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).

  • 3128143000 | +1 312-814-3000 Illinois U.S.A.
  • 3128143001 | +1 312-814-3001 Illinois U.S.A.
  • 3128143002 | +1 312-814-3002 Illinois U.S.A.
  • 3128143003 | +1 312-814-3003 Illinois U.S.A.
  • 3128143004 | +1 312-814-3004 Illinois U.S.A.
  • 3128143005 | +1 312-814-3005 Illinois U.S.A.
  • 3128143006 | +1 312-814-3006 Illinois U.S.A.
  • 3128143007 | +1 312-814-3007 Illinois U.S.A.
  • 3128143008 | +1 312-814-3008 Illinois U.S.A.
  • 3128143009 | +1 312-814-3009 Illinois U.S.A.
  • 3128143010 | +1 312-814-3010 Illinois U.S.A.
  • 3128143011 | +1 312-814-3011 Illinois U.S.A.
  • 3128143012 | +1 312-814-3012 Illinois U.S.A.
  • 3128143013 | +1 312-814-3013 Illinois U.S.A.
  • 3128143014 | +1 312-814-3014 Illinois U.S.A.
  • 3128143015 | +1 312-814-3015 Illinois U.S.A.
  • 3128143016 | +1 312-814-3016 Illinois U.S.A.
  • 3128143017 | +1 312-814-3017 Illinois U.S.A.
  • 3128143018 | +1 312-814-3018 Illinois U.S.A.
  • 3128143019 | +1 312-814-3019 Illinois U.S.A.
  • 3128143020 | +1 312-814-3020 Illinois U.S.A.
  • 3128143021 | +1 312-814-3021 Illinois U.S.A.
  • 3128143022 | +1 312-814-3022 Illinois U.S.A.
  • 3128143023 | +1 312-814-3023 Illinois U.S.A.
  • 3128143024 | +1 312-814-3024 Illinois U.S.A.
  • 3128143025 | +1 312-814-3025 Illinois U.S.A.
  • 3128143026 | +1 312-814-3026 Illinois U.S.A.
  • 3128143027 | +1 312-814-3027 Illinois U.S.A.
  • 3128143028 | +1 312-814-3028 Illinois U.S.A.
  • 3128143029 | +1 312-814-3029 Illinois U.S.A.
  • 3128143030 | +1 312-814-3030 Illinois U.S.A.
  • 3128143031 | +1 312-814-3031 Illinois U.S.A.
  • 3128143032 | +1 312-814-3032 Illinois U.S.A.
  • 3128143033 | +1 312-814-3033 Illinois U.S.A.
  • 3128143034 | +1 312-814-3034 Illinois U.S.A.
  • 3128143035 | +1 312-814-3035 Illinois U.S.A.
  • 3128143036 | +1 312-814-3036 Illinois U.S.A.
  • 3128143037 | +1 312-814-3037 Illinois U.S.A.
  • 3128143038 | +1 312-814-3038 Illinois U.S.A.
  • 3128143039 | +1 312-814-3039 Illinois U.S.A.
  • 3128143040 | +1 312-814-3040 Illinois U.S.A.
  • 3128143041 | +1 312-814-3041 Illinois U.S.A.
  • 3128143042 | +1 312-814-3042 Illinois U.S.A.
  • 3128143043 | +1 312-814-3043 Illinois U.S.A.
  • 3128143044 | +1 312-814-3044 Illinois U.S.A.
  • 3128143045 | +1 312-814-3045 Illinois U.S.A.
  • 3128143046 | +1 312-814-3046 Illinois U.S.A.
  • 3128143047 | +1 312-814-3047 Illinois U.S.A.
  • 3128143048 | +1 312-814-3048 Illinois U.S.A.
  • 3128143049 | +1 312-814-3049 Illinois U.S.A.
  • 3128143050 | +1 312-814-3050 Illinois U.S.A.
  • 3128143051 | +1 312-814-3051 Illinois U.S.A.
  • 3128143052 | +1 312-814-3052 Illinois U.S.A.
  • 3128143053 | +1 312-814-3053 Illinois U.S.A.
  • 3128143054 | +1 312-814-3054 Illinois U.S.A.
  • 3128143055 | +1 312-814-3055 Illinois U.S.A.
  • 3128143056 | +1 312-814-3056 Illinois U.S.A.
  • 3128143057 | +1 312-814-3057 Illinois U.S.A.
  • 3128143058 | +1 312-814-3058 Illinois U.S.A.
  • 3128143059 | +1 312-814-3059 Illinois U.S.A.
  • 3128143060 | +1 312-814-3060 Illinois U.S.A.
  • 3128143061 | +1 312-814-3061 Illinois U.S.A.
  • 3128143062 | +1 312-814-3062 Illinois U.S.A.
  • 3128143063 | +1 312-814-3063 Illinois U.S.A.
  • 3128143064 | +1 312-814-3064 Illinois U.S.A.
  • 3128143065 | +1 312-814-3065 Illinois U.S.A.
  • 3128143066 | +1 312-814-3066 Illinois U.S.A.
  • 3128143067 | +1 312-814-3067 Illinois U.S.A.
  • 3128143068 | +1 312-814-3068 Illinois U.S.A.
  • 3128143069 | +1 312-814-3069 Illinois U.S.A.
  • 3128143070 | +1 312-814-3070 Illinois U.S.A.
  • 3128143071 | +1 312-814-3071 Illinois U.S.A.
  • 3128143072 | +1 312-814-3072 Illinois U.S.A.
  • 3128143073 | +1 312-814-3073 Illinois U.S.A.
  • 3128143074 | +1 312-814-3074 Illinois U.S.A.
  • 3128143075 | +1 312-814-3075 Illinois U.S.A.
  • 3128143076 | +1 312-814-3076 Illinois U.S.A.
  • 3128143077 | +1 312-814-3077 Illinois U.S.A.
  • 3128143078 | +1 312-814-3078 Illinois U.S.A.
  • 3128143079 | +1 312-814-3079 Illinois U.S.A.
  • 3128143080 | +1 312-814-3080 Illinois U.S.A.
  • 3128143081 | +1 312-814-3081 Illinois U.S.A.
  • 3128143082 | +1 312-814-3082 Illinois U.S.A.
  • 3128143083 | +1 312-814-3083 Illinois U.S.A.
  • 3128143084 | +1 312-814-3084 Illinois U.S.A.
  • 3128143085 | +1 312-814-3085 Illinois U.S.A.
  • 3128143086 | +1 312-814-3086 Illinois U.S.A.
  • 3128143087 | +1 312-814-3087 Illinois U.S.A.
  • 3128143088 | +1 312-814-3088 Illinois U.S.A.
  • 3128143089 | +1 312-814-3089 Illinois U.S.A.
  • 3128143090 | +1 312-814-3090 Illinois U.S.A.
  • 3128143091 | +1 312-814-3091 Illinois U.S.A.
  • 3128143092 | +1 312-814-3092 Illinois U.S.A.
  • 3128143093 | +1 312-814-3093 Illinois U.S.A.
  • 3128143094 | +1 312-814-3094 Illinois U.S.A.
  • 3128143095 | +1 312-814-3095 Illinois U.S.A.
  • 3128143096 | +1 312-814-3096 Illinois U.S.A.
  • 3128143097 | +1 312-814-3097 Illinois U.S.A.
  • 3128143098 | +1 312-814-3098 Illinois U.S.A.
  • 3128143099 | +1 312-814-3099 Illinois U.S.A.