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).

  • 3122333100 | +1 312-233-3100 Illinois U.S.A.
  • 3122333101 | +1 312-233-3101 Illinois U.S.A.
  • 3122333102 | +1 312-233-3102 Illinois U.S.A.
  • 3122333103 | +1 312-233-3103 Illinois U.S.A.
  • 3122333104 | +1 312-233-3104 Illinois U.S.A.
  • 3122333105 | +1 312-233-3105 Illinois U.S.A.
  • 3122333106 | +1 312-233-3106 Illinois U.S.A.
  • 3122333107 | +1 312-233-3107 Illinois U.S.A.
  • 3122333108 | +1 312-233-3108 Illinois U.S.A.
  • 3122333109 | +1 312-233-3109 Illinois U.S.A.
  • 3122333110 | +1 312-233-3110 Illinois U.S.A.
  • 3122333111 | +1 312-233-3111 Illinois U.S.A.
  • 3122333112 | +1 312-233-3112 Illinois U.S.A.
  • 3122333113 | +1 312-233-3113 Illinois U.S.A.
  • 3122333114 | +1 312-233-3114 Illinois U.S.A.
  • 3122333115 | +1 312-233-3115 Illinois U.S.A.
  • 3122333116 | +1 312-233-3116 Illinois U.S.A.
  • 3122333117 | +1 312-233-3117 Illinois U.S.A.
  • 3122333118 | +1 312-233-3118 Illinois U.S.A.
  • 3122333119 | +1 312-233-3119 Illinois U.S.A.
  • 3122333120 | +1 312-233-3120 Illinois U.S.A.
  • 3122333121 | +1 312-233-3121 Illinois U.S.A.
  • 3122333122 | +1 312-233-3122 Illinois U.S.A.
  • 3122333123 | +1 312-233-3123 Illinois U.S.A.
  • 3122333124 | +1 312-233-3124 Illinois U.S.A.
  • 3122333125 | +1 312-233-3125 Illinois U.S.A.
  • 3122333126 | +1 312-233-3126 Illinois U.S.A.
  • 3122333127 | +1 312-233-3127 Illinois U.S.A.
  • 3122333128 | +1 312-233-3128 Illinois U.S.A.
  • 3122333129 | +1 312-233-3129 Illinois U.S.A.
  • 3122333130 | +1 312-233-3130 Illinois U.S.A.
  • 3122333131 | +1 312-233-3131 Illinois U.S.A.
  • 3122333132 | +1 312-233-3132 Illinois U.S.A.
  • 3122333133 | +1 312-233-3133 Illinois U.S.A.
  • 3122333134 | +1 312-233-3134 Illinois U.S.A.
  • 3122333135 | +1 312-233-3135 Illinois U.S.A.
  • 3122333136 | +1 312-233-3136 Illinois U.S.A.
  • 3122333137 | +1 312-233-3137 Illinois U.S.A.
  • 3122333138 | +1 312-233-3138 Illinois U.S.A.
  • 3122333139 | +1 312-233-3139 Illinois U.S.A.
  • 3122333140 | +1 312-233-3140 Illinois U.S.A.
  • 3122333141 | +1 312-233-3141 Illinois U.S.A.
  • 3122333142 | +1 312-233-3142 Illinois U.S.A.
  • 3122333143 | +1 312-233-3143 Illinois U.S.A.
  • 3122333144 | +1 312-233-3144 Illinois U.S.A.
  • 3122333145 | +1 312-233-3145 Illinois U.S.A.
  • 3122333146 | +1 312-233-3146 Illinois U.S.A.
  • 3122333147 | +1 312-233-3147 Illinois U.S.A.
  • 3122333148 | +1 312-233-3148 Illinois U.S.A.
  • 3122333149 | +1 312-233-3149 Illinois U.S.A.
  • 3122333150 | +1 312-233-3150 Illinois U.S.A.
  • 3122333151 | +1 312-233-3151 Illinois U.S.A.
  • 3122333152 | +1 312-233-3152 Illinois U.S.A.
  • 3122333153 | +1 312-233-3153 Illinois U.S.A.
  • 3122333154 | +1 312-233-3154 Illinois U.S.A.
  • 3122333155 | +1 312-233-3155 Illinois U.S.A.
  • 3122333156 | +1 312-233-3156 Illinois U.S.A.
  • 3122333157 | +1 312-233-3157 Illinois U.S.A.
  • 3122333158 | +1 312-233-3158 Illinois U.S.A.
  • 3122333159 | +1 312-233-3159 Illinois U.S.A.
  • 3122333160 | +1 312-233-3160 Illinois U.S.A.
  • 3122333161 | +1 312-233-3161 Illinois U.S.A.
  • 3122333162 | +1 312-233-3162 Illinois U.S.A.
  • 3122333163 | +1 312-233-3163 Illinois U.S.A.
  • 3122333164 | +1 312-233-3164 Illinois U.S.A.
  • 3122333165 | +1 312-233-3165 Illinois U.S.A.
  • 3122333166 | +1 312-233-3166 Illinois U.S.A.
  • 3122333167 | +1 312-233-3167 Illinois U.S.A.
  • 3122333168 | +1 312-233-3168 Illinois U.S.A.
  • 3122333169 | +1 312-233-3169 Illinois U.S.A.
  • 3122333170 | +1 312-233-3170 Illinois U.S.A.
  • 3122333171 | +1 312-233-3171 Illinois U.S.A.
  • 3122333172 | +1 312-233-3172 Illinois U.S.A.
  • 3122333173 | +1 312-233-3173 Illinois U.S.A.
  • 3122333174 | +1 312-233-3174 Illinois U.S.A.
  • 3122333175 | +1 312-233-3175 Illinois U.S.A.
  • 3122333176 | +1 312-233-3176 Illinois U.S.A.
  • 3122333177 | +1 312-233-3177 Illinois U.S.A.
  • 3122333178 | +1 312-233-3178 Illinois U.S.A.
  • 3122333179 | +1 312-233-3179 Illinois U.S.A.
  • 3122333180 | +1 312-233-3180 Illinois U.S.A.
  • 3122333181 | +1 312-233-3181 Illinois U.S.A.
  • 3122333182 | +1 312-233-3182 Illinois U.S.A.
  • 3122333183 | +1 312-233-3183 Illinois U.S.A.
  • 3122333184 | +1 312-233-3184 Illinois U.S.A.
  • 3122333185 | +1 312-233-3185 Illinois U.S.A.
  • 3122333186 | +1 312-233-3186 Illinois U.S.A.
  • 3122333187 | +1 312-233-3187 Illinois U.S.A.
  • 3122333188 | +1 312-233-3188 Illinois U.S.A.
  • 3122333189 | +1 312-233-3189 Illinois U.S.A.
  • 3122333190 | +1 312-233-3190 Illinois U.S.A.
  • 3122333191 | +1 312-233-3191 Illinois U.S.A.
  • 3122333192 | +1 312-233-3192 Illinois U.S.A.
  • 3122333193 | +1 312-233-3193 Illinois U.S.A.
  • 3122333194 | +1 312-233-3194 Illinois U.S.A.
  • 3122333195 | +1 312-233-3195 Illinois U.S.A.
  • 3122333196 | +1 312-233-3196 Illinois U.S.A.
  • 3122333197 | +1 312-233-3197 Illinois U.S.A.
  • 3122333198 | +1 312-233-3198 Illinois U.S.A.
  • 3122333199 | +1 312-233-3199 Illinois U.S.A.