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).

  • 3127821000 | +1 312-782-1000 Illinois U.S.A.
  • 3127821001 | +1 312-782-1001 Illinois U.S.A.
  • 3127821002 | +1 312-782-1002 Illinois U.S.A.
  • 3127821003 | +1 312-782-1003 Illinois U.S.A.
  • 3127821004 | +1 312-782-1004 Illinois U.S.A.
  • 3127821005 | +1 312-782-1005 Illinois U.S.A.
  • 3127821006 | +1 312-782-1006 Illinois U.S.A.
  • 3127821007 | +1 312-782-1007 Illinois U.S.A.
  • 3127821008 | +1 312-782-1008 Illinois U.S.A.
  • 3127821009 | +1 312-782-1009 Illinois U.S.A.
  • 3127821010 | +1 312-782-1010 Illinois U.S.A.
  • 3127821011 | +1 312-782-1011 Illinois U.S.A.
  • 3127821012 | +1 312-782-1012 Illinois U.S.A.
  • 3127821013 | +1 312-782-1013 Illinois U.S.A.
  • 3127821014 | +1 312-782-1014 Illinois U.S.A.
  • 3127821015 | +1 312-782-1015 Illinois U.S.A.
  • 3127821016 | +1 312-782-1016 Illinois U.S.A.
  • 3127821017 | +1 312-782-1017 Illinois U.S.A.
  • 3127821018 | +1 312-782-1018 Illinois U.S.A.
  • 3127821019 | +1 312-782-1019 Illinois U.S.A.
  • 3127821020 | +1 312-782-1020 Illinois U.S.A.
  • 3127821021 | +1 312-782-1021 Illinois U.S.A.
  • 3127821022 | +1 312-782-1022 Illinois U.S.A.
  • 3127821023 | +1 312-782-1023 Illinois U.S.A.
  • 3127821024 | +1 312-782-1024 Illinois U.S.A.
  • 3127821025 | +1 312-782-1025 Illinois U.S.A.
  • 3127821026 | +1 312-782-1026 Illinois U.S.A.
  • 3127821027 | +1 312-782-1027 Illinois U.S.A.
  • 3127821028 | +1 312-782-1028 Illinois U.S.A.
  • 3127821029 | +1 312-782-1029 Illinois U.S.A.
  • 3127821030 | +1 312-782-1030 Illinois U.S.A.
  • 3127821031 | +1 312-782-1031 Illinois U.S.A.
  • 3127821032 | +1 312-782-1032 Illinois U.S.A.
  • 3127821033 | +1 312-782-1033 Illinois U.S.A.
  • 3127821034 | +1 312-782-1034 Illinois U.S.A.
  • 3127821035 | +1 312-782-1035 Illinois U.S.A.
  • 3127821036 | +1 312-782-1036 Illinois U.S.A.
  • 3127821037 | +1 312-782-1037 Illinois U.S.A.
  • 3127821038 | +1 312-782-1038 Illinois U.S.A.
  • 3127821039 | +1 312-782-1039 Illinois U.S.A.
  • 3127821040 | +1 312-782-1040 Illinois U.S.A.
  • 3127821041 | +1 312-782-1041 Illinois U.S.A.
  • 3127821042 | +1 312-782-1042 Illinois U.S.A.
  • 3127821043 | +1 312-782-1043 Illinois U.S.A.
  • 3127821044 | +1 312-782-1044 Illinois U.S.A.
  • 3127821045 | +1 312-782-1045 Illinois U.S.A.
  • 3127821046 | +1 312-782-1046 Illinois U.S.A.
  • 3127821047 | +1 312-782-1047 Illinois U.S.A.
  • 3127821048 | +1 312-782-1048 Illinois U.S.A.
  • 3127821049 | +1 312-782-1049 Illinois U.S.A.
  • 3127821050 | +1 312-782-1050 Illinois U.S.A.
  • 3127821051 | +1 312-782-1051 Illinois U.S.A.
  • 3127821052 | +1 312-782-1052 Illinois U.S.A.
  • 3127821053 | +1 312-782-1053 Illinois U.S.A.
  • 3127821054 | +1 312-782-1054 Illinois U.S.A.
  • 3127821055 | +1 312-782-1055 Illinois U.S.A.
  • 3127821056 | +1 312-782-1056 Illinois U.S.A.
  • 3127821057 | +1 312-782-1057 Illinois U.S.A.
  • 3127821058 | +1 312-782-1058 Illinois U.S.A.
  • 3127821059 | +1 312-782-1059 Illinois U.S.A.
  • 3127821060 | +1 312-782-1060 Illinois U.S.A.
  • 3127821061 | +1 312-782-1061 Illinois U.S.A.
  • 3127821062 | +1 312-782-1062 Illinois U.S.A.
  • 3127821063 | +1 312-782-1063 Illinois U.S.A.
  • 3127821064 | +1 312-782-1064 Illinois U.S.A.
  • 3127821065 | +1 312-782-1065 Illinois U.S.A.
  • 3127821066 | +1 312-782-1066 Illinois U.S.A.
  • 3127821067 | +1 312-782-1067 Illinois U.S.A.
  • 3127821068 | +1 312-782-1068 Illinois U.S.A.
  • 3127821069 | +1 312-782-1069 Illinois U.S.A.
  • 3127821070 | +1 312-782-1070 Illinois U.S.A.
  • 3127821071 | +1 312-782-1071 Illinois U.S.A.
  • 3127821072 | +1 312-782-1072 Illinois U.S.A.
  • 3127821073 | +1 312-782-1073 Illinois U.S.A.
  • 3127821074 | +1 312-782-1074 Illinois U.S.A.
  • 3127821075 | +1 312-782-1075 Illinois U.S.A.
  • 3127821076 | +1 312-782-1076 Illinois U.S.A.
  • 3127821077 | +1 312-782-1077 Illinois U.S.A.
  • 3127821078 | +1 312-782-1078 Illinois U.S.A.
  • 3127821079 | +1 312-782-1079 Illinois U.S.A.
  • 3127821080 | +1 312-782-1080 Illinois U.S.A.
  • 3127821081 | +1 312-782-1081 Illinois U.S.A.
  • 3127821082 | +1 312-782-1082 Illinois U.S.A.
  • 3127821083 | +1 312-782-1083 Illinois U.S.A.
  • 3127821084 | +1 312-782-1084 Illinois U.S.A.
  • 3127821085 | +1 312-782-1085 Illinois U.S.A.
  • 3127821086 | +1 312-782-1086 Illinois U.S.A.
  • 3127821087 | +1 312-782-1087 Illinois U.S.A.
  • 3127821088 | +1 312-782-1088 Illinois U.S.A.
  • 3127821089 | +1 312-782-1089 Illinois U.S.A.
  • 3127821090 | +1 312-782-1090 Illinois U.S.A.
  • 3127821091 | +1 312-782-1091 Illinois U.S.A.
  • 3127821092 | +1 312-782-1092 Illinois U.S.A.
  • 3127821093 | +1 312-782-1093 Illinois U.S.A.
  • 3127821094 | +1 312-782-1094 Illinois U.S.A.
  • 3127821095 | +1 312-782-1095 Illinois U.S.A.
  • 3127821096 | +1 312-782-1096 Illinois U.S.A.
  • 3127821097 | +1 312-782-1097 Illinois U.S.A.
  • 3127821098 | +1 312-782-1098 Illinois U.S.A.
  • 3127821099 | +1 312-782-1099 Illinois U.S.A.