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).

  • 3126423100 | +1 312-642-3100 Illinois U.S.A.
  • 3126423101 | +1 312-642-3101 Illinois U.S.A.
  • 3126423102 | +1 312-642-3102 Illinois U.S.A.
  • 3126423103 | +1 312-642-3103 Illinois U.S.A.
  • 3126423104 | +1 312-642-3104 Illinois U.S.A.
  • 3126423105 | +1 312-642-3105 Illinois U.S.A.
  • 3126423106 | +1 312-642-3106 Illinois U.S.A.
  • 3126423107 | +1 312-642-3107 Illinois U.S.A.
  • 3126423108 | +1 312-642-3108 Illinois U.S.A.
  • 3126423109 | +1 312-642-3109 Illinois U.S.A.
  • 3126423110 | +1 312-642-3110 Illinois U.S.A.
  • 3126423111 | +1 312-642-3111 Illinois U.S.A.
  • 3126423112 | +1 312-642-3112 Illinois U.S.A.
  • 3126423113 | +1 312-642-3113 Illinois U.S.A.
  • 3126423114 | +1 312-642-3114 Illinois U.S.A.
  • 3126423115 | +1 312-642-3115 Illinois U.S.A.
  • 3126423116 | +1 312-642-3116 Illinois U.S.A.
  • 3126423117 | +1 312-642-3117 Illinois U.S.A.
  • 3126423118 | +1 312-642-3118 Illinois U.S.A.
  • 3126423119 | +1 312-642-3119 Illinois U.S.A.
  • 3126423120 | +1 312-642-3120 Illinois U.S.A.
  • 3126423121 | +1 312-642-3121 Illinois U.S.A.
  • 3126423122 | +1 312-642-3122 Illinois U.S.A.
  • 3126423123 | +1 312-642-3123 Illinois U.S.A.
  • 3126423124 | +1 312-642-3124 Illinois U.S.A.
  • 3126423125 | +1 312-642-3125 Illinois U.S.A.
  • 3126423126 | +1 312-642-3126 Illinois U.S.A.
  • 3126423127 | +1 312-642-3127 Illinois U.S.A.
  • 3126423128 | +1 312-642-3128 Illinois U.S.A.
  • 3126423129 | +1 312-642-3129 Illinois U.S.A.
  • 3126423130 | +1 312-642-3130 Illinois U.S.A.
  • 3126423131 | +1 312-642-3131 Illinois U.S.A.
  • 3126423132 | +1 312-642-3132 Illinois U.S.A.
  • 3126423133 | +1 312-642-3133 Illinois U.S.A.
  • 3126423134 | +1 312-642-3134 Illinois U.S.A.
  • 3126423135 | +1 312-642-3135 Illinois U.S.A.
  • 3126423136 | +1 312-642-3136 Illinois U.S.A.
  • 3126423137 | +1 312-642-3137 Illinois U.S.A.
  • 3126423138 | +1 312-642-3138 Illinois U.S.A.
  • 3126423139 | +1 312-642-3139 Illinois U.S.A.
  • 3126423140 | +1 312-642-3140 Illinois U.S.A.
  • 3126423141 | +1 312-642-3141 Illinois U.S.A.
  • 3126423142 | +1 312-642-3142 Illinois U.S.A.
  • 3126423143 | +1 312-642-3143 Illinois U.S.A.
  • 3126423144 | +1 312-642-3144 Illinois U.S.A.
  • 3126423145 | +1 312-642-3145 Illinois U.S.A.
  • 3126423146 | +1 312-642-3146 Illinois U.S.A.
  • 3126423147 | +1 312-642-3147 Illinois U.S.A.
  • 3126423148 | +1 312-642-3148 Illinois U.S.A.
  • 3126423149 | +1 312-642-3149 Illinois U.S.A.
  • 3126423150 | +1 312-642-3150 Illinois U.S.A.
  • 3126423151 | +1 312-642-3151 Illinois U.S.A.
  • 3126423152 | +1 312-642-3152 Illinois U.S.A.
  • 3126423153 | +1 312-642-3153 Illinois U.S.A.
  • 3126423154 | +1 312-642-3154 Illinois U.S.A.
  • 3126423155 | +1 312-642-3155 Illinois U.S.A.
  • 3126423156 | +1 312-642-3156 Illinois U.S.A.
  • 3126423157 | +1 312-642-3157 Illinois U.S.A.
  • 3126423158 | +1 312-642-3158 Illinois U.S.A.
  • 3126423159 | +1 312-642-3159 Illinois U.S.A.
  • 3126423160 | +1 312-642-3160 Illinois U.S.A.
  • 3126423161 | +1 312-642-3161 Illinois U.S.A.
  • 3126423162 | +1 312-642-3162 Illinois U.S.A.
  • 3126423163 | +1 312-642-3163 Illinois U.S.A.
  • 3126423164 | +1 312-642-3164 Illinois U.S.A.
  • 3126423165 | +1 312-642-3165 Illinois U.S.A.
  • 3126423166 | +1 312-642-3166 Illinois U.S.A.
  • 3126423167 | +1 312-642-3167 Illinois U.S.A.
  • 3126423168 | +1 312-642-3168 Illinois U.S.A.
  • 3126423169 | +1 312-642-3169 Illinois U.S.A.
  • 3126423170 | +1 312-642-3170 Illinois U.S.A.
  • 3126423171 | +1 312-642-3171 Illinois U.S.A.
  • 3126423172 | +1 312-642-3172 Illinois U.S.A.
  • 3126423173 | +1 312-642-3173 Illinois U.S.A.
  • 3126423174 | +1 312-642-3174 Illinois U.S.A.
  • 3126423175 | +1 312-642-3175 Illinois U.S.A.
  • 3126423176 | +1 312-642-3176 Illinois U.S.A.
  • 3126423177 | +1 312-642-3177 Illinois U.S.A.
  • 3126423178 | +1 312-642-3178 Illinois U.S.A.
  • 3126423179 | +1 312-642-3179 Illinois U.S.A.
  • 3126423180 | +1 312-642-3180 Illinois U.S.A.
  • 3126423181 | +1 312-642-3181 Illinois U.S.A.
  • 3126423182 | +1 312-642-3182 Illinois U.S.A.
  • 3126423183 | +1 312-642-3183 Illinois U.S.A.
  • 3126423184 | +1 312-642-3184 Illinois U.S.A.
  • 3126423185 | +1 312-642-3185 Illinois U.S.A.
  • 3126423186 | +1 312-642-3186 Illinois U.S.A.
  • 3126423187 | +1 312-642-3187 Illinois U.S.A.
  • 3126423188 | +1 312-642-3188 Illinois U.S.A.
  • 3126423189 | +1 312-642-3189 Illinois U.S.A.
  • 3126423190 | +1 312-642-3190 Illinois U.S.A.
  • 3126423191 | +1 312-642-3191 Illinois U.S.A.
  • 3126423192 | +1 312-642-3192 Illinois U.S.A.
  • 3126423193 | +1 312-642-3193 Illinois U.S.A.
  • 3126423194 | +1 312-642-3194 Illinois U.S.A.
  • 3126423195 | +1 312-642-3195 Illinois U.S.A.
  • 3126423196 | +1 312-642-3196 Illinois U.S.A.
  • 3126423197 | +1 312-642-3197 Illinois U.S.A.
  • 3126423198 | +1 312-642-3198 Illinois U.S.A.
  • 3126423199 | +1 312-642-3199 Illinois U.S.A.