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).

  • 3129171000 | +1 312-917-1000 Illinois U.S.A.
  • 3129171001 | +1 312-917-1001 Illinois U.S.A.
  • 3129171002 | +1 312-917-1002 Illinois U.S.A.
  • 3129171003 | +1 312-917-1003 Illinois U.S.A.
  • 3129171004 | +1 312-917-1004 Illinois U.S.A.
  • 3129171005 | +1 312-917-1005 Illinois U.S.A.
  • 3129171006 | +1 312-917-1006 Illinois U.S.A.
  • 3129171007 | +1 312-917-1007 Illinois U.S.A.
  • 3129171008 | +1 312-917-1008 Illinois U.S.A.
  • 3129171009 | +1 312-917-1009 Illinois U.S.A.
  • 3129171010 | +1 312-917-1010 Illinois U.S.A.
  • 3129171011 | +1 312-917-1011 Illinois U.S.A.
  • 3129171012 | +1 312-917-1012 Illinois U.S.A.
  • 3129171013 | +1 312-917-1013 Illinois U.S.A.
  • 3129171014 | +1 312-917-1014 Illinois U.S.A.
  • 3129171015 | +1 312-917-1015 Illinois U.S.A.
  • 3129171016 | +1 312-917-1016 Illinois U.S.A.
  • 3129171017 | +1 312-917-1017 Illinois U.S.A.
  • 3129171018 | +1 312-917-1018 Illinois U.S.A.
  • 3129171019 | +1 312-917-1019 Illinois U.S.A.
  • 3129171020 | +1 312-917-1020 Illinois U.S.A.
  • 3129171021 | +1 312-917-1021 Illinois U.S.A.
  • 3129171022 | +1 312-917-1022 Illinois U.S.A.
  • 3129171023 | +1 312-917-1023 Illinois U.S.A.
  • 3129171024 | +1 312-917-1024 Illinois U.S.A.
  • 3129171025 | +1 312-917-1025 Illinois U.S.A.
  • 3129171026 | +1 312-917-1026 Illinois U.S.A.
  • 3129171027 | +1 312-917-1027 Illinois U.S.A.
  • 3129171028 | +1 312-917-1028 Illinois U.S.A.
  • 3129171029 | +1 312-917-1029 Illinois U.S.A.
  • 3129171030 | +1 312-917-1030 Illinois U.S.A.
  • 3129171031 | +1 312-917-1031 Illinois U.S.A.
  • 3129171032 | +1 312-917-1032 Illinois U.S.A.
  • 3129171033 | +1 312-917-1033 Illinois U.S.A.
  • 3129171034 | +1 312-917-1034 Illinois U.S.A.
  • 3129171035 | +1 312-917-1035 Illinois U.S.A.
  • 3129171036 | +1 312-917-1036 Illinois U.S.A.
  • 3129171037 | +1 312-917-1037 Illinois U.S.A.
  • 3129171038 | +1 312-917-1038 Illinois U.S.A.
  • 3129171039 | +1 312-917-1039 Illinois U.S.A.
  • 3129171040 | +1 312-917-1040 Illinois U.S.A.
  • 3129171041 | +1 312-917-1041 Illinois U.S.A.
  • 3129171042 | +1 312-917-1042 Illinois U.S.A.
  • 3129171043 | +1 312-917-1043 Illinois U.S.A.
  • 3129171044 | +1 312-917-1044 Illinois U.S.A.
  • 3129171045 | +1 312-917-1045 Illinois U.S.A.
  • 3129171046 | +1 312-917-1046 Illinois U.S.A.
  • 3129171047 | +1 312-917-1047 Illinois U.S.A.
  • 3129171048 | +1 312-917-1048 Illinois U.S.A.
  • 3129171049 | +1 312-917-1049 Illinois U.S.A.
  • 3129171050 | +1 312-917-1050 Illinois U.S.A.
  • 3129171051 | +1 312-917-1051 Illinois U.S.A.
  • 3129171052 | +1 312-917-1052 Illinois U.S.A.
  • 3129171053 | +1 312-917-1053 Illinois U.S.A.
  • 3129171054 | +1 312-917-1054 Illinois U.S.A.
  • 3129171055 | +1 312-917-1055 Illinois U.S.A.
  • 3129171056 | +1 312-917-1056 Illinois U.S.A.
  • 3129171057 | +1 312-917-1057 Illinois U.S.A.
  • 3129171058 | +1 312-917-1058 Illinois U.S.A.
  • 3129171059 | +1 312-917-1059 Illinois U.S.A.
  • 3129171060 | +1 312-917-1060 Illinois U.S.A.
  • 3129171061 | +1 312-917-1061 Illinois U.S.A.
  • 3129171062 | +1 312-917-1062 Illinois U.S.A.
  • 3129171063 | +1 312-917-1063 Illinois U.S.A.
  • 3129171064 | +1 312-917-1064 Illinois U.S.A.
  • 3129171065 | +1 312-917-1065 Illinois U.S.A.
  • 3129171066 | +1 312-917-1066 Illinois U.S.A.
  • 3129171067 | +1 312-917-1067 Illinois U.S.A.
  • 3129171068 | +1 312-917-1068 Illinois U.S.A.
  • 3129171069 | +1 312-917-1069 Illinois U.S.A.
  • 3129171070 | +1 312-917-1070 Illinois U.S.A.
  • 3129171071 | +1 312-917-1071 Illinois U.S.A.
  • 3129171072 | +1 312-917-1072 Illinois U.S.A.
  • 3129171073 | +1 312-917-1073 Illinois U.S.A.
  • 3129171074 | +1 312-917-1074 Illinois U.S.A.
  • 3129171075 | +1 312-917-1075 Illinois U.S.A.
  • 3129171076 | +1 312-917-1076 Illinois U.S.A.
  • 3129171077 | +1 312-917-1077 Illinois U.S.A.
  • 3129171078 | +1 312-917-1078 Illinois U.S.A.
  • 3129171079 | +1 312-917-1079 Illinois U.S.A.
  • 3129171080 | +1 312-917-1080 Illinois U.S.A.
  • 3129171081 | +1 312-917-1081 Illinois U.S.A.
  • 3129171082 | +1 312-917-1082 Illinois U.S.A.
  • 3129171083 | +1 312-917-1083 Illinois U.S.A.
  • 3129171084 | +1 312-917-1084 Illinois U.S.A.
  • 3129171085 | +1 312-917-1085 Illinois U.S.A.
  • 3129171086 | +1 312-917-1086 Illinois U.S.A.
  • 3129171087 | +1 312-917-1087 Illinois U.S.A.
  • 3129171088 | +1 312-917-1088 Illinois U.S.A.
  • 3129171089 | +1 312-917-1089 Illinois U.S.A.
  • 3129171090 | +1 312-917-1090 Illinois U.S.A.
  • 3129171091 | +1 312-917-1091 Illinois U.S.A.
  • 3129171092 | +1 312-917-1092 Illinois U.S.A.
  • 3129171093 | +1 312-917-1093 Illinois U.S.A.
  • 3129171094 | +1 312-917-1094 Illinois U.S.A.
  • 3129171095 | +1 312-917-1095 Illinois U.S.A.
  • 3129171096 | +1 312-917-1096 Illinois U.S.A.
  • 3129171097 | +1 312-917-1097 Illinois U.S.A.
  • 3129171098 | +1 312-917-1098 Illinois U.S.A.
  • 3129171099 | +1 312-917-1099 Illinois U.S.A.