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).

  • 3128921000 | +1 312-892-1000 Illinois U.S.A.
  • 3128921001 | +1 312-892-1001 Illinois U.S.A.
  • 3128921002 | +1 312-892-1002 Illinois U.S.A.
  • 3128921003 | +1 312-892-1003 Illinois U.S.A.
  • 3128921004 | +1 312-892-1004 Illinois U.S.A.
  • 3128921005 | +1 312-892-1005 Illinois U.S.A.
  • 3128921006 | +1 312-892-1006 Illinois U.S.A.
  • 3128921007 | +1 312-892-1007 Illinois U.S.A.
  • 3128921008 | +1 312-892-1008 Illinois U.S.A.
  • 3128921009 | +1 312-892-1009 Illinois U.S.A.
  • 3128921010 | +1 312-892-1010 Illinois U.S.A.
  • 3128921011 | +1 312-892-1011 Illinois U.S.A.
  • 3128921012 | +1 312-892-1012 Illinois U.S.A.
  • 3128921013 | +1 312-892-1013 Illinois U.S.A.
  • 3128921014 | +1 312-892-1014 Illinois U.S.A.
  • 3128921015 | +1 312-892-1015 Illinois U.S.A.
  • 3128921016 | +1 312-892-1016 Illinois U.S.A.
  • 3128921017 | +1 312-892-1017 Illinois U.S.A.
  • 3128921018 | +1 312-892-1018 Illinois U.S.A.
  • 3128921019 | +1 312-892-1019 Illinois U.S.A.
  • 3128921020 | +1 312-892-1020 Illinois U.S.A.
  • 3128921021 | +1 312-892-1021 Illinois U.S.A.
  • 3128921022 | +1 312-892-1022 Illinois U.S.A.
  • 3128921023 | +1 312-892-1023 Illinois U.S.A.
  • 3128921024 | +1 312-892-1024 Illinois U.S.A.
  • 3128921025 | +1 312-892-1025 Illinois U.S.A.
  • 3128921026 | +1 312-892-1026 Illinois U.S.A.
  • 3128921027 | +1 312-892-1027 Illinois U.S.A.
  • 3128921028 | +1 312-892-1028 Illinois U.S.A.
  • 3128921029 | +1 312-892-1029 Illinois U.S.A.
  • 3128921030 | +1 312-892-1030 Illinois U.S.A.
  • 3128921031 | +1 312-892-1031 Illinois U.S.A.
  • 3128921032 | +1 312-892-1032 Illinois U.S.A.
  • 3128921033 | +1 312-892-1033 Illinois U.S.A.
  • 3128921034 | +1 312-892-1034 Illinois U.S.A.
  • 3128921035 | +1 312-892-1035 Illinois U.S.A.
  • 3128921036 | +1 312-892-1036 Illinois U.S.A.
  • 3128921037 | +1 312-892-1037 Illinois U.S.A.
  • 3128921038 | +1 312-892-1038 Illinois U.S.A.
  • 3128921039 | +1 312-892-1039 Illinois U.S.A.
  • 3128921040 | +1 312-892-1040 Illinois U.S.A.
  • 3128921041 | +1 312-892-1041 Illinois U.S.A.
  • 3128921042 | +1 312-892-1042 Illinois U.S.A.
  • 3128921043 | +1 312-892-1043 Illinois U.S.A.
  • 3128921044 | +1 312-892-1044 Illinois U.S.A.
  • 3128921045 | +1 312-892-1045 Illinois U.S.A.
  • 3128921046 | +1 312-892-1046 Illinois U.S.A.
  • 3128921047 | +1 312-892-1047 Illinois U.S.A.
  • 3128921048 | +1 312-892-1048 Illinois U.S.A.
  • 3128921049 | +1 312-892-1049 Illinois U.S.A.
  • 3128921050 | +1 312-892-1050 Illinois U.S.A.
  • 3128921051 | +1 312-892-1051 Illinois U.S.A.
  • 3128921052 | +1 312-892-1052 Illinois U.S.A.
  • 3128921053 | +1 312-892-1053 Illinois U.S.A.
  • 3128921054 | +1 312-892-1054 Illinois U.S.A.
  • 3128921055 | +1 312-892-1055 Illinois U.S.A.
  • 3128921056 | +1 312-892-1056 Illinois U.S.A.
  • 3128921057 | +1 312-892-1057 Illinois U.S.A.
  • 3128921058 | +1 312-892-1058 Illinois U.S.A.
  • 3128921059 | +1 312-892-1059 Illinois U.S.A.
  • 3128921060 | +1 312-892-1060 Illinois U.S.A.
  • 3128921061 | +1 312-892-1061 Illinois U.S.A.
  • 3128921062 | +1 312-892-1062 Illinois U.S.A.
  • 3128921063 | +1 312-892-1063 Illinois U.S.A.
  • 3128921064 | +1 312-892-1064 Illinois U.S.A.
  • 3128921065 | +1 312-892-1065 Illinois U.S.A.
  • 3128921066 | +1 312-892-1066 Illinois U.S.A.
  • 3128921067 | +1 312-892-1067 Illinois U.S.A.
  • 3128921068 | +1 312-892-1068 Illinois U.S.A.
  • 3128921069 | +1 312-892-1069 Illinois U.S.A.
  • 3128921070 | +1 312-892-1070 Illinois U.S.A.
  • 3128921071 | +1 312-892-1071 Illinois U.S.A.
  • 3128921072 | +1 312-892-1072 Illinois U.S.A.
  • 3128921073 | +1 312-892-1073 Illinois U.S.A.
  • 3128921074 | +1 312-892-1074 Illinois U.S.A.
  • 3128921075 | +1 312-892-1075 Illinois U.S.A.
  • 3128921076 | +1 312-892-1076 Illinois U.S.A.
  • 3128921077 | +1 312-892-1077 Illinois U.S.A.
  • 3128921078 | +1 312-892-1078 Illinois U.S.A.
  • 3128921079 | +1 312-892-1079 Illinois U.S.A.
  • 3128921080 | +1 312-892-1080 Illinois U.S.A.
  • 3128921081 | +1 312-892-1081 Illinois U.S.A.
  • 3128921082 | +1 312-892-1082 Illinois U.S.A.
  • 3128921083 | +1 312-892-1083 Illinois U.S.A.
  • 3128921084 | +1 312-892-1084 Illinois U.S.A.
  • 3128921085 | +1 312-892-1085 Illinois U.S.A.
  • 3128921086 | +1 312-892-1086 Illinois U.S.A.
  • 3128921087 | +1 312-892-1087 Illinois U.S.A.
  • 3128921088 | +1 312-892-1088 Illinois U.S.A.
  • 3128921089 | +1 312-892-1089 Illinois U.S.A.
  • 3128921090 | +1 312-892-1090 Illinois U.S.A.
  • 3128921091 | +1 312-892-1091 Illinois U.S.A.
  • 3128921092 | +1 312-892-1092 Illinois U.S.A.
  • 3128921093 | +1 312-892-1093 Illinois U.S.A.
  • 3128921094 | +1 312-892-1094 Illinois U.S.A.
  • 3128921095 | +1 312-892-1095 Illinois U.S.A.
  • 3128921096 | +1 312-892-1096 Illinois U.S.A.
  • 3128921097 | +1 312-892-1097 Illinois U.S.A.
  • 3128921098 | +1 312-892-1098 Illinois U.S.A.
  • 3128921099 | +1 312-892-1099 Illinois U.S.A.