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).

  • 3128507100 | +1 312-850-7100 Illinois U.S.A.
  • 3128507101 | +1 312-850-7101 Illinois U.S.A.
  • 3128507102 | +1 312-850-7102 Illinois U.S.A.
  • 3128507103 | +1 312-850-7103 Illinois U.S.A.
  • 3128507104 | +1 312-850-7104 Illinois U.S.A.
  • 3128507105 | +1 312-850-7105 Illinois U.S.A.
  • 3128507106 | +1 312-850-7106 Illinois U.S.A.
  • 3128507107 | +1 312-850-7107 Illinois U.S.A.
  • 3128507108 | +1 312-850-7108 Illinois U.S.A.
  • 3128507109 | +1 312-850-7109 Illinois U.S.A.
  • 3128507110 | +1 312-850-7110 Illinois U.S.A.
  • 3128507111 | +1 312-850-7111 Illinois U.S.A.
  • 3128507112 | +1 312-850-7112 Illinois U.S.A.
  • 3128507113 | +1 312-850-7113 Illinois U.S.A.
  • 3128507114 | +1 312-850-7114 Illinois U.S.A.
  • 3128507115 | +1 312-850-7115 Illinois U.S.A.
  • 3128507116 | +1 312-850-7116 Illinois U.S.A.
  • 3128507117 | +1 312-850-7117 Illinois U.S.A.
  • 3128507118 | +1 312-850-7118 Illinois U.S.A.
  • 3128507119 | +1 312-850-7119 Illinois U.S.A.
  • 3128507120 | +1 312-850-7120 Illinois U.S.A.
  • 3128507121 | +1 312-850-7121 Illinois U.S.A.
  • 3128507122 | +1 312-850-7122 Illinois U.S.A.
  • 3128507123 | +1 312-850-7123 Illinois U.S.A.
  • 3128507124 | +1 312-850-7124 Illinois U.S.A.
  • 3128507125 | +1 312-850-7125 Illinois U.S.A.
  • 3128507126 | +1 312-850-7126 Illinois U.S.A.
  • 3128507127 | +1 312-850-7127 Illinois U.S.A.
  • 3128507128 | +1 312-850-7128 Illinois U.S.A.
  • 3128507129 | +1 312-850-7129 Illinois U.S.A.
  • 3128507130 | +1 312-850-7130 Illinois U.S.A.
  • 3128507131 | +1 312-850-7131 Illinois U.S.A.
  • 3128507132 | +1 312-850-7132 Illinois U.S.A.
  • 3128507133 | +1 312-850-7133 Illinois U.S.A.
  • 3128507134 | +1 312-850-7134 Illinois U.S.A.
  • 3128507135 | +1 312-850-7135 Illinois U.S.A.
  • 3128507136 | +1 312-850-7136 Illinois U.S.A.
  • 3128507137 | +1 312-850-7137 Illinois U.S.A.
  • 3128507138 | +1 312-850-7138 Illinois U.S.A.
  • 3128507139 | +1 312-850-7139 Illinois U.S.A.
  • 3128507140 | +1 312-850-7140 Illinois U.S.A.
  • 3128507141 | +1 312-850-7141 Illinois U.S.A.
  • 3128507142 | +1 312-850-7142 Illinois U.S.A.
  • 3128507143 | +1 312-850-7143 Illinois U.S.A.
  • 3128507144 | +1 312-850-7144 Illinois U.S.A.
  • 3128507145 | +1 312-850-7145 Illinois U.S.A.
  • 3128507146 | +1 312-850-7146 Illinois U.S.A.
  • 3128507147 | +1 312-850-7147 Illinois U.S.A.
  • 3128507148 | +1 312-850-7148 Illinois U.S.A.
  • 3128507149 | +1 312-850-7149 Illinois U.S.A.
  • 3128507150 | +1 312-850-7150 Illinois U.S.A.
  • 3128507151 | +1 312-850-7151 Illinois U.S.A.
  • 3128507152 | +1 312-850-7152 Illinois U.S.A.
  • 3128507153 | +1 312-850-7153 Illinois U.S.A.
  • 3128507154 | +1 312-850-7154 Illinois U.S.A.
  • 3128507155 | +1 312-850-7155 Illinois U.S.A.
  • 3128507156 | +1 312-850-7156 Illinois U.S.A.
  • 3128507157 | +1 312-850-7157 Illinois U.S.A.
  • 3128507158 | +1 312-850-7158 Illinois U.S.A.
  • 3128507159 | +1 312-850-7159 Illinois U.S.A.
  • 3128507160 | +1 312-850-7160 Illinois U.S.A.
  • 3128507161 | +1 312-850-7161 Illinois U.S.A.
  • 3128507162 | +1 312-850-7162 Illinois U.S.A.
  • 3128507163 | +1 312-850-7163 Illinois U.S.A.
  • 3128507164 | +1 312-850-7164 Illinois U.S.A.
  • 3128507165 | +1 312-850-7165 Illinois U.S.A.
  • 3128507166 | +1 312-850-7166 Illinois U.S.A.
  • 3128507167 | +1 312-850-7167 Illinois U.S.A.
  • 3128507168 | +1 312-850-7168 Illinois U.S.A.
  • 3128507169 | +1 312-850-7169 Illinois U.S.A.
  • 3128507170 | +1 312-850-7170 Illinois U.S.A.
  • 3128507171 | +1 312-850-7171 Illinois U.S.A.
  • 3128507172 | +1 312-850-7172 Illinois U.S.A.
  • 3128507173 | +1 312-850-7173 Illinois U.S.A.
  • 3128507174 | +1 312-850-7174 Illinois U.S.A.
  • 3128507175 | +1 312-850-7175 Illinois U.S.A.
  • 3128507176 | +1 312-850-7176 Illinois U.S.A.
  • 3128507177 | +1 312-850-7177 Illinois U.S.A.
  • 3128507178 | +1 312-850-7178 Illinois U.S.A.
  • 3128507179 | +1 312-850-7179 Illinois U.S.A.
  • 3128507180 | +1 312-850-7180 Illinois U.S.A.
  • 3128507181 | +1 312-850-7181 Illinois U.S.A.
  • 3128507182 | +1 312-850-7182 Illinois U.S.A.
  • 3128507183 | +1 312-850-7183 Illinois U.S.A.
  • 3128507184 | +1 312-850-7184 Illinois U.S.A.
  • 3128507185 | +1 312-850-7185 Illinois U.S.A.
  • 3128507186 | +1 312-850-7186 Illinois U.S.A.
  • 3128507187 | +1 312-850-7187 Illinois U.S.A.
  • 3128507188 | +1 312-850-7188 Illinois U.S.A.
  • 3128507189 | +1 312-850-7189 Illinois U.S.A.
  • 3128507190 | +1 312-850-7190 Illinois U.S.A.
  • 3128507191 | +1 312-850-7191 Illinois U.S.A.
  • 3128507192 | +1 312-850-7192 Illinois U.S.A.
  • 3128507193 | +1 312-850-7193 Illinois U.S.A.
  • 3128507194 | +1 312-850-7194 Illinois U.S.A.
  • 3128507195 | +1 312-850-7195 Illinois U.S.A.
  • 3128507196 | +1 312-850-7196 Illinois U.S.A.
  • 3128507197 | +1 312-850-7197 Illinois U.S.A.
  • 3128507198 | +1 312-850-7198 Illinois U.S.A.
  • 3128507199 | +1 312-850-7199 Illinois U.S.A.