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).

  • 3125372100 | +1 312-537-2100 Illinois U.S.A.
  • 3125372101 | +1 312-537-2101 Illinois U.S.A.
  • 3125372102 | +1 312-537-2102 Illinois U.S.A.
  • 3125372103 | +1 312-537-2103 Illinois U.S.A.
  • 3125372104 | +1 312-537-2104 Illinois U.S.A.
  • 3125372105 | +1 312-537-2105 Illinois U.S.A.
  • 3125372106 | +1 312-537-2106 Illinois U.S.A.
  • 3125372107 | +1 312-537-2107 Illinois U.S.A.
  • 3125372108 | +1 312-537-2108 Illinois U.S.A.
  • 3125372109 | +1 312-537-2109 Illinois U.S.A.
  • 3125372110 | +1 312-537-2110 Illinois U.S.A.
  • 3125372111 | +1 312-537-2111 Illinois U.S.A.
  • 3125372112 | +1 312-537-2112 Illinois U.S.A.
  • 3125372113 | +1 312-537-2113 Illinois U.S.A.
  • 3125372114 | +1 312-537-2114 Illinois U.S.A.
  • 3125372115 | +1 312-537-2115 Illinois U.S.A.
  • 3125372116 | +1 312-537-2116 Illinois U.S.A.
  • 3125372117 | +1 312-537-2117 Illinois U.S.A.
  • 3125372118 | +1 312-537-2118 Illinois U.S.A.
  • 3125372119 | +1 312-537-2119 Illinois U.S.A.
  • 3125372120 | +1 312-537-2120 Illinois U.S.A.
  • 3125372121 | +1 312-537-2121 Illinois U.S.A.
  • 3125372122 | +1 312-537-2122 Illinois U.S.A.
  • 3125372123 | +1 312-537-2123 Illinois U.S.A.
  • 3125372124 | +1 312-537-2124 Illinois U.S.A.
  • 3125372125 | +1 312-537-2125 Illinois U.S.A.
  • 3125372126 | +1 312-537-2126 Illinois U.S.A.
  • 3125372127 | +1 312-537-2127 Illinois U.S.A.
  • 3125372128 | +1 312-537-2128 Illinois U.S.A.
  • 3125372129 | +1 312-537-2129 Illinois U.S.A.
  • 3125372130 | +1 312-537-2130 Illinois U.S.A.
  • 3125372131 | +1 312-537-2131 Illinois U.S.A.
  • 3125372132 | +1 312-537-2132 Illinois U.S.A.
  • 3125372133 | +1 312-537-2133 Illinois U.S.A.
  • 3125372134 | +1 312-537-2134 Illinois U.S.A.
  • 3125372135 | +1 312-537-2135 Illinois U.S.A.
  • 3125372136 | +1 312-537-2136 Illinois U.S.A.
  • 3125372137 | +1 312-537-2137 Illinois U.S.A.
  • 3125372138 | +1 312-537-2138 Illinois U.S.A.
  • 3125372139 | +1 312-537-2139 Illinois U.S.A.
  • 3125372140 | +1 312-537-2140 Illinois U.S.A.
  • 3125372141 | +1 312-537-2141 Illinois U.S.A.
  • 3125372142 | +1 312-537-2142 Illinois U.S.A.
  • 3125372143 | +1 312-537-2143 Illinois U.S.A.
  • 3125372144 | +1 312-537-2144 Illinois U.S.A.
  • 3125372145 | +1 312-537-2145 Illinois U.S.A.
  • 3125372146 | +1 312-537-2146 Illinois U.S.A.
  • 3125372147 | +1 312-537-2147 Illinois U.S.A.
  • 3125372148 | +1 312-537-2148 Illinois U.S.A.
  • 3125372149 | +1 312-537-2149 Illinois U.S.A.
  • 3125372150 | +1 312-537-2150 Illinois U.S.A.
  • 3125372151 | +1 312-537-2151 Illinois U.S.A.
  • 3125372152 | +1 312-537-2152 Illinois U.S.A.
  • 3125372153 | +1 312-537-2153 Illinois U.S.A.
  • 3125372154 | +1 312-537-2154 Illinois U.S.A.
  • 3125372155 | +1 312-537-2155 Illinois U.S.A.
  • 3125372156 | +1 312-537-2156 Illinois U.S.A.
  • 3125372157 | +1 312-537-2157 Illinois U.S.A.
  • 3125372158 | +1 312-537-2158 Illinois U.S.A.
  • 3125372159 | +1 312-537-2159 Illinois U.S.A.
  • 3125372160 | +1 312-537-2160 Illinois U.S.A.
  • 3125372161 | +1 312-537-2161 Illinois U.S.A.
  • 3125372162 | +1 312-537-2162 Illinois U.S.A.
  • 3125372163 | +1 312-537-2163 Illinois U.S.A.
  • 3125372164 | +1 312-537-2164 Illinois U.S.A.
  • 3125372165 | +1 312-537-2165 Illinois U.S.A.
  • 3125372166 | +1 312-537-2166 Illinois U.S.A.
  • 3125372167 | +1 312-537-2167 Illinois U.S.A.
  • 3125372168 | +1 312-537-2168 Illinois U.S.A.
  • 3125372169 | +1 312-537-2169 Illinois U.S.A.
  • 3125372170 | +1 312-537-2170 Illinois U.S.A.
  • 3125372171 | +1 312-537-2171 Illinois U.S.A.
  • 3125372172 | +1 312-537-2172 Illinois U.S.A.
  • 3125372173 | +1 312-537-2173 Illinois U.S.A.
  • 3125372174 | +1 312-537-2174 Illinois U.S.A.
  • 3125372175 | +1 312-537-2175 Illinois U.S.A.
  • 3125372176 | +1 312-537-2176 Illinois U.S.A.
  • 3125372177 | +1 312-537-2177 Illinois U.S.A.
  • 3125372178 | +1 312-537-2178 Illinois U.S.A.
  • 3125372179 | +1 312-537-2179 Illinois U.S.A.
  • 3125372180 | +1 312-537-2180 Illinois U.S.A.
  • 3125372181 | +1 312-537-2181 Illinois U.S.A.
  • 3125372182 | +1 312-537-2182 Illinois U.S.A.
  • 3125372183 | +1 312-537-2183 Illinois U.S.A.
  • 3125372184 | +1 312-537-2184 Illinois U.S.A.
  • 3125372185 | +1 312-537-2185 Illinois U.S.A.
  • 3125372186 | +1 312-537-2186 Illinois U.S.A.
  • 3125372187 | +1 312-537-2187 Illinois U.S.A.
  • 3125372188 | +1 312-537-2188 Illinois U.S.A.
  • 3125372189 | +1 312-537-2189 Illinois U.S.A.
  • 3125372190 | +1 312-537-2190 Illinois U.S.A.
  • 3125372191 | +1 312-537-2191 Illinois U.S.A.
  • 3125372192 | +1 312-537-2192 Illinois U.S.A.
  • 3125372193 | +1 312-537-2193 Illinois U.S.A.
  • 3125372194 | +1 312-537-2194 Illinois U.S.A.
  • 3125372195 | +1 312-537-2195 Illinois U.S.A.
  • 3125372196 | +1 312-537-2196 Illinois U.S.A.
  • 3125372197 | +1 312-537-2197 Illinois U.S.A.
  • 3125372198 | +1 312-537-2198 Illinois U.S.A.
  • 3125372199 | +1 312-537-2199 Illinois U.S.A.