City of Chicago


312 Area code: Chicago, Cook - Wireless

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).

  • 3123751000 | +1 312-375-1000 Illinois U.S.A.
  • 3123751001 | +1 312-375-1001 Illinois U.S.A.
  • 3123751002 | +1 312-375-1002 Illinois U.S.A.
  • 3123751003 | +1 312-375-1003 Illinois U.S.A.
  • 3123751004 | +1 312-375-1004 Illinois U.S.A.
  • 3123751005 | +1 312-375-1005 Illinois U.S.A.
  • 3123751006 | +1 312-375-1006 Illinois U.S.A.
  • 3123751007 | +1 312-375-1007 Illinois U.S.A.
  • 3123751008 | +1 312-375-1008 Illinois U.S.A.
  • 3123751009 | +1 312-375-1009 Illinois U.S.A.
  • 3123751010 | +1 312-375-1010 Illinois U.S.A.
  • 3123751011 | +1 312-375-1011 Illinois U.S.A.
  • 3123751012 | +1 312-375-1012 Illinois U.S.A.
  • 3123751013 | +1 312-375-1013 Illinois U.S.A.
  • 3123751014 | +1 312-375-1014 Illinois U.S.A.
  • 3123751015 | +1 312-375-1015 Illinois U.S.A.
  • 3123751016 | +1 312-375-1016 Illinois U.S.A.
  • 3123751017 | +1 312-375-1017 Illinois U.S.A.
  • 3123751018 | +1 312-375-1018 Illinois U.S.A.
  • 3123751019 | +1 312-375-1019 Illinois U.S.A.
  • 3123751020 | +1 312-375-1020 Illinois U.S.A.
  • 3123751021 | +1 312-375-1021 Illinois U.S.A.
  • 3123751022 | +1 312-375-1022 Illinois U.S.A.
  • 3123751023 | +1 312-375-1023 Illinois U.S.A.
  • 3123751024 | +1 312-375-1024 Illinois U.S.A.
  • 3123751025 | +1 312-375-1025 Illinois U.S.A.
  • 3123751026 | +1 312-375-1026 Illinois U.S.A.
  • 3123751027 | +1 312-375-1027 Illinois U.S.A.
  • 3123751028 | +1 312-375-1028 Illinois U.S.A.
  • 3123751029 | +1 312-375-1029 Illinois U.S.A.
  • 3123751030 | +1 312-375-1030 Illinois U.S.A.
  • 3123751031 | +1 312-375-1031 Illinois U.S.A.
  • 3123751032 | +1 312-375-1032 Illinois U.S.A.
  • 3123751033 | +1 312-375-1033 Illinois U.S.A.
  • 3123751034 | +1 312-375-1034 Illinois U.S.A.
  • 3123751035 | +1 312-375-1035 Illinois U.S.A.
  • 3123751036 | +1 312-375-1036 Illinois U.S.A.
  • 3123751037 | +1 312-375-1037 Illinois U.S.A.
  • 3123751038 | +1 312-375-1038 Illinois U.S.A.
  • 3123751039 | +1 312-375-1039 Illinois U.S.A.
  • 3123751040 | +1 312-375-1040 Illinois U.S.A.
  • 3123751041 | +1 312-375-1041 Illinois U.S.A.
  • 3123751042 | +1 312-375-1042 Illinois U.S.A.
  • 3123751043 | +1 312-375-1043 Illinois U.S.A.
  • 3123751044 | +1 312-375-1044 Illinois U.S.A.
  • 3123751045 | +1 312-375-1045 Illinois U.S.A.
  • 3123751046 | +1 312-375-1046 Illinois U.S.A.
  • 3123751047 | +1 312-375-1047 Illinois U.S.A.
  • 3123751048 | +1 312-375-1048 Illinois U.S.A.
  • 3123751049 | +1 312-375-1049 Illinois U.S.A.
  • 3123751050 | +1 312-375-1050 Illinois U.S.A.
  • 3123751051 | +1 312-375-1051 Illinois U.S.A.
  • 3123751052 | +1 312-375-1052 Illinois U.S.A.
  • 3123751053 | +1 312-375-1053 Illinois U.S.A.
  • 3123751054 | +1 312-375-1054 Illinois U.S.A.
  • 3123751055 | +1 312-375-1055 Illinois U.S.A.
  • 3123751056 | +1 312-375-1056 Illinois U.S.A.
  • 3123751057 | +1 312-375-1057 Illinois U.S.A.
  • 3123751058 | +1 312-375-1058 Illinois U.S.A.
  • 3123751059 | +1 312-375-1059 Illinois U.S.A.
  • 3123751060 | +1 312-375-1060 Illinois U.S.A.
  • 3123751061 | +1 312-375-1061 Illinois U.S.A.
  • 3123751062 | +1 312-375-1062 Illinois U.S.A.
  • 3123751063 | +1 312-375-1063 Illinois U.S.A.
  • 3123751064 | +1 312-375-1064 Illinois U.S.A.
  • 3123751065 | +1 312-375-1065 Illinois U.S.A.
  • 3123751066 | +1 312-375-1066 Illinois U.S.A.
  • 3123751067 | +1 312-375-1067 Illinois U.S.A.
  • 3123751068 | +1 312-375-1068 Illinois U.S.A.
  • 3123751069 | +1 312-375-1069 Illinois U.S.A.
  • 3123751070 | +1 312-375-1070 Illinois U.S.A.
  • 3123751071 | +1 312-375-1071 Illinois U.S.A.
  • 3123751072 | +1 312-375-1072 Illinois U.S.A.
  • 3123751073 | +1 312-375-1073 Illinois U.S.A.
  • 3123751074 | +1 312-375-1074 Illinois U.S.A.
  • 3123751075 | +1 312-375-1075 Illinois U.S.A.
  • 3123751076 | +1 312-375-1076 Illinois U.S.A.
  • 3123751077 | +1 312-375-1077 Illinois U.S.A.
  • 3123751078 | +1 312-375-1078 Illinois U.S.A.
  • 3123751079 | +1 312-375-1079 Illinois U.S.A.
  • 3123751080 | +1 312-375-1080 Illinois U.S.A.
  • 3123751081 | +1 312-375-1081 Illinois U.S.A.
  • 3123751082 | +1 312-375-1082 Illinois U.S.A.
  • 3123751083 | +1 312-375-1083 Illinois U.S.A.
  • 3123751084 | +1 312-375-1084 Illinois U.S.A.
  • 3123751085 | +1 312-375-1085 Illinois U.S.A.
  • 3123751086 | +1 312-375-1086 Illinois U.S.A.
  • 3123751087 | +1 312-375-1087 Illinois U.S.A.
  • 3123751088 | +1 312-375-1088 Illinois U.S.A.
  • 3123751089 | +1 312-375-1089 Illinois U.S.A.
  • 3123751090 | +1 312-375-1090 Illinois U.S.A.
  • 3123751091 | +1 312-375-1091 Illinois U.S.A.
  • 3123751092 | +1 312-375-1092 Illinois U.S.A.
  • 3123751093 | +1 312-375-1093 Illinois U.S.A.
  • 3123751094 | +1 312-375-1094 Illinois U.S.A.
  • 3123751095 | +1 312-375-1095 Illinois U.S.A.
  • 3123751096 | +1 312-375-1096 Illinois U.S.A.
  • 3123751097 | +1 312-375-1097 Illinois U.S.A.
  • 3123751098 | +1 312-375-1098 Illinois U.S.A.
  • 3123751099 | +1 312-375-1099 Illinois U.S.A.