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).

  • 3123377100 | +1 312-337-7100 Illinois U.S.A.
  • 3123377101 | +1 312-337-7101 Illinois U.S.A.
  • 3123377102 | +1 312-337-7102 Illinois U.S.A.
  • 3123377103 | +1 312-337-7103 Illinois U.S.A.
  • 3123377104 | +1 312-337-7104 Illinois U.S.A.
  • 3123377105 | +1 312-337-7105 Illinois U.S.A.
  • 3123377106 | +1 312-337-7106 Illinois U.S.A.
  • 3123377107 | +1 312-337-7107 Illinois U.S.A.
  • 3123377108 | +1 312-337-7108 Illinois U.S.A.
  • 3123377109 | +1 312-337-7109 Illinois U.S.A.
  • 3123377110 | +1 312-337-7110 Illinois U.S.A.
  • 3123377111 | +1 312-337-7111 Illinois U.S.A.
  • 3123377112 | +1 312-337-7112 Illinois U.S.A.
  • 3123377113 | +1 312-337-7113 Illinois U.S.A.
  • 3123377114 | +1 312-337-7114 Illinois U.S.A.
  • 3123377115 | +1 312-337-7115 Illinois U.S.A.
  • 3123377116 | +1 312-337-7116 Illinois U.S.A.
  • 3123377117 | +1 312-337-7117 Illinois U.S.A.
  • 3123377118 | +1 312-337-7118 Illinois U.S.A.
  • 3123377119 | +1 312-337-7119 Illinois U.S.A.
  • 3123377120 | +1 312-337-7120 Illinois U.S.A.
  • 3123377121 | +1 312-337-7121 Illinois U.S.A.
  • 3123377122 | +1 312-337-7122 Illinois U.S.A.
  • 3123377123 | +1 312-337-7123 Illinois U.S.A.
  • 3123377124 | +1 312-337-7124 Illinois U.S.A.
  • 3123377125 | +1 312-337-7125 Illinois U.S.A.
  • 3123377126 | +1 312-337-7126 Illinois U.S.A.
  • 3123377127 | +1 312-337-7127 Illinois U.S.A.
  • 3123377128 | +1 312-337-7128 Illinois U.S.A.
  • 3123377129 | +1 312-337-7129 Illinois U.S.A.
  • 3123377130 | +1 312-337-7130 Illinois U.S.A.
  • 3123377131 | +1 312-337-7131 Illinois U.S.A.
  • 3123377132 | +1 312-337-7132 Illinois U.S.A.
  • 3123377133 | +1 312-337-7133 Illinois U.S.A.
  • 3123377134 | +1 312-337-7134 Illinois U.S.A.
  • 3123377135 | +1 312-337-7135 Illinois U.S.A.
  • 3123377136 | +1 312-337-7136 Illinois U.S.A.
  • 3123377137 | +1 312-337-7137 Illinois U.S.A.
  • 3123377138 | +1 312-337-7138 Illinois U.S.A.
  • 3123377139 | +1 312-337-7139 Illinois U.S.A.
  • 3123377140 | +1 312-337-7140 Illinois U.S.A.
  • 3123377141 | +1 312-337-7141 Illinois U.S.A.
  • 3123377142 | +1 312-337-7142 Illinois U.S.A.
  • 3123377143 | +1 312-337-7143 Illinois U.S.A.
  • 3123377144 | +1 312-337-7144 Illinois U.S.A.
  • 3123377145 | +1 312-337-7145 Illinois U.S.A.
  • 3123377146 | +1 312-337-7146 Illinois U.S.A.
  • 3123377147 | +1 312-337-7147 Illinois U.S.A.
  • 3123377148 | +1 312-337-7148 Illinois U.S.A.
  • 3123377149 | +1 312-337-7149 Illinois U.S.A.
  • 3123377150 | +1 312-337-7150 Illinois U.S.A.
  • 3123377151 | +1 312-337-7151 Illinois U.S.A.
  • 3123377152 | +1 312-337-7152 Illinois U.S.A.
  • 3123377153 | +1 312-337-7153 Illinois U.S.A.
  • 3123377154 | +1 312-337-7154 Illinois U.S.A.
  • 3123377155 | +1 312-337-7155 Illinois U.S.A.
  • 3123377156 | +1 312-337-7156 Illinois U.S.A.
  • 3123377157 | +1 312-337-7157 Illinois U.S.A.
  • 3123377158 | +1 312-337-7158 Illinois U.S.A.
  • 3123377159 | +1 312-337-7159 Illinois U.S.A.
  • 3123377160 | +1 312-337-7160 Illinois U.S.A.
  • 3123377161 | +1 312-337-7161 Illinois U.S.A.
  • 3123377162 | +1 312-337-7162 Illinois U.S.A.
  • 3123377163 | +1 312-337-7163 Illinois U.S.A.
  • 3123377164 | +1 312-337-7164 Illinois U.S.A.
  • 3123377165 | +1 312-337-7165 Illinois U.S.A.
  • 3123377166 | +1 312-337-7166 Illinois U.S.A.
  • 3123377167 | +1 312-337-7167 Illinois U.S.A.
  • 3123377168 | +1 312-337-7168 Illinois U.S.A.
  • 3123377169 | +1 312-337-7169 Illinois U.S.A.
  • 3123377170 | +1 312-337-7170 Illinois U.S.A.
  • 3123377171 | +1 312-337-7171 Illinois U.S.A.
  • 3123377172 | +1 312-337-7172 Illinois U.S.A.
  • 3123377173 | +1 312-337-7173 Illinois U.S.A.
  • 3123377174 | +1 312-337-7174 Illinois U.S.A.
  • 3123377175 | +1 312-337-7175 Illinois U.S.A.
  • 3123377176 | +1 312-337-7176 Illinois U.S.A.
  • 3123377177 | +1 312-337-7177 Illinois U.S.A.
  • 3123377178 | +1 312-337-7178 Illinois U.S.A.
  • 3123377179 | +1 312-337-7179 Illinois U.S.A.
  • 3123377180 | +1 312-337-7180 Illinois U.S.A.
  • 3123377181 | +1 312-337-7181 Illinois U.S.A.
  • 3123377182 | +1 312-337-7182 Illinois U.S.A.
  • 3123377183 | +1 312-337-7183 Illinois U.S.A.
  • 3123377184 | +1 312-337-7184 Illinois U.S.A.
  • 3123377185 | +1 312-337-7185 Illinois U.S.A.
  • 3123377186 | +1 312-337-7186 Illinois U.S.A.
  • 3123377187 | +1 312-337-7187 Illinois U.S.A.
  • 3123377188 | +1 312-337-7188 Illinois U.S.A.
  • 3123377189 | +1 312-337-7189 Illinois U.S.A.
  • 3123377190 | +1 312-337-7190 Illinois U.S.A.
  • 3123377191 | +1 312-337-7191 Illinois U.S.A.
  • 3123377192 | +1 312-337-7192 Illinois U.S.A.
  • 3123377193 | +1 312-337-7193 Illinois U.S.A.
  • 3123377194 | +1 312-337-7194 Illinois U.S.A.
  • 3123377195 | +1 312-337-7195 Illinois U.S.A.
  • 3123377196 | +1 312-337-7196 Illinois U.S.A.
  • 3123377197 | +1 312-337-7197 Illinois U.S.A.
  • 3123377198 | +1 312-337-7198 Illinois U.S.A.
  • 3123377199 | +1 312-337-7199 Illinois U.S.A.