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).

  • 3127551000 | +1 312-755-1000 Illinois U.S.A.
  • 3127551001 | +1 312-755-1001 Illinois U.S.A.
  • 3127551002 | +1 312-755-1002 Illinois U.S.A.
  • 3127551003 | +1 312-755-1003 Illinois U.S.A.
  • 3127551004 | +1 312-755-1004 Illinois U.S.A.
  • 3127551005 | +1 312-755-1005 Illinois U.S.A.
  • 3127551006 | +1 312-755-1006 Illinois U.S.A.
  • 3127551007 | +1 312-755-1007 Illinois U.S.A.
  • 3127551008 | +1 312-755-1008 Illinois U.S.A.
  • 3127551009 | +1 312-755-1009 Illinois U.S.A.
  • 3127551010 | +1 312-755-1010 Illinois U.S.A.
  • 3127551011 | +1 312-755-1011 Illinois U.S.A.
  • 3127551012 | +1 312-755-1012 Illinois U.S.A.
  • 3127551013 | +1 312-755-1013 Illinois U.S.A.
  • 3127551014 | +1 312-755-1014 Illinois U.S.A.
  • 3127551015 | +1 312-755-1015 Illinois U.S.A.
  • 3127551016 | +1 312-755-1016 Illinois U.S.A.
  • 3127551017 | +1 312-755-1017 Illinois U.S.A.
  • 3127551018 | +1 312-755-1018 Illinois U.S.A.
  • 3127551019 | +1 312-755-1019 Illinois U.S.A.
  • 3127551020 | +1 312-755-1020 Illinois U.S.A.
  • 3127551021 | +1 312-755-1021 Illinois U.S.A.
  • 3127551022 | +1 312-755-1022 Illinois U.S.A.
  • 3127551023 | +1 312-755-1023 Illinois U.S.A.
  • 3127551024 | +1 312-755-1024 Illinois U.S.A.
  • 3127551025 | +1 312-755-1025 Illinois U.S.A.
  • 3127551026 | +1 312-755-1026 Illinois U.S.A.
  • 3127551027 | +1 312-755-1027 Illinois U.S.A.
  • 3127551028 | +1 312-755-1028 Illinois U.S.A.
  • 3127551029 | +1 312-755-1029 Illinois U.S.A.
  • 3127551030 | +1 312-755-1030 Illinois U.S.A.
  • 3127551031 | +1 312-755-1031 Illinois U.S.A.
  • 3127551032 | +1 312-755-1032 Illinois U.S.A.
  • 3127551033 | +1 312-755-1033 Illinois U.S.A.
  • 3127551034 | +1 312-755-1034 Illinois U.S.A.
  • 3127551035 | +1 312-755-1035 Illinois U.S.A.
  • 3127551036 | +1 312-755-1036 Illinois U.S.A.
  • 3127551037 | +1 312-755-1037 Illinois U.S.A.
  • 3127551038 | +1 312-755-1038 Illinois U.S.A.
  • 3127551039 | +1 312-755-1039 Illinois U.S.A.
  • 3127551040 | +1 312-755-1040 Illinois U.S.A.
  • 3127551041 | +1 312-755-1041 Illinois U.S.A.
  • 3127551042 | +1 312-755-1042 Illinois U.S.A.
  • 3127551043 | +1 312-755-1043 Illinois U.S.A.
  • 3127551044 | +1 312-755-1044 Illinois U.S.A.
  • 3127551045 | +1 312-755-1045 Illinois U.S.A.
  • 3127551046 | +1 312-755-1046 Illinois U.S.A.
  • 3127551047 | +1 312-755-1047 Illinois U.S.A.
  • 3127551048 | +1 312-755-1048 Illinois U.S.A.
  • 3127551049 | +1 312-755-1049 Illinois U.S.A.
  • 3127551050 | +1 312-755-1050 Illinois U.S.A.
  • 3127551051 | +1 312-755-1051 Illinois U.S.A.
  • 3127551052 | +1 312-755-1052 Illinois U.S.A.
  • 3127551053 | +1 312-755-1053 Illinois U.S.A.
  • 3127551054 | +1 312-755-1054 Illinois U.S.A.
  • 3127551055 | +1 312-755-1055 Illinois U.S.A.
  • 3127551056 | +1 312-755-1056 Illinois U.S.A.
  • 3127551057 | +1 312-755-1057 Illinois U.S.A.
  • 3127551058 | +1 312-755-1058 Illinois U.S.A.
  • 3127551059 | +1 312-755-1059 Illinois U.S.A.
  • 3127551060 | +1 312-755-1060 Illinois U.S.A.
  • 3127551061 | +1 312-755-1061 Illinois U.S.A.
  • 3127551062 | +1 312-755-1062 Illinois U.S.A.
  • 3127551063 | +1 312-755-1063 Illinois U.S.A.
  • 3127551064 | +1 312-755-1064 Illinois U.S.A.
  • 3127551065 | +1 312-755-1065 Illinois U.S.A.
  • 3127551066 | +1 312-755-1066 Illinois U.S.A.
  • 3127551067 | +1 312-755-1067 Illinois U.S.A.
  • 3127551068 | +1 312-755-1068 Illinois U.S.A.
  • 3127551069 | +1 312-755-1069 Illinois U.S.A.
  • 3127551070 | +1 312-755-1070 Illinois U.S.A.
  • 3127551071 | +1 312-755-1071 Illinois U.S.A.
  • 3127551072 | +1 312-755-1072 Illinois U.S.A.
  • 3127551073 | +1 312-755-1073 Illinois U.S.A.
  • 3127551074 | +1 312-755-1074 Illinois U.S.A.
  • 3127551075 | +1 312-755-1075 Illinois U.S.A.
  • 3127551076 | +1 312-755-1076 Illinois U.S.A.
  • 3127551077 | +1 312-755-1077 Illinois U.S.A.
  • 3127551078 | +1 312-755-1078 Illinois U.S.A.
  • 3127551079 | +1 312-755-1079 Illinois U.S.A.
  • 3127551080 | +1 312-755-1080 Illinois U.S.A.
  • 3127551081 | +1 312-755-1081 Illinois U.S.A.
  • 3127551082 | +1 312-755-1082 Illinois U.S.A.
  • 3127551083 | +1 312-755-1083 Illinois U.S.A.
  • 3127551084 | +1 312-755-1084 Illinois U.S.A.
  • 3127551085 | +1 312-755-1085 Illinois U.S.A.
  • 3127551086 | +1 312-755-1086 Illinois U.S.A.
  • 3127551087 | +1 312-755-1087 Illinois U.S.A.
  • 3127551088 | +1 312-755-1088 Illinois U.S.A.
  • 3127551089 | +1 312-755-1089 Illinois U.S.A.
  • 3127551090 | +1 312-755-1090 Illinois U.S.A.
  • 3127551091 | +1 312-755-1091 Illinois U.S.A.
  • 3127551092 | +1 312-755-1092 Illinois U.S.A.
  • 3127551093 | +1 312-755-1093 Illinois U.S.A.
  • 3127551094 | +1 312-755-1094 Illinois U.S.A.
  • 3127551095 | +1 312-755-1095 Illinois U.S.A.
  • 3127551096 | +1 312-755-1096 Illinois U.S.A.
  • 3127551097 | +1 312-755-1097 Illinois U.S.A.
  • 3127551098 | +1 312-755-1098 Illinois U.S.A.
  • 3127551099 | +1 312-755-1099 Illinois U.S.A.