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).

  • 3122443000 | +1 312-244-3000 Illinois U.S.A.
  • 3122443001 | +1 312-244-3001 Illinois U.S.A.
  • 3122443002 | +1 312-244-3002 Illinois U.S.A.
  • 3122443003 | +1 312-244-3003 Illinois U.S.A.
  • 3122443004 | +1 312-244-3004 Illinois U.S.A.
  • 3122443005 | +1 312-244-3005 Illinois U.S.A.
  • 3122443006 | +1 312-244-3006 Illinois U.S.A.
  • 3122443007 | +1 312-244-3007 Illinois U.S.A.
  • 3122443008 | +1 312-244-3008 Illinois U.S.A.
  • 3122443009 | +1 312-244-3009 Illinois U.S.A.
  • 3122443010 | +1 312-244-3010 Illinois U.S.A.
  • 3122443011 | +1 312-244-3011 Illinois U.S.A.
  • 3122443012 | +1 312-244-3012 Illinois U.S.A.
  • 3122443013 | +1 312-244-3013 Illinois U.S.A.
  • 3122443014 | +1 312-244-3014 Illinois U.S.A.
  • 3122443015 | +1 312-244-3015 Illinois U.S.A.
  • 3122443016 | +1 312-244-3016 Illinois U.S.A.
  • 3122443017 | +1 312-244-3017 Illinois U.S.A.
  • 3122443018 | +1 312-244-3018 Illinois U.S.A.
  • 3122443019 | +1 312-244-3019 Illinois U.S.A.
  • 3122443020 | +1 312-244-3020 Illinois U.S.A.
  • 3122443021 | +1 312-244-3021 Illinois U.S.A.
  • 3122443022 | +1 312-244-3022 Illinois U.S.A.
  • 3122443023 | +1 312-244-3023 Illinois U.S.A.
  • 3122443024 | +1 312-244-3024 Illinois U.S.A.
  • 3122443025 | +1 312-244-3025 Illinois U.S.A.
  • 3122443026 | +1 312-244-3026 Illinois U.S.A.
  • 3122443027 | +1 312-244-3027 Illinois U.S.A.
  • 3122443028 | +1 312-244-3028 Illinois U.S.A.
  • 3122443029 | +1 312-244-3029 Illinois U.S.A.
  • 3122443030 | +1 312-244-3030 Illinois U.S.A.
  • 3122443031 | +1 312-244-3031 Illinois U.S.A.
  • 3122443032 | +1 312-244-3032 Illinois U.S.A.
  • 3122443033 | +1 312-244-3033 Illinois U.S.A.
  • 3122443034 | +1 312-244-3034 Illinois U.S.A.
  • 3122443035 | +1 312-244-3035 Illinois U.S.A.
  • 3122443036 | +1 312-244-3036 Illinois U.S.A.
  • 3122443037 | +1 312-244-3037 Illinois U.S.A.
  • 3122443038 | +1 312-244-3038 Illinois U.S.A.
  • 3122443039 | +1 312-244-3039 Illinois U.S.A.
  • 3122443040 | +1 312-244-3040 Illinois U.S.A.
  • 3122443041 | +1 312-244-3041 Illinois U.S.A.
  • 3122443042 | +1 312-244-3042 Illinois U.S.A.
  • 3122443043 | +1 312-244-3043 Illinois U.S.A.
  • 3122443044 | +1 312-244-3044 Illinois U.S.A.
  • 3122443045 | +1 312-244-3045 Illinois U.S.A.
  • 3122443046 | +1 312-244-3046 Illinois U.S.A.
  • 3122443047 | +1 312-244-3047 Illinois U.S.A.
  • 3122443048 | +1 312-244-3048 Illinois U.S.A.
  • 3122443049 | +1 312-244-3049 Illinois U.S.A.
  • 3122443050 | +1 312-244-3050 Illinois U.S.A.
  • 3122443051 | +1 312-244-3051 Illinois U.S.A.
  • 3122443052 | +1 312-244-3052 Illinois U.S.A.
  • 3122443053 | +1 312-244-3053 Illinois U.S.A.
  • 3122443054 | +1 312-244-3054 Illinois U.S.A.
  • 3122443055 | +1 312-244-3055 Illinois U.S.A.
  • 3122443056 | +1 312-244-3056 Illinois U.S.A.
  • 3122443057 | +1 312-244-3057 Illinois U.S.A.
  • 3122443058 | +1 312-244-3058 Illinois U.S.A.
  • 3122443059 | +1 312-244-3059 Illinois U.S.A.
  • 3122443060 | +1 312-244-3060 Illinois U.S.A.
  • 3122443061 | +1 312-244-3061 Illinois U.S.A.
  • 3122443062 | +1 312-244-3062 Illinois U.S.A.
  • 3122443063 | +1 312-244-3063 Illinois U.S.A.
  • 3122443064 | +1 312-244-3064 Illinois U.S.A.
  • 3122443065 | +1 312-244-3065 Illinois U.S.A.
  • 3122443066 | +1 312-244-3066 Illinois U.S.A.
  • 3122443067 | +1 312-244-3067 Illinois U.S.A.
  • 3122443068 | +1 312-244-3068 Illinois U.S.A.
  • 3122443069 | +1 312-244-3069 Illinois U.S.A.
  • 3122443070 | +1 312-244-3070 Illinois U.S.A.
  • 3122443071 | +1 312-244-3071 Illinois U.S.A.
  • 3122443072 | +1 312-244-3072 Illinois U.S.A.
  • 3122443073 | +1 312-244-3073 Illinois U.S.A.
  • 3122443074 | +1 312-244-3074 Illinois U.S.A.
  • 3122443075 | +1 312-244-3075 Illinois U.S.A.
  • 3122443076 | +1 312-244-3076 Illinois U.S.A.
  • 3122443077 | +1 312-244-3077 Illinois U.S.A.
  • 3122443078 | +1 312-244-3078 Illinois U.S.A.
  • 3122443079 | +1 312-244-3079 Illinois U.S.A.
  • 3122443080 | +1 312-244-3080 Illinois U.S.A.
  • 3122443081 | +1 312-244-3081 Illinois U.S.A.
  • 3122443082 | +1 312-244-3082 Illinois U.S.A.
  • 3122443083 | +1 312-244-3083 Illinois U.S.A.
  • 3122443084 | +1 312-244-3084 Illinois U.S.A.
  • 3122443085 | +1 312-244-3085 Illinois U.S.A.
  • 3122443086 | +1 312-244-3086 Illinois U.S.A.
  • 3122443087 | +1 312-244-3087 Illinois U.S.A.
  • 3122443088 | +1 312-244-3088 Illinois U.S.A.
  • 3122443089 | +1 312-244-3089 Illinois U.S.A.
  • 3122443090 | +1 312-244-3090 Illinois U.S.A.
  • 3122443091 | +1 312-244-3091 Illinois U.S.A.
  • 3122443092 | +1 312-244-3092 Illinois U.S.A.
  • 3122443093 | +1 312-244-3093 Illinois U.S.A.
  • 3122443094 | +1 312-244-3094 Illinois U.S.A.
  • 3122443095 | +1 312-244-3095 Illinois U.S.A.
  • 3122443096 | +1 312-244-3096 Illinois U.S.A.
  • 3122443097 | +1 312-244-3097 Illinois U.S.A.
  • 3122443098 | +1 312-244-3098 Illinois U.S.A.
  • 3122443099 | +1 312-244-3099 Illinois U.S.A.