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).

  • 3129853000 | +1 312-985-3000 Illinois U.S.A.
  • 3129853001 | +1 312-985-3001 Illinois U.S.A.
  • 3129853002 | +1 312-985-3002 Illinois U.S.A.
  • 3129853003 | +1 312-985-3003 Illinois U.S.A.
  • 3129853004 | +1 312-985-3004 Illinois U.S.A.
  • 3129853005 | +1 312-985-3005 Illinois U.S.A.
  • 3129853006 | +1 312-985-3006 Illinois U.S.A.
  • 3129853007 | +1 312-985-3007 Illinois U.S.A.
  • 3129853008 | +1 312-985-3008 Illinois U.S.A.
  • 3129853009 | +1 312-985-3009 Illinois U.S.A.
  • 3129853010 | +1 312-985-3010 Illinois U.S.A.
  • 3129853011 | +1 312-985-3011 Illinois U.S.A.
  • 3129853012 | +1 312-985-3012 Illinois U.S.A.
  • 3129853013 | +1 312-985-3013 Illinois U.S.A.
  • 3129853014 | +1 312-985-3014 Illinois U.S.A.
  • 3129853015 | +1 312-985-3015 Illinois U.S.A.
  • 3129853016 | +1 312-985-3016 Illinois U.S.A.
  • 3129853017 | +1 312-985-3017 Illinois U.S.A.
  • 3129853018 | +1 312-985-3018 Illinois U.S.A.
  • 3129853019 | +1 312-985-3019 Illinois U.S.A.
  • 3129853020 | +1 312-985-3020 Illinois U.S.A.
  • 3129853021 | +1 312-985-3021 Illinois U.S.A.
  • 3129853022 | +1 312-985-3022 Illinois U.S.A.
  • 3129853023 | +1 312-985-3023 Illinois U.S.A.
  • 3129853024 | +1 312-985-3024 Illinois U.S.A.
  • 3129853025 | +1 312-985-3025 Illinois U.S.A.
  • 3129853026 | +1 312-985-3026 Illinois U.S.A.
  • 3129853027 | +1 312-985-3027 Illinois U.S.A.
  • 3129853028 | +1 312-985-3028 Illinois U.S.A.
  • 3129853029 | +1 312-985-3029 Illinois U.S.A.
  • 3129853030 | +1 312-985-3030 Illinois U.S.A.
  • 3129853031 | +1 312-985-3031 Illinois U.S.A.
  • 3129853032 | +1 312-985-3032 Illinois U.S.A.
  • 3129853033 | +1 312-985-3033 Illinois U.S.A.
  • 3129853034 | +1 312-985-3034 Illinois U.S.A.
  • 3129853035 | +1 312-985-3035 Illinois U.S.A.
  • 3129853036 | +1 312-985-3036 Illinois U.S.A.
  • 3129853037 | +1 312-985-3037 Illinois U.S.A.
  • 3129853038 | +1 312-985-3038 Illinois U.S.A.
  • 3129853039 | +1 312-985-3039 Illinois U.S.A.
  • 3129853040 | +1 312-985-3040 Illinois U.S.A.
  • 3129853041 | +1 312-985-3041 Illinois U.S.A.
  • 3129853042 | +1 312-985-3042 Illinois U.S.A.
  • 3129853043 | +1 312-985-3043 Illinois U.S.A.
  • 3129853044 | +1 312-985-3044 Illinois U.S.A.
  • 3129853045 | +1 312-985-3045 Illinois U.S.A.
  • 3129853046 | +1 312-985-3046 Illinois U.S.A.
  • 3129853047 | +1 312-985-3047 Illinois U.S.A.
  • 3129853048 | +1 312-985-3048 Illinois U.S.A.
  • 3129853049 | +1 312-985-3049 Illinois U.S.A.
  • 3129853050 | +1 312-985-3050 Illinois U.S.A.
  • 3129853051 | +1 312-985-3051 Illinois U.S.A.
  • 3129853052 | +1 312-985-3052 Illinois U.S.A.
  • 3129853053 | +1 312-985-3053 Illinois U.S.A.
  • 3129853054 | +1 312-985-3054 Illinois U.S.A.
  • 3129853055 | +1 312-985-3055 Illinois U.S.A.
  • 3129853056 | +1 312-985-3056 Illinois U.S.A.
  • 3129853057 | +1 312-985-3057 Illinois U.S.A.
  • 3129853058 | +1 312-985-3058 Illinois U.S.A.
  • 3129853059 | +1 312-985-3059 Illinois U.S.A.
  • 3129853060 | +1 312-985-3060 Illinois U.S.A.
  • 3129853061 | +1 312-985-3061 Illinois U.S.A.
  • 3129853062 | +1 312-985-3062 Illinois U.S.A.
  • 3129853063 | +1 312-985-3063 Illinois U.S.A.
  • 3129853064 | +1 312-985-3064 Illinois U.S.A.
  • 3129853065 | +1 312-985-3065 Illinois U.S.A.
  • 3129853066 | +1 312-985-3066 Illinois U.S.A.
  • 3129853067 | +1 312-985-3067 Illinois U.S.A.
  • 3129853068 | +1 312-985-3068 Illinois U.S.A.
  • 3129853069 | +1 312-985-3069 Illinois U.S.A.
  • 3129853070 | +1 312-985-3070 Illinois U.S.A.
  • 3129853071 | +1 312-985-3071 Illinois U.S.A.
  • 3129853072 | +1 312-985-3072 Illinois U.S.A.
  • 3129853073 | +1 312-985-3073 Illinois U.S.A.
  • 3129853074 | +1 312-985-3074 Illinois U.S.A.
  • 3129853075 | +1 312-985-3075 Illinois U.S.A.
  • 3129853076 | +1 312-985-3076 Illinois U.S.A.
  • 3129853077 | +1 312-985-3077 Illinois U.S.A.
  • 3129853078 | +1 312-985-3078 Illinois U.S.A.
  • 3129853079 | +1 312-985-3079 Illinois U.S.A.
  • 3129853080 | +1 312-985-3080 Illinois U.S.A.
  • 3129853081 | +1 312-985-3081 Illinois U.S.A.
  • 3129853082 | +1 312-985-3082 Illinois U.S.A.
  • 3129853083 | +1 312-985-3083 Illinois U.S.A.
  • 3129853084 | +1 312-985-3084 Illinois U.S.A.
  • 3129853085 | +1 312-985-3085 Illinois U.S.A.
  • 3129853086 | +1 312-985-3086 Illinois U.S.A.
  • 3129853087 | +1 312-985-3087 Illinois U.S.A.
  • 3129853088 | +1 312-985-3088 Illinois U.S.A.
  • 3129853089 | +1 312-985-3089 Illinois U.S.A.
  • 3129853090 | +1 312-985-3090 Illinois U.S.A.
  • 3129853091 | +1 312-985-3091 Illinois U.S.A.
  • 3129853092 | +1 312-985-3092 Illinois U.S.A.
  • 3129853093 | +1 312-985-3093 Illinois U.S.A.
  • 3129853094 | +1 312-985-3094 Illinois U.S.A.
  • 3129853095 | +1 312-985-3095 Illinois U.S.A.
  • 3129853096 | +1 312-985-3096 Illinois U.S.A.
  • 3129853097 | +1 312-985-3097 Illinois U.S.A.
  • 3129853098 | +1 312-985-3098 Illinois U.S.A.
  • 3129853099 | +1 312-985-3099 Illinois U.S.A.