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).

  • 3128543000 | +1 312-854-3000 Illinois U.S.A.
  • 3128543001 | +1 312-854-3001 Illinois U.S.A.
  • 3128543002 | +1 312-854-3002 Illinois U.S.A.
  • 3128543003 | +1 312-854-3003 Illinois U.S.A.
  • 3128543004 | +1 312-854-3004 Illinois U.S.A.
  • 3128543005 | +1 312-854-3005 Illinois U.S.A.
  • 3128543006 | +1 312-854-3006 Illinois U.S.A.
  • 3128543007 | +1 312-854-3007 Illinois U.S.A.
  • 3128543008 | +1 312-854-3008 Illinois U.S.A.
  • 3128543009 | +1 312-854-3009 Illinois U.S.A.
  • 3128543010 | +1 312-854-3010 Illinois U.S.A.
  • 3128543011 | +1 312-854-3011 Illinois U.S.A.
  • 3128543012 | +1 312-854-3012 Illinois U.S.A.
  • 3128543013 | +1 312-854-3013 Illinois U.S.A.
  • 3128543014 | +1 312-854-3014 Illinois U.S.A.
  • 3128543015 | +1 312-854-3015 Illinois U.S.A.
  • 3128543016 | +1 312-854-3016 Illinois U.S.A.
  • 3128543017 | +1 312-854-3017 Illinois U.S.A.
  • 3128543018 | +1 312-854-3018 Illinois U.S.A.
  • 3128543019 | +1 312-854-3019 Illinois U.S.A.
  • 3128543020 | +1 312-854-3020 Illinois U.S.A.
  • 3128543021 | +1 312-854-3021 Illinois U.S.A.
  • 3128543022 | +1 312-854-3022 Illinois U.S.A.
  • 3128543023 | +1 312-854-3023 Illinois U.S.A.
  • 3128543024 | +1 312-854-3024 Illinois U.S.A.
  • 3128543025 | +1 312-854-3025 Illinois U.S.A.
  • 3128543026 | +1 312-854-3026 Illinois U.S.A.
  • 3128543027 | +1 312-854-3027 Illinois U.S.A.
  • 3128543028 | +1 312-854-3028 Illinois U.S.A.
  • 3128543029 | +1 312-854-3029 Illinois U.S.A.
  • 3128543030 | +1 312-854-3030 Illinois U.S.A.
  • 3128543031 | +1 312-854-3031 Illinois U.S.A.
  • 3128543032 | +1 312-854-3032 Illinois U.S.A.
  • 3128543033 | +1 312-854-3033 Illinois U.S.A.
  • 3128543034 | +1 312-854-3034 Illinois U.S.A.
  • 3128543035 | +1 312-854-3035 Illinois U.S.A.
  • 3128543036 | +1 312-854-3036 Illinois U.S.A.
  • 3128543037 | +1 312-854-3037 Illinois U.S.A.
  • 3128543038 | +1 312-854-3038 Illinois U.S.A.
  • 3128543039 | +1 312-854-3039 Illinois U.S.A.
  • 3128543040 | +1 312-854-3040 Illinois U.S.A.
  • 3128543041 | +1 312-854-3041 Illinois U.S.A.
  • 3128543042 | +1 312-854-3042 Illinois U.S.A.
  • 3128543043 | +1 312-854-3043 Illinois U.S.A.
  • 3128543044 | +1 312-854-3044 Illinois U.S.A.
  • 3128543045 | +1 312-854-3045 Illinois U.S.A.
  • 3128543046 | +1 312-854-3046 Illinois U.S.A.
  • 3128543047 | +1 312-854-3047 Illinois U.S.A.
  • 3128543048 | +1 312-854-3048 Illinois U.S.A.
  • 3128543049 | +1 312-854-3049 Illinois U.S.A.
  • 3128543050 | +1 312-854-3050 Illinois U.S.A.
  • 3128543051 | +1 312-854-3051 Illinois U.S.A.
  • 3128543052 | +1 312-854-3052 Illinois U.S.A.
  • 3128543053 | +1 312-854-3053 Illinois U.S.A.
  • 3128543054 | +1 312-854-3054 Illinois U.S.A.
  • 3128543055 | +1 312-854-3055 Illinois U.S.A.
  • 3128543056 | +1 312-854-3056 Illinois U.S.A.
  • 3128543057 | +1 312-854-3057 Illinois U.S.A.
  • 3128543058 | +1 312-854-3058 Illinois U.S.A.
  • 3128543059 | +1 312-854-3059 Illinois U.S.A.
  • 3128543060 | +1 312-854-3060 Illinois U.S.A.
  • 3128543061 | +1 312-854-3061 Illinois U.S.A.
  • 3128543062 | +1 312-854-3062 Illinois U.S.A.
  • 3128543063 | +1 312-854-3063 Illinois U.S.A.
  • 3128543064 | +1 312-854-3064 Illinois U.S.A.
  • 3128543065 | +1 312-854-3065 Illinois U.S.A.
  • 3128543066 | +1 312-854-3066 Illinois U.S.A.
  • 3128543067 | +1 312-854-3067 Illinois U.S.A.
  • 3128543068 | +1 312-854-3068 Illinois U.S.A.
  • 3128543069 | +1 312-854-3069 Illinois U.S.A.
  • 3128543070 | +1 312-854-3070 Illinois U.S.A.
  • 3128543071 | +1 312-854-3071 Illinois U.S.A.
  • 3128543072 | +1 312-854-3072 Illinois U.S.A.
  • 3128543073 | +1 312-854-3073 Illinois U.S.A.
  • 3128543074 | +1 312-854-3074 Illinois U.S.A.
  • 3128543075 | +1 312-854-3075 Illinois U.S.A.
  • 3128543076 | +1 312-854-3076 Illinois U.S.A.
  • 3128543077 | +1 312-854-3077 Illinois U.S.A.
  • 3128543078 | +1 312-854-3078 Illinois U.S.A.
  • 3128543079 | +1 312-854-3079 Illinois U.S.A.
  • 3128543080 | +1 312-854-3080 Illinois U.S.A.
  • 3128543081 | +1 312-854-3081 Illinois U.S.A.
  • 3128543082 | +1 312-854-3082 Illinois U.S.A.
  • 3128543083 | +1 312-854-3083 Illinois U.S.A.
  • 3128543084 | +1 312-854-3084 Illinois U.S.A.
  • 3128543085 | +1 312-854-3085 Illinois U.S.A.
  • 3128543086 | +1 312-854-3086 Illinois U.S.A.
  • 3128543087 | +1 312-854-3087 Illinois U.S.A.
  • 3128543088 | +1 312-854-3088 Illinois U.S.A.
  • 3128543089 | +1 312-854-3089 Illinois U.S.A.
  • 3128543090 | +1 312-854-3090 Illinois U.S.A.
  • 3128543091 | +1 312-854-3091 Illinois U.S.A.
  • 3128543092 | +1 312-854-3092 Illinois U.S.A.
  • 3128543093 | +1 312-854-3093 Illinois U.S.A.
  • 3128543094 | +1 312-854-3094 Illinois U.S.A.
  • 3128543095 | +1 312-854-3095 Illinois U.S.A.
  • 3128543096 | +1 312-854-3096 Illinois U.S.A.
  • 3128543097 | +1 312-854-3097 Illinois U.S.A.
  • 3128543098 | +1 312-854-3098 Illinois U.S.A.
  • 3128543099 | +1 312-854-3099 Illinois U.S.A.