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).

  • 3122637100 | +1 312-263-7100 Illinois U.S.A.
  • 3122637101 | +1 312-263-7101 Illinois U.S.A.
  • 3122637102 | +1 312-263-7102 Illinois U.S.A.
  • 3122637103 | +1 312-263-7103 Illinois U.S.A.
  • 3122637104 | +1 312-263-7104 Illinois U.S.A.
  • 3122637105 | +1 312-263-7105 Illinois U.S.A.
  • 3122637106 | +1 312-263-7106 Illinois U.S.A.
  • 3122637107 | +1 312-263-7107 Illinois U.S.A.
  • 3122637108 | +1 312-263-7108 Illinois U.S.A.
  • 3122637109 | +1 312-263-7109 Illinois U.S.A.
  • 3122637110 | +1 312-263-7110 Illinois U.S.A.
  • 3122637111 | +1 312-263-7111 Illinois U.S.A.
  • 3122637112 | +1 312-263-7112 Illinois U.S.A.
  • 3122637113 | +1 312-263-7113 Illinois U.S.A.
  • 3122637114 | +1 312-263-7114 Illinois U.S.A.
  • 3122637115 | +1 312-263-7115 Illinois U.S.A.
  • 3122637116 | +1 312-263-7116 Illinois U.S.A.
  • 3122637117 | +1 312-263-7117 Illinois U.S.A.
  • 3122637118 | +1 312-263-7118 Illinois U.S.A.
  • 3122637119 | +1 312-263-7119 Illinois U.S.A.
  • 3122637120 | +1 312-263-7120 Illinois U.S.A.
  • 3122637121 | +1 312-263-7121 Illinois U.S.A.
  • 3122637122 | +1 312-263-7122 Illinois U.S.A.
  • 3122637123 | +1 312-263-7123 Illinois U.S.A.
  • 3122637124 | +1 312-263-7124 Illinois U.S.A.
  • 3122637125 | +1 312-263-7125 Illinois U.S.A.
  • 3122637126 | +1 312-263-7126 Illinois U.S.A.
  • 3122637127 | +1 312-263-7127 Illinois U.S.A.
  • 3122637128 | +1 312-263-7128 Illinois U.S.A.
  • 3122637129 | +1 312-263-7129 Illinois U.S.A.
  • 3122637130 | +1 312-263-7130 Illinois U.S.A.
  • 3122637131 | +1 312-263-7131 Illinois U.S.A.
  • 3122637132 | +1 312-263-7132 Illinois U.S.A.
  • 3122637133 | +1 312-263-7133 Illinois U.S.A.
  • 3122637134 | +1 312-263-7134 Illinois U.S.A.
  • 3122637135 | +1 312-263-7135 Illinois U.S.A.
  • 3122637136 | +1 312-263-7136 Illinois U.S.A.
  • 3122637137 | +1 312-263-7137 Illinois U.S.A.
  • 3122637138 | +1 312-263-7138 Illinois U.S.A.
  • 3122637139 | +1 312-263-7139 Illinois U.S.A.
  • 3122637140 | +1 312-263-7140 Illinois U.S.A.
  • 3122637141 | +1 312-263-7141 Illinois U.S.A.
  • 3122637142 | +1 312-263-7142 Illinois U.S.A.
  • 3122637143 | +1 312-263-7143 Illinois U.S.A.
  • 3122637144 | +1 312-263-7144 Illinois U.S.A.
  • 3122637145 | +1 312-263-7145 Illinois U.S.A.
  • 3122637146 | +1 312-263-7146 Illinois U.S.A.
  • 3122637147 | +1 312-263-7147 Illinois U.S.A.
  • 3122637148 | +1 312-263-7148 Illinois U.S.A.
  • 3122637149 | +1 312-263-7149 Illinois U.S.A.
  • 3122637150 | +1 312-263-7150 Illinois U.S.A.
  • 3122637151 | +1 312-263-7151 Illinois U.S.A.
  • 3122637152 | +1 312-263-7152 Illinois U.S.A.
  • 3122637153 | +1 312-263-7153 Illinois U.S.A.
  • 3122637154 | +1 312-263-7154 Illinois U.S.A.
  • 3122637155 | +1 312-263-7155 Illinois U.S.A.
  • 3122637156 | +1 312-263-7156 Illinois U.S.A.
  • 3122637157 | +1 312-263-7157 Illinois U.S.A.
  • 3122637158 | +1 312-263-7158 Illinois U.S.A.
  • 3122637159 | +1 312-263-7159 Illinois U.S.A.
  • 3122637160 | +1 312-263-7160 Illinois U.S.A.
  • 3122637161 | +1 312-263-7161 Illinois U.S.A.
  • 3122637162 | +1 312-263-7162 Illinois U.S.A.
  • 3122637163 | +1 312-263-7163 Illinois U.S.A.
  • 3122637164 | +1 312-263-7164 Illinois U.S.A.
  • 3122637165 | +1 312-263-7165 Illinois U.S.A.
  • 3122637166 | +1 312-263-7166 Illinois U.S.A.
  • 3122637167 | +1 312-263-7167 Illinois U.S.A.
  • 3122637168 | +1 312-263-7168 Illinois U.S.A.
  • 3122637169 | +1 312-263-7169 Illinois U.S.A.
  • 3122637170 | +1 312-263-7170 Illinois U.S.A.
  • 3122637171 | +1 312-263-7171 Illinois U.S.A.
  • 3122637172 | +1 312-263-7172 Illinois U.S.A.
  • 3122637173 | +1 312-263-7173 Illinois U.S.A.
  • 3122637174 | +1 312-263-7174 Illinois U.S.A.
  • 3122637175 | +1 312-263-7175 Illinois U.S.A.
  • 3122637176 | +1 312-263-7176 Illinois U.S.A.
  • 3122637177 | +1 312-263-7177 Illinois U.S.A.
  • 3122637178 | +1 312-263-7178 Illinois U.S.A.
  • 3122637179 | +1 312-263-7179 Illinois U.S.A.
  • 3122637180 | +1 312-263-7180 Illinois U.S.A.
  • 3122637181 | +1 312-263-7181 Illinois U.S.A.
  • 3122637182 | +1 312-263-7182 Illinois U.S.A.
  • 3122637183 | +1 312-263-7183 Illinois U.S.A.
  • 3122637184 | +1 312-263-7184 Illinois U.S.A.
  • 3122637185 | +1 312-263-7185 Illinois U.S.A.
  • 3122637186 | +1 312-263-7186 Illinois U.S.A.
  • 3122637187 | +1 312-263-7187 Illinois U.S.A.
  • 3122637188 | +1 312-263-7188 Illinois U.S.A.
  • 3122637189 | +1 312-263-7189 Illinois U.S.A.
  • 3122637190 | +1 312-263-7190 Illinois U.S.A.
  • 3122637191 | +1 312-263-7191 Illinois U.S.A.
  • 3122637192 | +1 312-263-7192 Illinois U.S.A.
  • 3122637193 | +1 312-263-7193 Illinois U.S.A.
  • 3122637194 | +1 312-263-7194 Illinois U.S.A.
  • 3122637195 | +1 312-263-7195 Illinois U.S.A.
  • 3122637196 | +1 312-263-7196 Illinois U.S.A.
  • 3122637197 | +1 312-263-7197 Illinois U.S.A.
  • 3122637198 | +1 312-263-7198 Illinois U.S.A.
  • 3122637199 | +1 312-263-7199 Illinois U.S.A.