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).

  • 3128193000 | +1 312-819-3000 Illinois U.S.A.
  • 3128193001 | +1 312-819-3001 Illinois U.S.A.
  • 3128193002 | +1 312-819-3002 Illinois U.S.A.
  • 3128193003 | +1 312-819-3003 Illinois U.S.A.
  • 3128193004 | +1 312-819-3004 Illinois U.S.A.
  • 3128193005 | +1 312-819-3005 Illinois U.S.A.
  • 3128193006 | +1 312-819-3006 Illinois U.S.A.
  • 3128193007 | +1 312-819-3007 Illinois U.S.A.
  • 3128193008 | +1 312-819-3008 Illinois U.S.A.
  • 3128193009 | +1 312-819-3009 Illinois U.S.A.
  • 3128193010 | +1 312-819-3010 Illinois U.S.A.
  • 3128193011 | +1 312-819-3011 Illinois U.S.A.
  • 3128193012 | +1 312-819-3012 Illinois U.S.A.
  • 3128193013 | +1 312-819-3013 Illinois U.S.A.
  • 3128193014 | +1 312-819-3014 Illinois U.S.A.
  • 3128193015 | +1 312-819-3015 Illinois U.S.A.
  • 3128193016 | +1 312-819-3016 Illinois U.S.A.
  • 3128193017 | +1 312-819-3017 Illinois U.S.A.
  • 3128193018 | +1 312-819-3018 Illinois U.S.A.
  • 3128193019 | +1 312-819-3019 Illinois U.S.A.
  • 3128193020 | +1 312-819-3020 Illinois U.S.A.
  • 3128193021 | +1 312-819-3021 Illinois U.S.A.
  • 3128193022 | +1 312-819-3022 Illinois U.S.A.
  • 3128193023 | +1 312-819-3023 Illinois U.S.A.
  • 3128193024 | +1 312-819-3024 Illinois U.S.A.
  • 3128193025 | +1 312-819-3025 Illinois U.S.A.
  • 3128193026 | +1 312-819-3026 Illinois U.S.A.
  • 3128193027 | +1 312-819-3027 Illinois U.S.A.
  • 3128193028 | +1 312-819-3028 Illinois U.S.A.
  • 3128193029 | +1 312-819-3029 Illinois U.S.A.
  • 3128193030 | +1 312-819-3030 Illinois U.S.A.
  • 3128193031 | +1 312-819-3031 Illinois U.S.A.
  • 3128193032 | +1 312-819-3032 Illinois U.S.A.
  • 3128193033 | +1 312-819-3033 Illinois U.S.A.
  • 3128193034 | +1 312-819-3034 Illinois U.S.A.
  • 3128193035 | +1 312-819-3035 Illinois U.S.A.
  • 3128193036 | +1 312-819-3036 Illinois U.S.A.
  • 3128193037 | +1 312-819-3037 Illinois U.S.A.
  • 3128193038 | +1 312-819-3038 Illinois U.S.A.
  • 3128193039 | +1 312-819-3039 Illinois U.S.A.
  • 3128193040 | +1 312-819-3040 Illinois U.S.A.
  • 3128193041 | +1 312-819-3041 Illinois U.S.A.
  • 3128193042 | +1 312-819-3042 Illinois U.S.A.
  • 3128193043 | +1 312-819-3043 Illinois U.S.A.
  • 3128193044 | +1 312-819-3044 Illinois U.S.A.
  • 3128193045 | +1 312-819-3045 Illinois U.S.A.
  • 3128193046 | +1 312-819-3046 Illinois U.S.A.
  • 3128193047 | +1 312-819-3047 Illinois U.S.A.
  • 3128193048 | +1 312-819-3048 Illinois U.S.A.
  • 3128193049 | +1 312-819-3049 Illinois U.S.A.
  • 3128193050 | +1 312-819-3050 Illinois U.S.A.
  • 3128193051 | +1 312-819-3051 Illinois U.S.A.
  • 3128193052 | +1 312-819-3052 Illinois U.S.A.
  • 3128193053 | +1 312-819-3053 Illinois U.S.A.
  • 3128193054 | +1 312-819-3054 Illinois U.S.A.
  • 3128193055 | +1 312-819-3055 Illinois U.S.A.
  • 3128193056 | +1 312-819-3056 Illinois U.S.A.
  • 3128193057 | +1 312-819-3057 Illinois U.S.A.
  • 3128193058 | +1 312-819-3058 Illinois U.S.A.
  • 3128193059 | +1 312-819-3059 Illinois U.S.A.
  • 3128193060 | +1 312-819-3060 Illinois U.S.A.
  • 3128193061 | +1 312-819-3061 Illinois U.S.A.
  • 3128193062 | +1 312-819-3062 Illinois U.S.A.
  • 3128193063 | +1 312-819-3063 Illinois U.S.A.
  • 3128193064 | +1 312-819-3064 Illinois U.S.A.
  • 3128193065 | +1 312-819-3065 Illinois U.S.A.
  • 3128193066 | +1 312-819-3066 Illinois U.S.A.
  • 3128193067 | +1 312-819-3067 Illinois U.S.A.
  • 3128193068 | +1 312-819-3068 Illinois U.S.A.
  • 3128193069 | +1 312-819-3069 Illinois U.S.A.
  • 3128193070 | +1 312-819-3070 Illinois U.S.A.
  • 3128193071 | +1 312-819-3071 Illinois U.S.A.
  • 3128193072 | +1 312-819-3072 Illinois U.S.A.
  • 3128193073 | +1 312-819-3073 Illinois U.S.A.
  • 3128193074 | +1 312-819-3074 Illinois U.S.A.
  • 3128193075 | +1 312-819-3075 Illinois U.S.A.
  • 3128193076 | +1 312-819-3076 Illinois U.S.A.
  • 3128193077 | +1 312-819-3077 Illinois U.S.A.
  • 3128193078 | +1 312-819-3078 Illinois U.S.A.
  • 3128193079 | +1 312-819-3079 Illinois U.S.A.
  • 3128193080 | +1 312-819-3080 Illinois U.S.A.
  • 3128193081 | +1 312-819-3081 Illinois U.S.A.
  • 3128193082 | +1 312-819-3082 Illinois U.S.A.
  • 3128193083 | +1 312-819-3083 Illinois U.S.A.
  • 3128193084 | +1 312-819-3084 Illinois U.S.A.
  • 3128193085 | +1 312-819-3085 Illinois U.S.A.
  • 3128193086 | +1 312-819-3086 Illinois U.S.A.
  • 3128193087 | +1 312-819-3087 Illinois U.S.A.
  • 3128193088 | +1 312-819-3088 Illinois U.S.A.
  • 3128193089 | +1 312-819-3089 Illinois U.S.A.
  • 3128193090 | +1 312-819-3090 Illinois U.S.A.
  • 3128193091 | +1 312-819-3091 Illinois U.S.A.
  • 3128193092 | +1 312-819-3092 Illinois U.S.A.
  • 3128193093 | +1 312-819-3093 Illinois U.S.A.
  • 3128193094 | +1 312-819-3094 Illinois U.S.A.
  • 3128193095 | +1 312-819-3095 Illinois U.S.A.
  • 3128193096 | +1 312-819-3096 Illinois U.S.A.
  • 3128193097 | +1 312-819-3097 Illinois U.S.A.
  • 3128193098 | +1 312-819-3098 Illinois U.S.A.
  • 3128193099 | +1 312-819-3099 Illinois U.S.A.