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).

  • 3125533000 | +1 312-553-3000 Illinois U.S.A.
  • 3125533001 | +1 312-553-3001 Illinois U.S.A.
  • 3125533002 | +1 312-553-3002 Illinois U.S.A.
  • 3125533003 | +1 312-553-3003 Illinois U.S.A.
  • 3125533004 | +1 312-553-3004 Illinois U.S.A.
  • 3125533005 | +1 312-553-3005 Illinois U.S.A.
  • 3125533006 | +1 312-553-3006 Illinois U.S.A.
  • 3125533007 | +1 312-553-3007 Illinois U.S.A.
  • 3125533008 | +1 312-553-3008 Illinois U.S.A.
  • 3125533009 | +1 312-553-3009 Illinois U.S.A.
  • 3125533010 | +1 312-553-3010 Illinois U.S.A.
  • 3125533011 | +1 312-553-3011 Illinois U.S.A.
  • 3125533012 | +1 312-553-3012 Illinois U.S.A.
  • 3125533013 | +1 312-553-3013 Illinois U.S.A.
  • 3125533014 | +1 312-553-3014 Illinois U.S.A.
  • 3125533015 | +1 312-553-3015 Illinois U.S.A.
  • 3125533016 | +1 312-553-3016 Illinois U.S.A.
  • 3125533017 | +1 312-553-3017 Illinois U.S.A.
  • 3125533018 | +1 312-553-3018 Illinois U.S.A.
  • 3125533019 | +1 312-553-3019 Illinois U.S.A.
  • 3125533020 | +1 312-553-3020 Illinois U.S.A.
  • 3125533021 | +1 312-553-3021 Illinois U.S.A.
  • 3125533022 | +1 312-553-3022 Illinois U.S.A.
  • 3125533023 | +1 312-553-3023 Illinois U.S.A.
  • 3125533024 | +1 312-553-3024 Illinois U.S.A.
  • 3125533025 | +1 312-553-3025 Illinois U.S.A.
  • 3125533026 | +1 312-553-3026 Illinois U.S.A.
  • 3125533027 | +1 312-553-3027 Illinois U.S.A.
  • 3125533028 | +1 312-553-3028 Illinois U.S.A.
  • 3125533029 | +1 312-553-3029 Illinois U.S.A.
  • 3125533030 | +1 312-553-3030 Illinois U.S.A.
  • 3125533031 | +1 312-553-3031 Illinois U.S.A.
  • 3125533032 | +1 312-553-3032 Illinois U.S.A.
  • 3125533033 | +1 312-553-3033 Illinois U.S.A.
  • 3125533034 | +1 312-553-3034 Illinois U.S.A.
  • 3125533035 | +1 312-553-3035 Illinois U.S.A.
  • 3125533036 | +1 312-553-3036 Illinois U.S.A.
  • 3125533037 | +1 312-553-3037 Illinois U.S.A.
  • 3125533038 | +1 312-553-3038 Illinois U.S.A.
  • 3125533039 | +1 312-553-3039 Illinois U.S.A.
  • 3125533040 | +1 312-553-3040 Illinois U.S.A.
  • 3125533041 | +1 312-553-3041 Illinois U.S.A.
  • 3125533042 | +1 312-553-3042 Illinois U.S.A.
  • 3125533043 | +1 312-553-3043 Illinois U.S.A.
  • 3125533044 | +1 312-553-3044 Illinois U.S.A.
  • 3125533045 | +1 312-553-3045 Illinois U.S.A.
  • 3125533046 | +1 312-553-3046 Illinois U.S.A.
  • 3125533047 | +1 312-553-3047 Illinois U.S.A.
  • 3125533048 | +1 312-553-3048 Illinois U.S.A.
  • 3125533049 | +1 312-553-3049 Illinois U.S.A.
  • 3125533050 | +1 312-553-3050 Illinois U.S.A.
  • 3125533051 | +1 312-553-3051 Illinois U.S.A.
  • 3125533052 | +1 312-553-3052 Illinois U.S.A.
  • 3125533053 | +1 312-553-3053 Illinois U.S.A.
  • 3125533054 | +1 312-553-3054 Illinois U.S.A.
  • 3125533055 | +1 312-553-3055 Illinois U.S.A.
  • 3125533056 | +1 312-553-3056 Illinois U.S.A.
  • 3125533057 | +1 312-553-3057 Illinois U.S.A.
  • 3125533058 | +1 312-553-3058 Illinois U.S.A.
  • 3125533059 | +1 312-553-3059 Illinois U.S.A.
  • 3125533060 | +1 312-553-3060 Illinois U.S.A.
  • 3125533061 | +1 312-553-3061 Illinois U.S.A.
  • 3125533062 | +1 312-553-3062 Illinois U.S.A.
  • 3125533063 | +1 312-553-3063 Illinois U.S.A.
  • 3125533064 | +1 312-553-3064 Illinois U.S.A.
  • 3125533065 | +1 312-553-3065 Illinois U.S.A.
  • 3125533066 | +1 312-553-3066 Illinois U.S.A.
  • 3125533067 | +1 312-553-3067 Illinois U.S.A.
  • 3125533068 | +1 312-553-3068 Illinois U.S.A.
  • 3125533069 | +1 312-553-3069 Illinois U.S.A.
  • 3125533070 | +1 312-553-3070 Illinois U.S.A.
  • 3125533071 | +1 312-553-3071 Illinois U.S.A.
  • 3125533072 | +1 312-553-3072 Illinois U.S.A.
  • 3125533073 | +1 312-553-3073 Illinois U.S.A.
  • 3125533074 | +1 312-553-3074 Illinois U.S.A.
  • 3125533075 | +1 312-553-3075 Illinois U.S.A.
  • 3125533076 | +1 312-553-3076 Illinois U.S.A.
  • 3125533077 | +1 312-553-3077 Illinois U.S.A.
  • 3125533078 | +1 312-553-3078 Illinois U.S.A.
  • 3125533079 | +1 312-553-3079 Illinois U.S.A.
  • 3125533080 | +1 312-553-3080 Illinois U.S.A.
  • 3125533081 | +1 312-553-3081 Illinois U.S.A.
  • 3125533082 | +1 312-553-3082 Illinois U.S.A.
  • 3125533083 | +1 312-553-3083 Illinois U.S.A.
  • 3125533084 | +1 312-553-3084 Illinois U.S.A.
  • 3125533085 | +1 312-553-3085 Illinois U.S.A.
  • 3125533086 | +1 312-553-3086 Illinois U.S.A.
  • 3125533087 | +1 312-553-3087 Illinois U.S.A.
  • 3125533088 | +1 312-553-3088 Illinois U.S.A.
  • 3125533089 | +1 312-553-3089 Illinois U.S.A.
  • 3125533090 | +1 312-553-3090 Illinois U.S.A.
  • 3125533091 | +1 312-553-3091 Illinois U.S.A.
  • 3125533092 | +1 312-553-3092 Illinois U.S.A.
  • 3125533093 | +1 312-553-3093 Illinois U.S.A.
  • 3125533094 | +1 312-553-3094 Illinois U.S.A.
  • 3125533095 | +1 312-553-3095 Illinois U.S.A.
  • 3125533096 | +1 312-553-3096 Illinois U.S.A.
  • 3125533097 | +1 312-553-3097 Illinois U.S.A.
  • 3125533098 | +1 312-553-3098 Illinois U.S.A.
  • 3125533099 | +1 312-553-3099 Illinois U.S.A.