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).

  • 3124133000 | +1 312-413-3000 Illinois U.S.A.
  • 3124133001 | +1 312-413-3001 Illinois U.S.A.
  • 3124133002 | +1 312-413-3002 Illinois U.S.A.
  • 3124133003 | +1 312-413-3003 Illinois U.S.A.
  • 3124133004 | +1 312-413-3004 Illinois U.S.A.
  • 3124133005 | +1 312-413-3005 Illinois U.S.A.
  • 3124133006 | +1 312-413-3006 Illinois U.S.A.
  • 3124133007 | +1 312-413-3007 Illinois U.S.A.
  • 3124133008 | +1 312-413-3008 Illinois U.S.A.
  • 3124133009 | +1 312-413-3009 Illinois U.S.A.
  • 3124133010 | +1 312-413-3010 Illinois U.S.A.
  • 3124133011 | +1 312-413-3011 Illinois U.S.A.
  • 3124133012 | +1 312-413-3012 Illinois U.S.A.
  • 3124133013 | +1 312-413-3013 Illinois U.S.A.
  • 3124133014 | +1 312-413-3014 Illinois U.S.A.
  • 3124133015 | +1 312-413-3015 Illinois U.S.A.
  • 3124133016 | +1 312-413-3016 Illinois U.S.A.
  • 3124133017 | +1 312-413-3017 Illinois U.S.A.
  • 3124133018 | +1 312-413-3018 Illinois U.S.A.
  • 3124133019 | +1 312-413-3019 Illinois U.S.A.
  • 3124133020 | +1 312-413-3020 Illinois U.S.A.
  • 3124133021 | +1 312-413-3021 Illinois U.S.A.
  • 3124133022 | +1 312-413-3022 Illinois U.S.A.
  • 3124133023 | +1 312-413-3023 Illinois U.S.A.
  • 3124133024 | +1 312-413-3024 Illinois U.S.A.
  • 3124133025 | +1 312-413-3025 Illinois U.S.A.
  • 3124133026 | +1 312-413-3026 Illinois U.S.A.
  • 3124133027 | +1 312-413-3027 Illinois U.S.A.
  • 3124133028 | +1 312-413-3028 Illinois U.S.A.
  • 3124133029 | +1 312-413-3029 Illinois U.S.A.
  • 3124133030 | +1 312-413-3030 Illinois U.S.A.
  • 3124133031 | +1 312-413-3031 Illinois U.S.A.
  • 3124133032 | +1 312-413-3032 Illinois U.S.A.
  • 3124133033 | +1 312-413-3033 Illinois U.S.A.
  • 3124133034 | +1 312-413-3034 Illinois U.S.A.
  • 3124133035 | +1 312-413-3035 Illinois U.S.A.
  • 3124133036 | +1 312-413-3036 Illinois U.S.A.
  • 3124133037 | +1 312-413-3037 Illinois U.S.A.
  • 3124133038 | +1 312-413-3038 Illinois U.S.A.
  • 3124133039 | +1 312-413-3039 Illinois U.S.A.
  • 3124133040 | +1 312-413-3040 Illinois U.S.A.
  • 3124133041 | +1 312-413-3041 Illinois U.S.A.
  • 3124133042 | +1 312-413-3042 Illinois U.S.A.
  • 3124133043 | +1 312-413-3043 Illinois U.S.A.
  • 3124133044 | +1 312-413-3044 Illinois U.S.A.
  • 3124133045 | +1 312-413-3045 Illinois U.S.A.
  • 3124133046 | +1 312-413-3046 Illinois U.S.A.
  • 3124133047 | +1 312-413-3047 Illinois U.S.A.
  • 3124133048 | +1 312-413-3048 Illinois U.S.A.
  • 3124133049 | +1 312-413-3049 Illinois U.S.A.
  • 3124133050 | +1 312-413-3050 Illinois U.S.A.
  • 3124133051 | +1 312-413-3051 Illinois U.S.A.
  • 3124133052 | +1 312-413-3052 Illinois U.S.A.
  • 3124133053 | +1 312-413-3053 Illinois U.S.A.
  • 3124133054 | +1 312-413-3054 Illinois U.S.A.
  • 3124133055 | +1 312-413-3055 Illinois U.S.A.
  • 3124133056 | +1 312-413-3056 Illinois U.S.A.
  • 3124133057 | +1 312-413-3057 Illinois U.S.A.
  • 3124133058 | +1 312-413-3058 Illinois U.S.A.
  • 3124133059 | +1 312-413-3059 Illinois U.S.A.
  • 3124133060 | +1 312-413-3060 Illinois U.S.A.
  • 3124133061 | +1 312-413-3061 Illinois U.S.A.
  • 3124133062 | +1 312-413-3062 Illinois U.S.A.
  • 3124133063 | +1 312-413-3063 Illinois U.S.A.
  • 3124133064 | +1 312-413-3064 Illinois U.S.A.
  • 3124133065 | +1 312-413-3065 Illinois U.S.A.
  • 3124133066 | +1 312-413-3066 Illinois U.S.A.
  • 3124133067 | +1 312-413-3067 Illinois U.S.A.
  • 3124133068 | +1 312-413-3068 Illinois U.S.A.
  • 3124133069 | +1 312-413-3069 Illinois U.S.A.
  • 3124133070 | +1 312-413-3070 Illinois U.S.A.
  • 3124133071 | +1 312-413-3071 Illinois U.S.A.
  • 3124133072 | +1 312-413-3072 Illinois U.S.A.
  • 3124133073 | +1 312-413-3073 Illinois U.S.A.
  • 3124133074 | +1 312-413-3074 Illinois U.S.A.
  • 3124133075 | +1 312-413-3075 Illinois U.S.A.
  • 3124133076 | +1 312-413-3076 Illinois U.S.A.
  • 3124133077 | +1 312-413-3077 Illinois U.S.A.
  • 3124133078 | +1 312-413-3078 Illinois U.S.A.
  • 3124133079 | +1 312-413-3079 Illinois U.S.A.
  • 3124133080 | +1 312-413-3080 Illinois U.S.A.
  • 3124133081 | +1 312-413-3081 Illinois U.S.A.
  • 3124133082 | +1 312-413-3082 Illinois U.S.A.
  • 3124133083 | +1 312-413-3083 Illinois U.S.A.
  • 3124133084 | +1 312-413-3084 Illinois U.S.A.
  • 3124133085 | +1 312-413-3085 Illinois U.S.A.
  • 3124133086 | +1 312-413-3086 Illinois U.S.A.
  • 3124133087 | +1 312-413-3087 Illinois U.S.A.
  • 3124133088 | +1 312-413-3088 Illinois U.S.A.
  • 3124133089 | +1 312-413-3089 Illinois U.S.A.
  • 3124133090 | +1 312-413-3090 Illinois U.S.A.
  • 3124133091 | +1 312-413-3091 Illinois U.S.A.
  • 3124133092 | +1 312-413-3092 Illinois U.S.A.
  • 3124133093 | +1 312-413-3093 Illinois U.S.A.
  • 3124133094 | +1 312-413-3094 Illinois U.S.A.
  • 3124133095 | +1 312-413-3095 Illinois U.S.A.
  • 3124133096 | +1 312-413-3096 Illinois U.S.A.
  • 3124133097 | +1 312-413-3097 Illinois U.S.A.
  • 3124133098 | +1 312-413-3098 Illinois U.S.A.
  • 3124133099 | +1 312-413-3099 Illinois U.S.A.