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).

  • 3124323000 | +1 312-432-3000 Illinois U.S.A.
  • 3124323001 | +1 312-432-3001 Illinois U.S.A.
  • 3124323002 | +1 312-432-3002 Illinois U.S.A.
  • 3124323003 | +1 312-432-3003 Illinois U.S.A.
  • 3124323004 | +1 312-432-3004 Illinois U.S.A.
  • 3124323005 | +1 312-432-3005 Illinois U.S.A.
  • 3124323006 | +1 312-432-3006 Illinois U.S.A.
  • 3124323007 | +1 312-432-3007 Illinois U.S.A.
  • 3124323008 | +1 312-432-3008 Illinois U.S.A.
  • 3124323009 | +1 312-432-3009 Illinois U.S.A.
  • 3124323010 | +1 312-432-3010 Illinois U.S.A.
  • 3124323011 | +1 312-432-3011 Illinois U.S.A.
  • 3124323012 | +1 312-432-3012 Illinois U.S.A.
  • 3124323013 | +1 312-432-3013 Illinois U.S.A.
  • 3124323014 | +1 312-432-3014 Illinois U.S.A.
  • 3124323015 | +1 312-432-3015 Illinois U.S.A.
  • 3124323016 | +1 312-432-3016 Illinois U.S.A.
  • 3124323017 | +1 312-432-3017 Illinois U.S.A.
  • 3124323018 | +1 312-432-3018 Illinois U.S.A.
  • 3124323019 | +1 312-432-3019 Illinois U.S.A.
  • 3124323020 | +1 312-432-3020 Illinois U.S.A.
  • 3124323021 | +1 312-432-3021 Illinois U.S.A.
  • 3124323022 | +1 312-432-3022 Illinois U.S.A.
  • 3124323023 | +1 312-432-3023 Illinois U.S.A.
  • 3124323024 | +1 312-432-3024 Illinois U.S.A.
  • 3124323025 | +1 312-432-3025 Illinois U.S.A.
  • 3124323026 | +1 312-432-3026 Illinois U.S.A.
  • 3124323027 | +1 312-432-3027 Illinois U.S.A.
  • 3124323028 | +1 312-432-3028 Illinois U.S.A.
  • 3124323029 | +1 312-432-3029 Illinois U.S.A.
  • 3124323030 | +1 312-432-3030 Illinois U.S.A.
  • 3124323031 | +1 312-432-3031 Illinois U.S.A.
  • 3124323032 | +1 312-432-3032 Illinois U.S.A.
  • 3124323033 | +1 312-432-3033 Illinois U.S.A.
  • 3124323034 | +1 312-432-3034 Illinois U.S.A.
  • 3124323035 | +1 312-432-3035 Illinois U.S.A.
  • 3124323036 | +1 312-432-3036 Illinois U.S.A.
  • 3124323037 | +1 312-432-3037 Illinois U.S.A.
  • 3124323038 | +1 312-432-3038 Illinois U.S.A.
  • 3124323039 | +1 312-432-3039 Illinois U.S.A.
  • 3124323040 | +1 312-432-3040 Illinois U.S.A.
  • 3124323041 | +1 312-432-3041 Illinois U.S.A.
  • 3124323042 | +1 312-432-3042 Illinois U.S.A.
  • 3124323043 | +1 312-432-3043 Illinois U.S.A.
  • 3124323044 | +1 312-432-3044 Illinois U.S.A.
  • 3124323045 | +1 312-432-3045 Illinois U.S.A.
  • 3124323046 | +1 312-432-3046 Illinois U.S.A.
  • 3124323047 | +1 312-432-3047 Illinois U.S.A.
  • 3124323048 | +1 312-432-3048 Illinois U.S.A.
  • 3124323049 | +1 312-432-3049 Illinois U.S.A.
  • 3124323050 | +1 312-432-3050 Illinois U.S.A.
  • 3124323051 | +1 312-432-3051 Illinois U.S.A.
  • 3124323052 | +1 312-432-3052 Illinois U.S.A.
  • 3124323053 | +1 312-432-3053 Illinois U.S.A.
  • 3124323054 | +1 312-432-3054 Illinois U.S.A.
  • 3124323055 | +1 312-432-3055 Illinois U.S.A.
  • 3124323056 | +1 312-432-3056 Illinois U.S.A.
  • 3124323057 | +1 312-432-3057 Illinois U.S.A.
  • 3124323058 | +1 312-432-3058 Illinois U.S.A.
  • 3124323059 | +1 312-432-3059 Illinois U.S.A.
  • 3124323060 | +1 312-432-3060 Illinois U.S.A.
  • 3124323061 | +1 312-432-3061 Illinois U.S.A.
  • 3124323062 | +1 312-432-3062 Illinois U.S.A.
  • 3124323063 | +1 312-432-3063 Illinois U.S.A.
  • 3124323064 | +1 312-432-3064 Illinois U.S.A.
  • 3124323065 | +1 312-432-3065 Illinois U.S.A.
  • 3124323066 | +1 312-432-3066 Illinois U.S.A.
  • 3124323067 | +1 312-432-3067 Illinois U.S.A.
  • 3124323068 | +1 312-432-3068 Illinois U.S.A.
  • 3124323069 | +1 312-432-3069 Illinois U.S.A.
  • 3124323070 | +1 312-432-3070 Illinois U.S.A.
  • 3124323071 | +1 312-432-3071 Illinois U.S.A.
  • 3124323072 | +1 312-432-3072 Illinois U.S.A.
  • 3124323073 | +1 312-432-3073 Illinois U.S.A.
  • 3124323074 | +1 312-432-3074 Illinois U.S.A.
  • 3124323075 | +1 312-432-3075 Illinois U.S.A.
  • 3124323076 | +1 312-432-3076 Illinois U.S.A.
  • 3124323077 | +1 312-432-3077 Illinois U.S.A.
  • 3124323078 | +1 312-432-3078 Illinois U.S.A.
  • 3124323079 | +1 312-432-3079 Illinois U.S.A.
  • 3124323080 | +1 312-432-3080 Illinois U.S.A.
  • 3124323081 | +1 312-432-3081 Illinois U.S.A.
  • 3124323082 | +1 312-432-3082 Illinois U.S.A.
  • 3124323083 | +1 312-432-3083 Illinois U.S.A.
  • 3124323084 | +1 312-432-3084 Illinois U.S.A.
  • 3124323085 | +1 312-432-3085 Illinois U.S.A.
  • 3124323086 | +1 312-432-3086 Illinois U.S.A.
  • 3124323087 | +1 312-432-3087 Illinois U.S.A.
  • 3124323088 | +1 312-432-3088 Illinois U.S.A.
  • 3124323089 | +1 312-432-3089 Illinois U.S.A.
  • 3124323090 | +1 312-432-3090 Illinois U.S.A.
  • 3124323091 | +1 312-432-3091 Illinois U.S.A.
  • 3124323092 | +1 312-432-3092 Illinois U.S.A.
  • 3124323093 | +1 312-432-3093 Illinois U.S.A.
  • 3124323094 | +1 312-432-3094 Illinois U.S.A.
  • 3124323095 | +1 312-432-3095 Illinois U.S.A.
  • 3124323096 | +1 312-432-3096 Illinois U.S.A.
  • 3124323097 | +1 312-432-3097 Illinois U.S.A.
  • 3124323098 | +1 312-432-3098 Illinois U.S.A.
  • 3124323099 | +1 312-432-3099 Illinois U.S.A.