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).

  • 3128273000 | +1 312-827-3000 Illinois U.S.A.
  • 3128273001 | +1 312-827-3001 Illinois U.S.A.
  • 3128273002 | +1 312-827-3002 Illinois U.S.A.
  • 3128273003 | +1 312-827-3003 Illinois U.S.A.
  • 3128273004 | +1 312-827-3004 Illinois U.S.A.
  • 3128273005 | +1 312-827-3005 Illinois U.S.A.
  • 3128273006 | +1 312-827-3006 Illinois U.S.A.
  • 3128273007 | +1 312-827-3007 Illinois U.S.A.
  • 3128273008 | +1 312-827-3008 Illinois U.S.A.
  • 3128273009 | +1 312-827-3009 Illinois U.S.A.
  • 3128273010 | +1 312-827-3010 Illinois U.S.A.
  • 3128273011 | +1 312-827-3011 Illinois U.S.A.
  • 3128273012 | +1 312-827-3012 Illinois U.S.A.
  • 3128273013 | +1 312-827-3013 Illinois U.S.A.
  • 3128273014 | +1 312-827-3014 Illinois U.S.A.
  • 3128273015 | +1 312-827-3015 Illinois U.S.A.
  • 3128273016 | +1 312-827-3016 Illinois U.S.A.
  • 3128273017 | +1 312-827-3017 Illinois U.S.A.
  • 3128273018 | +1 312-827-3018 Illinois U.S.A.
  • 3128273019 | +1 312-827-3019 Illinois U.S.A.
  • 3128273020 | +1 312-827-3020 Illinois U.S.A.
  • 3128273021 | +1 312-827-3021 Illinois U.S.A.
  • 3128273022 | +1 312-827-3022 Illinois U.S.A.
  • 3128273023 | +1 312-827-3023 Illinois U.S.A.
  • 3128273024 | +1 312-827-3024 Illinois U.S.A.
  • 3128273025 | +1 312-827-3025 Illinois U.S.A.
  • 3128273026 | +1 312-827-3026 Illinois U.S.A.
  • 3128273027 | +1 312-827-3027 Illinois U.S.A.
  • 3128273028 | +1 312-827-3028 Illinois U.S.A.
  • 3128273029 | +1 312-827-3029 Illinois U.S.A.
  • 3128273030 | +1 312-827-3030 Illinois U.S.A.
  • 3128273031 | +1 312-827-3031 Illinois U.S.A.
  • 3128273032 | +1 312-827-3032 Illinois U.S.A.
  • 3128273033 | +1 312-827-3033 Illinois U.S.A.
  • 3128273034 | +1 312-827-3034 Illinois U.S.A.
  • 3128273035 | +1 312-827-3035 Illinois U.S.A.
  • 3128273036 | +1 312-827-3036 Illinois U.S.A.
  • 3128273037 | +1 312-827-3037 Illinois U.S.A.
  • 3128273038 | +1 312-827-3038 Illinois U.S.A.
  • 3128273039 | +1 312-827-3039 Illinois U.S.A.
  • 3128273040 | +1 312-827-3040 Illinois U.S.A.
  • 3128273041 | +1 312-827-3041 Illinois U.S.A.
  • 3128273042 | +1 312-827-3042 Illinois U.S.A.
  • 3128273043 | +1 312-827-3043 Illinois U.S.A.
  • 3128273044 | +1 312-827-3044 Illinois U.S.A.
  • 3128273045 | +1 312-827-3045 Illinois U.S.A.
  • 3128273046 | +1 312-827-3046 Illinois U.S.A.
  • 3128273047 | +1 312-827-3047 Illinois U.S.A.
  • 3128273048 | +1 312-827-3048 Illinois U.S.A.
  • 3128273049 | +1 312-827-3049 Illinois U.S.A.
  • 3128273050 | +1 312-827-3050 Illinois U.S.A.
  • 3128273051 | +1 312-827-3051 Illinois U.S.A.
  • 3128273052 | +1 312-827-3052 Illinois U.S.A.
  • 3128273053 | +1 312-827-3053 Illinois U.S.A.
  • 3128273054 | +1 312-827-3054 Illinois U.S.A.
  • 3128273055 | +1 312-827-3055 Illinois U.S.A.
  • 3128273056 | +1 312-827-3056 Illinois U.S.A.
  • 3128273057 | +1 312-827-3057 Illinois U.S.A.
  • 3128273058 | +1 312-827-3058 Illinois U.S.A.
  • 3128273059 | +1 312-827-3059 Illinois U.S.A.
  • 3128273060 | +1 312-827-3060 Illinois U.S.A.
  • 3128273061 | +1 312-827-3061 Illinois U.S.A.
  • 3128273062 | +1 312-827-3062 Illinois U.S.A.
  • 3128273063 | +1 312-827-3063 Illinois U.S.A.
  • 3128273064 | +1 312-827-3064 Illinois U.S.A.
  • 3128273065 | +1 312-827-3065 Illinois U.S.A.
  • 3128273066 | +1 312-827-3066 Illinois U.S.A.
  • 3128273067 | +1 312-827-3067 Illinois U.S.A.
  • 3128273068 | +1 312-827-3068 Illinois U.S.A.
  • 3128273069 | +1 312-827-3069 Illinois U.S.A.
  • 3128273070 | +1 312-827-3070 Illinois U.S.A.
  • 3128273071 | +1 312-827-3071 Illinois U.S.A.
  • 3128273072 | +1 312-827-3072 Illinois U.S.A.
  • 3128273073 | +1 312-827-3073 Illinois U.S.A.
  • 3128273074 | +1 312-827-3074 Illinois U.S.A.
  • 3128273075 | +1 312-827-3075 Illinois U.S.A.
  • 3128273076 | +1 312-827-3076 Illinois U.S.A.
  • 3128273077 | +1 312-827-3077 Illinois U.S.A.
  • 3128273078 | +1 312-827-3078 Illinois U.S.A.
  • 3128273079 | +1 312-827-3079 Illinois U.S.A.
  • 3128273080 | +1 312-827-3080 Illinois U.S.A.
  • 3128273081 | +1 312-827-3081 Illinois U.S.A.
  • 3128273082 | +1 312-827-3082 Illinois U.S.A.
  • 3128273083 | +1 312-827-3083 Illinois U.S.A.
  • 3128273084 | +1 312-827-3084 Illinois U.S.A.
  • 3128273085 | +1 312-827-3085 Illinois U.S.A.
  • 3128273086 | +1 312-827-3086 Illinois U.S.A.
  • 3128273087 | +1 312-827-3087 Illinois U.S.A.
  • 3128273088 | +1 312-827-3088 Illinois U.S.A.
  • 3128273089 | +1 312-827-3089 Illinois U.S.A.
  • 3128273090 | +1 312-827-3090 Illinois U.S.A.
  • 3128273091 | +1 312-827-3091 Illinois U.S.A.
  • 3128273092 | +1 312-827-3092 Illinois U.S.A.
  • 3128273093 | +1 312-827-3093 Illinois U.S.A.
  • 3128273094 | +1 312-827-3094 Illinois U.S.A.
  • 3128273095 | +1 312-827-3095 Illinois U.S.A.
  • 3128273096 | +1 312-827-3096 Illinois U.S.A.
  • 3128273097 | +1 312-827-3097 Illinois U.S.A.
  • 3128273098 | +1 312-827-3098 Illinois U.S.A.
  • 3128273099 | +1 312-827-3099 Illinois U.S.A.