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).

  • 3124302200 | +1 312-430-2200 Illinois U.S.A.
  • 3124302201 | +1 312-430-2201 Illinois U.S.A.
  • 3124302202 | +1 312-430-2202 Illinois U.S.A.
  • 3124302203 | +1 312-430-2203 Illinois U.S.A.
  • 3124302204 | +1 312-430-2204 Illinois U.S.A.
  • 3124302205 | +1 312-430-2205 Illinois U.S.A.
  • 3124302206 | +1 312-430-2206 Illinois U.S.A.
  • 3124302207 | +1 312-430-2207 Illinois U.S.A.
  • 3124302208 | +1 312-430-2208 Illinois U.S.A.
  • 3124302209 | +1 312-430-2209 Illinois U.S.A.
  • 3124302210 | +1 312-430-2210 Illinois U.S.A.
  • 3124302211 | +1 312-430-2211 Illinois U.S.A.
  • 3124302212 | +1 312-430-2212 Illinois U.S.A.
  • 3124302213 | +1 312-430-2213 Illinois U.S.A.
  • 3124302214 | +1 312-430-2214 Illinois U.S.A.
  • 3124302215 | +1 312-430-2215 Illinois U.S.A.
  • 3124302216 | +1 312-430-2216 Illinois U.S.A.
  • 3124302217 | +1 312-430-2217 Illinois U.S.A.
  • 3124302218 | +1 312-430-2218 Illinois U.S.A.
  • 3124302219 | +1 312-430-2219 Illinois U.S.A.
  • 3124302220 | +1 312-430-2220 Illinois U.S.A.
  • 3124302221 | +1 312-430-2221 Illinois U.S.A.
  • 3124302222 | +1 312-430-2222 Illinois U.S.A.
  • 3124302223 | +1 312-430-2223 Illinois U.S.A.
  • 3124302224 | +1 312-430-2224 Illinois U.S.A.
  • 3124302225 | +1 312-430-2225 Illinois U.S.A.
  • 3124302226 | +1 312-430-2226 Illinois U.S.A.
  • 3124302227 | +1 312-430-2227 Illinois U.S.A.
  • 3124302228 | +1 312-430-2228 Illinois U.S.A.
  • 3124302229 | +1 312-430-2229 Illinois U.S.A.
  • 3124302230 | +1 312-430-2230 Illinois U.S.A.
  • 3124302231 | +1 312-430-2231 Illinois U.S.A.
  • 3124302232 | +1 312-430-2232 Illinois U.S.A.
  • 3124302233 | +1 312-430-2233 Illinois U.S.A.
  • 3124302234 | +1 312-430-2234 Illinois U.S.A.
  • 3124302235 | +1 312-430-2235 Illinois U.S.A.
  • 3124302236 | +1 312-430-2236 Illinois U.S.A.
  • 3124302237 | +1 312-430-2237 Illinois U.S.A.
  • 3124302238 | +1 312-430-2238 Illinois U.S.A.
  • 3124302239 | +1 312-430-2239 Illinois U.S.A.
  • 3124302240 | +1 312-430-2240 Illinois U.S.A.
  • 3124302241 | +1 312-430-2241 Illinois U.S.A.
  • 3124302242 | +1 312-430-2242 Illinois U.S.A.
  • 3124302243 | +1 312-430-2243 Illinois U.S.A.
  • 3124302244 | +1 312-430-2244 Illinois U.S.A.
  • 3124302245 | +1 312-430-2245 Illinois U.S.A.
  • 3124302246 | +1 312-430-2246 Illinois U.S.A.
  • 3124302247 | +1 312-430-2247 Illinois U.S.A.
  • 3124302248 | +1 312-430-2248 Illinois U.S.A.
  • 3124302249 | +1 312-430-2249 Illinois U.S.A.
  • 3124302250 | +1 312-430-2250 Illinois U.S.A.
  • 3124302251 | +1 312-430-2251 Illinois U.S.A.
  • 3124302252 | +1 312-430-2252 Illinois U.S.A.
  • 3124302253 | +1 312-430-2253 Illinois U.S.A.
  • 3124302254 | +1 312-430-2254 Illinois U.S.A.
  • 3124302255 | +1 312-430-2255 Illinois U.S.A.
  • 3124302256 | +1 312-430-2256 Illinois U.S.A.
  • 3124302257 | +1 312-430-2257 Illinois U.S.A.
  • 3124302258 | +1 312-430-2258 Illinois U.S.A.
  • 3124302259 | +1 312-430-2259 Illinois U.S.A.
  • 3124302260 | +1 312-430-2260 Illinois U.S.A.
  • 3124302261 | +1 312-430-2261 Illinois U.S.A.
  • 3124302262 | +1 312-430-2262 Illinois U.S.A.
  • 3124302263 | +1 312-430-2263 Illinois U.S.A.
  • 3124302264 | +1 312-430-2264 Illinois U.S.A.
  • 3124302265 | +1 312-430-2265 Illinois U.S.A.
  • 3124302266 | +1 312-430-2266 Illinois U.S.A.
  • 3124302267 | +1 312-430-2267 Illinois U.S.A.
  • 3124302268 | +1 312-430-2268 Illinois U.S.A.
  • 3124302269 | +1 312-430-2269 Illinois U.S.A.
  • 3124302270 | +1 312-430-2270 Illinois U.S.A.
  • 3124302271 | +1 312-430-2271 Illinois U.S.A.
  • 3124302272 | +1 312-430-2272 Illinois U.S.A.
  • 3124302273 | +1 312-430-2273 Illinois U.S.A.
  • 3124302274 | +1 312-430-2274 Illinois U.S.A.
  • 3124302275 | +1 312-430-2275 Illinois U.S.A.
  • 3124302276 | +1 312-430-2276 Illinois U.S.A.
  • 3124302277 | +1 312-430-2277 Illinois U.S.A.
  • 3124302278 | +1 312-430-2278 Illinois U.S.A.
  • 3124302279 | +1 312-430-2279 Illinois U.S.A.
  • 3124302280 | +1 312-430-2280 Illinois U.S.A.
  • 3124302281 | +1 312-430-2281 Illinois U.S.A.
  • 3124302282 | +1 312-430-2282 Illinois U.S.A.
  • 3124302283 | +1 312-430-2283 Illinois U.S.A.
  • 3124302284 | +1 312-430-2284 Illinois U.S.A.
  • 3124302285 | +1 312-430-2285 Illinois U.S.A.
  • 3124302286 | +1 312-430-2286 Illinois U.S.A.
  • 3124302287 | +1 312-430-2287 Illinois U.S.A.
  • 3124302288 | +1 312-430-2288 Illinois U.S.A.
  • 3124302289 | +1 312-430-2289 Illinois U.S.A.
  • 3124302290 | +1 312-430-2290 Illinois U.S.A.
  • 3124302291 | +1 312-430-2291 Illinois U.S.A.
  • 3124302292 | +1 312-430-2292 Illinois U.S.A.
  • 3124302293 | +1 312-430-2293 Illinois U.S.A.
  • 3124302294 | +1 312-430-2294 Illinois U.S.A.
  • 3124302295 | +1 312-430-2295 Illinois U.S.A.
  • 3124302296 | +1 312-430-2296 Illinois U.S.A.
  • 3124302297 | +1 312-430-2297 Illinois U.S.A.
  • 3124302298 | +1 312-430-2298 Illinois U.S.A.
  • 3124302299 | +1 312-430-2299 Illinois U.S.A.