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).

  • 3122631000 | +1 312-263-1000 Illinois U.S.A.
  • 3122631001 | +1 312-263-1001 Illinois U.S.A.
  • 3122631002 | +1 312-263-1002 Illinois U.S.A.
  • 3122631003 | +1 312-263-1003 Illinois U.S.A.
  • 3122631004 | +1 312-263-1004 Illinois U.S.A.
  • 3122631005 | +1 312-263-1005 Illinois U.S.A.
  • 3122631006 | +1 312-263-1006 Illinois U.S.A.
  • 3122631007 | +1 312-263-1007 Illinois U.S.A.
  • 3122631008 | +1 312-263-1008 Illinois U.S.A.
  • 3122631009 | +1 312-263-1009 Illinois U.S.A.
  • 3122631010 | +1 312-263-1010 Illinois U.S.A.
  • 3122631011 | +1 312-263-1011 Illinois U.S.A.
  • 3122631012 | +1 312-263-1012 Illinois U.S.A.
  • 3122631013 | +1 312-263-1013 Illinois U.S.A.
  • 3122631014 | +1 312-263-1014 Illinois U.S.A.
  • 3122631015 | +1 312-263-1015 Illinois U.S.A.
  • 3122631016 | +1 312-263-1016 Illinois U.S.A.
  • 3122631017 | +1 312-263-1017 Illinois U.S.A.
  • 3122631018 | +1 312-263-1018 Illinois U.S.A.
  • 3122631019 | +1 312-263-1019 Illinois U.S.A.
  • 3122631020 | +1 312-263-1020 Illinois U.S.A.
  • 3122631021 | +1 312-263-1021 Illinois U.S.A.
  • 3122631022 | +1 312-263-1022 Illinois U.S.A.
  • 3122631023 | +1 312-263-1023 Illinois U.S.A.
  • 3122631024 | +1 312-263-1024 Illinois U.S.A.
  • 3122631025 | +1 312-263-1025 Illinois U.S.A.
  • 3122631026 | +1 312-263-1026 Illinois U.S.A.
  • 3122631027 | +1 312-263-1027 Illinois U.S.A.
  • 3122631028 | +1 312-263-1028 Illinois U.S.A.
  • 3122631029 | +1 312-263-1029 Illinois U.S.A.
  • 3122631030 | +1 312-263-1030 Illinois U.S.A.
  • 3122631031 | +1 312-263-1031 Illinois U.S.A.
  • 3122631032 | +1 312-263-1032 Illinois U.S.A.
  • 3122631033 | +1 312-263-1033 Illinois U.S.A.
  • 3122631034 | +1 312-263-1034 Illinois U.S.A.
  • 3122631035 | +1 312-263-1035 Illinois U.S.A.
  • 3122631036 | +1 312-263-1036 Illinois U.S.A.
  • 3122631037 | +1 312-263-1037 Illinois U.S.A.
  • 3122631038 | +1 312-263-1038 Illinois U.S.A.
  • 3122631039 | +1 312-263-1039 Illinois U.S.A.
  • 3122631040 | +1 312-263-1040 Illinois U.S.A.
  • 3122631041 | +1 312-263-1041 Illinois U.S.A.
  • 3122631042 | +1 312-263-1042 Illinois U.S.A.
  • 3122631043 | +1 312-263-1043 Illinois U.S.A.
  • 3122631044 | +1 312-263-1044 Illinois U.S.A.
  • 3122631045 | +1 312-263-1045 Illinois U.S.A.
  • 3122631046 | +1 312-263-1046 Illinois U.S.A.
  • 3122631047 | +1 312-263-1047 Illinois U.S.A.
  • 3122631048 | +1 312-263-1048 Illinois U.S.A.
  • 3122631049 | +1 312-263-1049 Illinois U.S.A.
  • 3122631050 | +1 312-263-1050 Illinois U.S.A.
  • 3122631051 | +1 312-263-1051 Illinois U.S.A.
  • 3122631052 | +1 312-263-1052 Illinois U.S.A.
  • 3122631053 | +1 312-263-1053 Illinois U.S.A.
  • 3122631054 | +1 312-263-1054 Illinois U.S.A.
  • 3122631055 | +1 312-263-1055 Illinois U.S.A.
  • 3122631056 | +1 312-263-1056 Illinois U.S.A.
  • 3122631057 | +1 312-263-1057 Illinois U.S.A.
  • 3122631058 | +1 312-263-1058 Illinois U.S.A.
  • 3122631059 | +1 312-263-1059 Illinois U.S.A.
  • 3122631060 | +1 312-263-1060 Illinois U.S.A.
  • 3122631061 | +1 312-263-1061 Illinois U.S.A.
  • 3122631062 | +1 312-263-1062 Illinois U.S.A.
  • 3122631063 | +1 312-263-1063 Illinois U.S.A.
  • 3122631064 | +1 312-263-1064 Illinois U.S.A.
  • 3122631065 | +1 312-263-1065 Illinois U.S.A.
  • 3122631066 | +1 312-263-1066 Illinois U.S.A.
  • 3122631067 | +1 312-263-1067 Illinois U.S.A.
  • 3122631068 | +1 312-263-1068 Illinois U.S.A.
  • 3122631069 | +1 312-263-1069 Illinois U.S.A.
  • 3122631070 | +1 312-263-1070 Illinois U.S.A.
  • 3122631071 | +1 312-263-1071 Illinois U.S.A.
  • 3122631072 | +1 312-263-1072 Illinois U.S.A.
  • 3122631073 | +1 312-263-1073 Illinois U.S.A.
  • 3122631074 | +1 312-263-1074 Illinois U.S.A.
  • 3122631075 | +1 312-263-1075 Illinois U.S.A.
  • 3122631076 | +1 312-263-1076 Illinois U.S.A.
  • 3122631077 | +1 312-263-1077 Illinois U.S.A.
  • 3122631078 | +1 312-263-1078 Illinois U.S.A.
  • 3122631079 | +1 312-263-1079 Illinois U.S.A.
  • 3122631080 | +1 312-263-1080 Illinois U.S.A.
  • 3122631081 | +1 312-263-1081 Illinois U.S.A.
  • 3122631082 | +1 312-263-1082 Illinois U.S.A.
  • 3122631083 | +1 312-263-1083 Illinois U.S.A.
  • 3122631084 | +1 312-263-1084 Illinois U.S.A.
  • 3122631085 | +1 312-263-1085 Illinois U.S.A.
  • 3122631086 | +1 312-263-1086 Illinois U.S.A.
  • 3122631087 | +1 312-263-1087 Illinois U.S.A.
  • 3122631088 | +1 312-263-1088 Illinois U.S.A.
  • 3122631089 | +1 312-263-1089 Illinois U.S.A.
  • 3122631090 | +1 312-263-1090 Illinois U.S.A.
  • 3122631091 | +1 312-263-1091 Illinois U.S.A.
  • 3122631092 | +1 312-263-1092 Illinois U.S.A.
  • 3122631093 | +1 312-263-1093 Illinois U.S.A.
  • 3122631094 | +1 312-263-1094 Illinois U.S.A.
  • 3122631095 | +1 312-263-1095 Illinois U.S.A.
  • 3122631096 | +1 312-263-1096 Illinois U.S.A.
  • 3122631097 | +1 312-263-1097 Illinois U.S.A.
  • 3122631098 | +1 312-263-1098 Illinois U.S.A.
  • 3122631099 | +1 312-263-1099 Illinois U.S.A.