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).

  • 3123083000 | +1 312-308-3000 Illinois U.S.A.
  • 3123083001 | +1 312-308-3001 Illinois U.S.A.
  • 3123083002 | +1 312-308-3002 Illinois U.S.A.
  • 3123083003 | +1 312-308-3003 Illinois U.S.A.
  • 3123083004 | +1 312-308-3004 Illinois U.S.A.
  • 3123083005 | +1 312-308-3005 Illinois U.S.A.
  • 3123083006 | +1 312-308-3006 Illinois U.S.A.
  • 3123083007 | +1 312-308-3007 Illinois U.S.A.
  • 3123083008 | +1 312-308-3008 Illinois U.S.A.
  • 3123083009 | +1 312-308-3009 Illinois U.S.A.
  • 3123083010 | +1 312-308-3010 Illinois U.S.A.
  • 3123083011 | +1 312-308-3011 Illinois U.S.A.
  • 3123083012 | +1 312-308-3012 Illinois U.S.A.
  • 3123083013 | +1 312-308-3013 Illinois U.S.A.
  • 3123083014 | +1 312-308-3014 Illinois U.S.A.
  • 3123083015 | +1 312-308-3015 Illinois U.S.A.
  • 3123083016 | +1 312-308-3016 Illinois U.S.A.
  • 3123083017 | +1 312-308-3017 Illinois U.S.A.
  • 3123083018 | +1 312-308-3018 Illinois U.S.A.
  • 3123083019 | +1 312-308-3019 Illinois U.S.A.
  • 3123083020 | +1 312-308-3020 Illinois U.S.A.
  • 3123083021 | +1 312-308-3021 Illinois U.S.A.
  • 3123083022 | +1 312-308-3022 Illinois U.S.A.
  • 3123083023 | +1 312-308-3023 Illinois U.S.A.
  • 3123083024 | +1 312-308-3024 Illinois U.S.A.
  • 3123083025 | +1 312-308-3025 Illinois U.S.A.
  • 3123083026 | +1 312-308-3026 Illinois U.S.A.
  • 3123083027 | +1 312-308-3027 Illinois U.S.A.
  • 3123083028 | +1 312-308-3028 Illinois U.S.A.
  • 3123083029 | +1 312-308-3029 Illinois U.S.A.
  • 3123083030 | +1 312-308-3030 Illinois U.S.A.
  • 3123083031 | +1 312-308-3031 Illinois U.S.A.
  • 3123083032 | +1 312-308-3032 Illinois U.S.A.
  • 3123083033 | +1 312-308-3033 Illinois U.S.A.
  • 3123083034 | +1 312-308-3034 Illinois U.S.A.
  • 3123083035 | +1 312-308-3035 Illinois U.S.A.
  • 3123083036 | +1 312-308-3036 Illinois U.S.A.
  • 3123083037 | +1 312-308-3037 Illinois U.S.A.
  • 3123083038 | +1 312-308-3038 Illinois U.S.A.
  • 3123083039 | +1 312-308-3039 Illinois U.S.A.
  • 3123083040 | +1 312-308-3040 Illinois U.S.A.
  • 3123083041 | +1 312-308-3041 Illinois U.S.A.
  • 3123083042 | +1 312-308-3042 Illinois U.S.A.
  • 3123083043 | +1 312-308-3043 Illinois U.S.A.
  • 3123083044 | +1 312-308-3044 Illinois U.S.A.
  • 3123083045 | +1 312-308-3045 Illinois U.S.A.
  • 3123083046 | +1 312-308-3046 Illinois U.S.A.
  • 3123083047 | +1 312-308-3047 Illinois U.S.A.
  • 3123083048 | +1 312-308-3048 Illinois U.S.A.
  • 3123083049 | +1 312-308-3049 Illinois U.S.A.
  • 3123083050 | +1 312-308-3050 Illinois U.S.A.
  • 3123083051 | +1 312-308-3051 Illinois U.S.A.
  • 3123083052 | +1 312-308-3052 Illinois U.S.A.
  • 3123083053 | +1 312-308-3053 Illinois U.S.A.
  • 3123083054 | +1 312-308-3054 Illinois U.S.A.
  • 3123083055 | +1 312-308-3055 Illinois U.S.A.
  • 3123083056 | +1 312-308-3056 Illinois U.S.A.
  • 3123083057 | +1 312-308-3057 Illinois U.S.A.
  • 3123083058 | +1 312-308-3058 Illinois U.S.A.
  • 3123083059 | +1 312-308-3059 Illinois U.S.A.
  • 3123083060 | +1 312-308-3060 Illinois U.S.A.
  • 3123083061 | +1 312-308-3061 Illinois U.S.A.
  • 3123083062 | +1 312-308-3062 Illinois U.S.A.
  • 3123083063 | +1 312-308-3063 Illinois U.S.A.
  • 3123083064 | +1 312-308-3064 Illinois U.S.A.
  • 3123083065 | +1 312-308-3065 Illinois U.S.A.
  • 3123083066 | +1 312-308-3066 Illinois U.S.A.
  • 3123083067 | +1 312-308-3067 Illinois U.S.A.
  • 3123083068 | +1 312-308-3068 Illinois U.S.A.
  • 3123083069 | +1 312-308-3069 Illinois U.S.A.
  • 3123083070 | +1 312-308-3070 Illinois U.S.A.
  • 3123083071 | +1 312-308-3071 Illinois U.S.A.
  • 3123083072 | +1 312-308-3072 Illinois U.S.A.
  • 3123083073 | +1 312-308-3073 Illinois U.S.A.
  • 3123083074 | +1 312-308-3074 Illinois U.S.A.
  • 3123083075 | +1 312-308-3075 Illinois U.S.A.
  • 3123083076 | +1 312-308-3076 Illinois U.S.A.
  • 3123083077 | +1 312-308-3077 Illinois U.S.A.
  • 3123083078 | +1 312-308-3078 Illinois U.S.A.
  • 3123083079 | +1 312-308-3079 Illinois U.S.A.
  • 3123083080 | +1 312-308-3080 Illinois U.S.A.
  • 3123083081 | +1 312-308-3081 Illinois U.S.A.
  • 3123083082 | +1 312-308-3082 Illinois U.S.A.
  • 3123083083 | +1 312-308-3083 Illinois U.S.A.
  • 3123083084 | +1 312-308-3084 Illinois U.S.A.
  • 3123083085 | +1 312-308-3085 Illinois U.S.A.
  • 3123083086 | +1 312-308-3086 Illinois U.S.A.
  • 3123083087 | +1 312-308-3087 Illinois U.S.A.
  • 3123083088 | +1 312-308-3088 Illinois U.S.A.
  • 3123083089 | +1 312-308-3089 Illinois U.S.A.
  • 3123083090 | +1 312-308-3090 Illinois U.S.A.
  • 3123083091 | +1 312-308-3091 Illinois U.S.A.
  • 3123083092 | +1 312-308-3092 Illinois U.S.A.
  • 3123083093 | +1 312-308-3093 Illinois U.S.A.
  • 3123083094 | +1 312-308-3094 Illinois U.S.A.
  • 3123083095 | +1 312-308-3095 Illinois U.S.A.
  • 3123083096 | +1 312-308-3096 Illinois U.S.A.
  • 3123083097 | +1 312-308-3097 Illinois U.S.A.
  • 3123083098 | +1 312-308-3098 Illinois U.S.A.
  • 3123083099 | +1 312-308-3099 Illinois U.S.A.