 Illinois U.S.A.
  • 3124641044 | +1 312-464-1044 Illinois U.S.A.
  • 3124641045 | +1 312-464-1045 Illinois U.S.A.
  • 3124641046 | +1 312-464-1046 Illinois U.S.A.
  • 3124641047 | +1 312-464-1047 Illinois U.S.A.
  • 3124641048 | +1 312-464-1048 Illinois U.S.A.
  • 3124641049 | +1 312-464-1049 Illinois U.S.A.
  • 3124641050 | +1 312-464-1050 Illinois U.S.A.
  • 3124641051 | +1 312-464-1051 Illinois U.S.A.
  • 3124641052 | +1 312-464-1052 Illinois U.S.A.
  • 3124641053 | +1 312-464-1053 Illinois U.S.A.
  • 3124641054 | +1 312-464-1054 Illinois U.S.A.
  • 3124641055 | +1 312-464-1055 Illinois U.S.A.
  • 3124641056 | +1 312-464-1056 Illinois U.S.A.
  • 3124641057 | +1 312-464-1057 Illinois U.S.A.
  • 3124641058 | +1 312-464-1058 Illinois U.S.A.
  • 3124641059 | +1 312-464-1059 Illinois U.S.A.
  • 3124641060 | +1 312-464-1060 Illinois U.S.A.
  • 3124641061 | +1 312-464-1061 Illinois U.S.A.
  • 3124641062 | +1 312-464-1062 Illinois U.S.A.
  • 3124641063 | +1 312-464-1063 Illinois U.S.A.
  • 3124641064 | +1 312-464-1064 Illinois U.S.A.
  • 3124641065 | +1 312-464-1065 Illinois U.S.A.
  • 3124641066 | +1 312-464-1066 Illinois U.S.A.
  • 3124641067 | +1 312-464-1067 Illinois U.S.A.
  • 3124641068 | +1 312-464-1068 Illinois U.S.A.
  • 3124641069 | +1 312-464-1069 Illinois U.S.A.
  • 3124641070 | +1 312-464-1070 Illinois U.S.A.
  • 3124641071 | +1 312-464-1071 Illinois U.S.A.
  • 3124641072 | +1 312-464-1072 Illinois U.S.A.
  • 3124641073 | +1 312-464-1073 Illinois U.S.A.
  • 3124641074 | +1 312-464-1074 Illinois U.S.A.
  • 3124641075 | +1 312-464-1075 Illinois U.S.A.
  • 3124641076 | +1 312-464-1076 Illinois U.S.A.
  • 3124641077 | +1 312-464-1077 Illinois U.S.A.
  • 3124641078 | +1 312-464-1078 Illinois U.S.A.
  • 3124641079 | +1 312-464-1079 Illinois U.S.A.
  • 3124641080 | +1 312-464-1080 Illinois U.S.A.
  • 3124641081 | +1 312-464-1081 Illinois U.S.A.
  • 3124641082 | +1 312-464-1082 Illinois U.S.A.
  • 3124641083 | +1 312-464-1083 Illinois U.S.A.
  • 3124641084 | +1 312-464-1084 Illinois U.S.A.
  • 3124641085 | +1 312-464-1085 Illinois U.S.A.
  • 3124641086 | +1 312-464-1086 Illinois U.S.A.
  • 3124641087 | +1 312-464-1087 Illinois U.S.A.
  • 3124641088 | +1 312-464-1088 Illinois U.S.A.
  • 3124641089 | +1 312-464-1089 Illinois U.S.A.
  • 3124641090 | +1 312-464-1090 Illinois U.S.A.
  • 3124641091 | +1 312-464-1091 Illinois U.S.A.
  • 3124641092 | +1 312-464-1092 Illinois U.S.A.
  • 3124641093 | +1 312-464-1093 Illinois U.S.A.
  • 3124641094 | +1 312-464-1094 Illinois U.S.A.
  • 3124641095 | +1 312-464-1095 Illinois U.S.A.
  • 3124641096 | +1 312-464-1096 Illinois U.S.A.
  • 3124641097 | +1 312-464-1097 Illinois U.S.A.
  • 3124641098 | +1 312-464-1098 Illinois U.S.A.
  • 3124641099 | +1 312-464-1099 Illinois U.S.A.