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).

  • 3123861000 | +1 312-386-1000 Illinois U.S.A.
  • 3123861001 | +1 312-386-1001 Illinois U.S.A.
  • 3123861002 | +1 312-386-1002 Illinois U.S.A.
  • 3123861003 | +1 312-386-1003 Illinois U.S.A.
  • 3123861004 | +1 312-386-1004 Illinois U.S.A.
  • 3123861005 | +1 312-386-1005 Illinois U.S.A.
  • 3123861006 | +1 312-386-1006 Illinois U.S.A.
  • 3123861007 | +1 312-386-1007 Illinois U.S.A.
  • 3123861008 | +1 312-386-1008 Illinois U.S.A.
  • 3123861009 | +1 312-386-1009 Illinois U.S.A.
  • 3123861010 | +1 312-386-1010 Illinois U.S.A.
  • 3123861011 | +1 312-386-1011 Illinois U.S.A.
  • 3123861012 | +1 312-386-1012 Illinois U.S.A.
  • 3123861013 | +1 312-386-1013 Illinois U.S.A.
  • 3123861014 | +1 312-386-1014 Illinois U.S.A.
  • 3123861015 | +1 312-386-1015 Illinois U.S.A.
  • 3123861016 | +1 312-386-1016 Illinois U.S.A.
  • 3123861017 | +1 312-386-1017 Illinois U.S.A.
  • 3123861018 | +1 312-386-1018 Illinois U.S.A.
  • 3123861019 | +1 312-386-1019 Illinois U.S.A.
  • 3123861020 | +1 312-386-1020 Illinois U.S.A.
  • 3123861021 | +1 312-386-1021 Illinois U.S.A.
  • 3123861022 | +1 312-386-1022 Illinois U.S.A.
  • 3123861023 | +1 312-386-1023 Illinois U.S.A.
  • 3123861024 | +1 312-386-1024 Illinois U.S.A.
  • 3123861025 | +1 312-386-1025 Illinois U.S.A.
  • 3123861026 | +1 312-386-1026 Illinois U.S.A.
  • 3123861027 | +1 312-386-1027 Illinois U.S.A.
  • 3123861028 | +1 312-386-1028 Illinois U.S.A.
  • 3123861029 | +1 312-386-1029 Illinois U.S.A.
  • 3123861030 | +1 312-386-1030 Illinois U.S.A.
  • 3123861031 | +1 312-386-1031 Illinois U.S.A.
  • 3123861032 | +1 312-386-1032 Illinois U.S.A.
  • 3123861033 | +1 312-386-1033 Illinois U.S.A.
  • 3123861034 | +1 312-386-1034 Illinois U.S.A.
  • 3123861035 | +1 312-386-1035 Illinois U.S.A.
  • 3123861036 | +1 312-386-1036 Illinois U.S.A.
  • 3123861037 | +1 312-386-1037 Illinois U.S.A.
  • 3123861038 | +1 312-386-1038 Illinois U.S.A.
  • 3123861039 | +1 312-386-1039 Illinois U.S.A.
  • 3123861040 | +1 312-386-1040 Illinois U.S.A.
  • 3123861041 | +1 312-386-1041 Illinois U.S.A.
  • 3123861042 | +1 312-386-1042 Illinois U.S.A.
  • 3123861043 | +1 312-386-1043 Illinois U.S.A.
  • 3123861044 | +1 312-386-1044 Illinois U.S.A.
  • 3123861045 | +1 312-386-1045 Illinois U.S.A.
  • 3123861046 | +1 312-386-1046 Illinois U.S.A.
  • 3123861047 | +1 312-386-1047 Illinois U.S.A.
  • 3123861048 | +1 312-386-1048 Illinois U.S.A.
  • 3123861049 | +1 312-386-1049 Illinois U.S.A.
  • 3123861050 | +1 312-386-1050 Illinois U.S.A.
  • 3123861051 | +1 312-386-1051 Illinois U.S.A.
  • 3123861052 | +1 312-386-1052 Illinois U.S.A.
  • 3123861053 | +1 312-386-1053 Illinois U.S.A.
  • 3123861054 | +1 312-386-1054 Illinois U.S.A.
  • 3123861055 | +1 312-386-1055 Illinois U.S.A.
  • 3123861056 | +1 312-386-1056 Illinois U.S.A.
  • 3123861057 | +1 312-386-1057 Illinois U.S.A.
  • 3123861058 | +1 312-386-1058 Illinois U.S.A.
  • 3123861059 | +1 312-386-1059 Illinois U.S.A.
  • 3123861060 | +1 312-386-1060 Illinois U.S.A.
  • 3123861061 | +1 312-386-1061 Illinois U.S.A.
  • 3123861062 | +1 312-386-1062 Illinois U.S.A.
  • 3123861063 | +1 312-386-1063 Illinois U.S.A.
  • 3123861064 | +1 312-386-1064 Illinois U.S.A.
  • 3123861065 | +1 312-386-1065 Illinois U.S.A.
  • 3123861066 | +1 312-386-1066 Illinois U.S.A.
  • 3123861067 | +1 312-386-1067 Illinois U.S.A.
  • 3123861068 | +1 312-386-1068 Illinois U.S.A.
  • 3123861069 | +1 312-386-1069 Illinois U.S.A.
  • 3123861070 | +1 312-386-1070 Illinois U.S.A.
  • 3123861071 | +1 312-386-1071 Illinois U.S.A.
  • 3123861072 | +1 312-386-1072 Illinois U.S.A.
  • 3123861073 | +1 312-386-1073 Illinois U.S.A.
  • 3123861074 | +1 312-386-1074 Illinois U.S.A.
  • 3123861075 | +1 312-386-1075 Illinois U.S.A.
  • 3123861076 | +1 312-386-1076 Illinois U.S.A.
  • 3123861077 | +1 312-386-1077 Illinois U.S.A.
  • 3123861078 | +1 312-386-1078 Illinois U.S.A.
  • 3123861079 | +1 312-386-1079 Illinois U.S.A.
  • 3123861080 | +1 312-386-1080 Illinois U.S.A.
  • 3123861081 | +1 312-386-1081 Illinois U.S.A.
  • 3123861082 | +1 312-386-1082 Illinois U.S.A.
  • 3123861083 | +1 312-386-1083 Illinois U.S.A.
  • 3123861084 | +1 312-386-1084 Illinois U.S.A.
  • 3123861085 | +1 312-386-1085 Illinois U.S.A.
  • 3123861086 | +1 312-386-1086 Illinois U.S.A.
  • 3123861087 | +1 312-386-1087 Illinois U.S.A.
  • 3123861088 | +1 312-386-1088 Illinois U.S.A.
  • 3123861089 | +1 312-386-1089 Illinois U.S.A.
  • 3123861090 | +1 312-386-1090 Illinois U.S.A.
  • 3123861091 | +1 312-386-1091 Illinois U.S.A.
  • 3123861092 | +1 312-386-1092 Illinois U.S.A.
  • 3123861093 | +1 312-386-1093 Illinois U.S.A.
  • 3123861094 | +1 312-386-1094 Illinois U.S.A.
  • 3123861095 | +1 312-386-1095 Illinois U.S.A.
  • 3123861096 | +1 312-386-1096 Illinois U.S.A.
  • 3123861097 | +1 312-386-1097 Illinois U.S.A.
  • 3123861098 | +1 312-386-1098 Illinois U.S.A.
  • 3123861099 | +1 312-386-1099 Illinois U.S.A.