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).

  • 3129513000 | +1 312-951-3000 Illinois U.S.A.
  • 3129513001 | +1 312-951-3001 Illinois U.S.A.
  • 3129513002 | +1 312-951-3002 Illinois U.S.A.
  • 3129513003 | +1 312-951-3003 Illinois U.S.A.
  • 3129513004 | +1 312-951-3004 Illinois U.S.A.
  • 3129513005 | +1 312-951-3005 Illinois U.S.A.
  • 3129513006 | +1 312-951-3006 Illinois U.S.A.
  • 3129513007 | +1 312-951-3007 Illinois U.S.A.
  • 3129513008 | +1 312-951-3008 Illinois U.S.A.
  • 3129513009 | +1 312-951-3009 Illinois U.S.A.
  • 3129513010 | +1 312-951-3010 Illinois U.S.A.
  • 3129513011 | +1 312-951-3011 Illinois U.S.A.
  • 3129513012 | +1 312-951-3012 Illinois U.S.A.
  • 3129513013 | +1 312-951-3013 Illinois U.S.A.
  • 3129513014 | +1 312-951-3014 Illinois U.S.A.
  • 3129513015 | +1 312-951-3015 Illinois U.S.A.
  • 3129513016 | +1 312-951-3016 Illinois U.S.A.
  • 3129513017 | +1 312-951-3017 Illinois U.S.A.
  • 3129513018 | +1 312-951-3018 Illinois U.S.A.
  • 3129513019 | +1 312-951-3019 Illinois U.S.A.
  • 3129513020 | +1 312-951-3020 Illinois U.S.A.
  • 3129513021 | +1 312-951-3021 Illinois U.S.A.
  • 3129513022 | +1 312-951-3022 Illinois U.S.A.
  • 3129513023 | +1 312-951-3023 Illinois U.S.A.
  • 3129513024 | +1 312-951-3024 Illinois U.S.A.
  • 3129513025 | +1 312-951-3025 Illinois U.S.A.
  • 3129513026 | +1 312-951-3026 Illinois U.S.A.
  • 3129513027 | +1 312-951-3027 Illinois U.S.A.
  • 3129513028 | +1 312-951-3028 Illinois U.S.A.
  • 3129513029 | +1 312-951-3029 Illinois U.S.A.
  • 3129513030 | +1 312-951-3030 Illinois U.S.A.
  • 3129513031 | +1 312-951-3031 Illinois U.S.A.
  • 3129513032 | +1 312-951-3032 Illinois U.S.A.
  • 3129513033 | +1 312-951-3033 Illinois U.S.A.
  • 3129513034 | +1 312-951-3034 Illinois U.S.A.
  • 3129513035 | +1 312-951-3035 Illinois U.S.A.
  • 3129513036 | +1 312-951-3036 Illinois U.S.A.
  • 3129513037 | +1 312-951-3037 Illinois U.S.A.
  • 3129513038 | +1 312-951-3038 Illinois U.S.A.
  • 3129513039 | +1 312-951-3039 Illinois U.S.A.
  • 3129513040 | +1 312-951-3040 Illinois U.S.A.
  • 3129513041 | +1 312-951-3041 Illinois U.S.A.
  • 3129513042 | +1 312-951-3042 Illinois U.S.A.
  • 3129513043 | +1 312-951-3043 Illinois U.S.A.
  • 3129513044 | +1 312-951-3044 Illinois U.S.A.
  • 3129513045 | +1 312-951-3045 Illinois U.S.A.
  • 3129513046 | +1 312-951-3046 Illinois U.S.A.
  • 3129513047 | +1 312-951-3047 Illinois U.S.A.
  • 3129513048 | +1 312-951-3048 Illinois U.S.A.
  • 3129513049 | +1 312-951-3049 Illinois U.S.A.
  • 3129513050 | +1 312-951-3050 Illinois U.S.A.
  • 3129513051 | +1 312-951-3051 Illinois U.S.A.
  • 3129513052 | +1 312-951-3052 Illinois U.S.A.
  • 3129513053 | +1 312-951-3053 Illinois U.S.A.
  • 3129513054 | +1 312-951-3054 Illinois U.S.A.
  • 3129513055 | +1 312-951-3055 Illinois U.S.A.
  • 3129513056 | +1 312-951-3056 Illinois U.S.A.
  • 3129513057 | +1 312-951-3057 Illinois U.S.A.
  • 3129513058 | +1 312-951-3058 Illinois U.S.A.
  • 3129513059 | +1 312-951-3059 Illinois U.S.A.
  • 3129513060 | +1 312-951-3060 Illinois U.S.A.
  • 3129513061 | +1 312-951-3061 Illinois U.S.A.
  • 3129513062 | +1 312-951-3062 Illinois U.S.A.
  • 3129513063 | +1 312-951-3063 Illinois U.S.A.
  • 3129513064 | +1 312-951-3064 Illinois U.S.A.
  • 3129513065 | +1 312-951-3065 Illinois U.S.A.
  • 3129513066 | +1 312-951-3066 Illinois U.S.A.
  • 3129513067 | +1 312-951-3067 Illinois U.S.A.
  • 3129513068 | +1 312-951-3068 Illinois U.S.A.
  • 3129513069 | +1 312-951-3069 Illinois U.S.A.
  • 3129513070 | +1 312-951-3070 Illinois U.S.A.
  • 3129513071 | +1 312-951-3071 Illinois U.S.A.
  • 3129513072 | +1 312-951-3072 Illinois U.S.A.
  • 3129513073 | +1 312-951-3073 Illinois U.S.A.
  • 3129513074 | +1 312-951-3074 Illinois U.S.A.
  • 3129513075 | +1 312-951-3075 Illinois U.S.A.
  • 3129513076 | +1 312-951-3076 Illinois U.S.A.
  • 3129513077 | +1 312-951-3077 Illinois U.S.A.
  • 3129513078 | +1 312-951-3078 Illinois U.S.A.
  • 3129513079 | +1 312-951-3079 Illinois U.S.A.
  • 3129513080 | +1 312-951-3080 Illinois U.S.A.
  • 3129513081 | +1 312-951-3081 Illinois U.S.A.
  • 3129513082 | +1 312-951-3082 Illinois U.S.A.
  • 3129513083 | +1 312-951-3083 Illinois U.S.A.
  • 3129513084 | +1 312-951-3084 Illinois U.S.A.
  • 3129513085 | +1 312-951-3085 Illinois U.S.A.
  • 3129513086 | +1 312-951-3086 Illinois U.S.A.
  • 3129513087 | +1 312-951-3087 Illinois U.S.A.
  • 3129513088 | +1 312-951-3088 Illinois U.S.A.
  • 3129513089 | +1 312-951-3089 Illinois U.S.A.
  • 3129513090 | +1 312-951-3090 Illinois U.S.A.
  • 3129513091 | +1 312-951-3091 Illinois U.S.A.
  • 3129513092 | +1 312-951-3092 Illinois U.S.A.
  • 3129513093 | +1 312-951-3093 Illinois U.S.A.
  • 3129513094 | +1 312-951-3094 Illinois U.S.A.
  • 3129513095 | +1 312-951-3095 Illinois U.S.A.
  • 3129513096 | +1 312-951-3096 Illinois U.S.A.
  • 3129513097 | +1 312-951-3097 Illinois U.S.A.
  • 3129513098 | +1 312-951-3098 Illinois U.S.A.
  • 3129513099 | +1 312-951-3099 Illinois U.S.A.