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).

  • 3123002200 | +1 312-300-2200 Illinois U.S.A.
  • 3123002201 | +1 312-300-2201 Illinois U.S.A.
  • 3123002202 | +1 312-300-2202 Illinois U.S.A.
  • 3123002203 | +1 312-300-2203 Illinois U.S.A.
  • 3123002204 | +1 312-300-2204 Illinois U.S.A.
  • 3123002205 | +1 312-300-2205 Illinois U.S.A.
  • 3123002206 | +1 312-300-2206 Illinois U.S.A.
  • 3123002207 | +1 312-300-2207 Illinois U.S.A.
  • 3123002208 | +1 312-300-2208 Illinois U.S.A.
  • 3123002209 | +1 312-300-2209 Illinois U.S.A.
  • 3123002210 | +1 312-300-2210 Illinois U.S.A.
  • 3123002211 | +1 312-300-2211 Illinois U.S.A.
  • 3123002212 | +1 312-300-2212 Illinois U.S.A.
  • 3123002213 | +1 312-300-2213 Illinois U.S.A.
  • 3123002214 | +1 312-300-2214 Illinois U.S.A.
  • 3123002215 | +1 312-300-2215 Illinois U.S.A.
  • 3123002216 | +1 312-300-2216 Illinois U.S.A.
  • 3123002217 | +1 312-300-2217 Illinois U.S.A.
  • 3123002218 | +1 312-300-2218 Illinois U.S.A.
  • 3123002219 | +1 312-300-2219 Illinois U.S.A.
  • 3123002220 | +1 312-300-2220 Illinois U.S.A.
  • 3123002221 | +1 312-300-2221 Illinois U.S.A.
  • 3123002222 | +1 312-300-2222 Illinois U.S.A.
  • 3123002223 | +1 312-300-2223 Illinois U.S.A.
  • 3123002224 | +1 312-300-2224 Illinois U.S.A.
  • 3123002225 | +1 312-300-2225 Illinois U.S.A.
  • 3123002226 | +1 312-300-2226 Illinois U.S.A.
  • 3123002227 | +1 312-300-2227 Illinois U.S.A.
  • 3123002228 | +1 312-300-2228 Illinois U.S.A.
  • 3123002229 | +1 312-300-2229 Illinois U.S.A.
  • 3123002230 | +1 312-300-2230 Illinois U.S.A.
  • 3123002231 | +1 312-300-2231 Illinois U.S.A.
  • 3123002232 | +1 312-300-2232 Illinois U.S.A.
  • 3123002233 | +1 312-300-2233 Illinois U.S.A.
  • 3123002234 | +1 312-300-2234 Illinois U.S.A.
  • 3123002235 | +1 312-300-2235 Illinois U.S.A.
  • 3123002236 | +1 312-300-2236 Illinois U.S.A.
  • 3123002237 | +1 312-300-2237 Illinois U.S.A.
  • 3123002238 | +1 312-300-2238 Illinois U.S.A.
  • 3123002239 | +1 312-300-2239 Illinois U.S.A.
  • 3123002240 | +1 312-300-2240 Illinois U.S.A.
  • 3123002241 | +1 312-300-2241 Illinois U.S.A.
  • 3123002242 | +1 312-300-2242 Illinois U.S.A.
  • 3123002243 | +1 312-300-2243 Illinois U.S.A.
  • 3123002244 | +1 312-300-2244 Illinois U.S.A.
  • 3123002245 | +1 312-300-2245 Illinois U.S.A.
  • 3123002246 | +1 312-300-2246 Illinois U.S.A.
  • 3123002247 | +1 312-300-2247 Illinois U.S.A.
  • 3123002248 | +1 312-300-2248 Illinois U.S.A.
  • 3123002249 | +1 312-300-2249 Illinois U.S.A.
  • 3123002250 | +1 312-300-2250 Illinois U.S.A.
  • 3123002251 | +1 312-300-2251 Illinois U.S.A.
  • 3123002252 | +1 312-300-2252 Illinois U.S.A.
  • 3123002253 | +1 312-300-2253 Illinois U.S.A.
  • 3123002254 | +1 312-300-2254 Illinois U.S.A.
  • 3123002255 | +1 312-300-2255 Illinois U.S.A.
  • 3123002256 | +1 312-300-2256 Illinois U.S.A.
  • 3123002257 | +1 312-300-2257 Illinois U.S.A.
  • 3123002258 | +1 312-300-2258 Illinois U.S.A.
  • 3123002259 | +1 312-300-2259 Illinois U.S.A.
  • 3123002260 | +1 312-300-2260 Illinois U.S.A.
  • 3123002261 | +1 312-300-2261 Illinois U.S.A.
  • 3123002262 | +1 312-300-2262 Illinois U.S.A.
  • 3123002263 | +1 312-300-2263 Illinois U.S.A.
  • 3123002264 | +1 312-300-2264 Illinois U.S.A.
  • 3123002265 | +1 312-300-2265 Illinois U.S.A.
  • 3123002266 | +1 312-300-2266 Illinois U.S.A.
  • 3123002267 | +1 312-300-2267 Illinois U.S.A.
  • 3123002268 | +1 312-300-2268 Illinois U.S.A.
  • 3123002269 | +1 312-300-2269 Illinois U.S.A.
  • 3123002270 | +1 312-300-2270 Illinois U.S.A.
  • 3123002271 | +1 312-300-2271 Illinois U.S.A.
  • 3123002272 | +1 312-300-2272 Illinois U.S.A.
  • 3123002273 | +1 312-300-2273 Illinois U.S.A.
  • 3123002274 | +1 312-300-2274 Illinois U.S.A.
  • 3123002275 | +1 312-300-2275 Illinois U.S.A.
  • 3123002276 | +1 312-300-2276 Illinois U.S.A.
  • 3123002277 | +1 312-300-2277 Illinois U.S.A.
  • 3123002278 | +1 312-300-2278 Illinois U.S.A.
  • 3123002279 | +1 312-300-2279 Illinois U.S.A.
  • 3123002280 | +1 312-300-2280 Illinois U.S.A.
  • 3123002281 | +1 312-300-2281 Illinois U.S.A.
  • 3123002282 | +1 312-300-2282 Illinois U.S.A.
  • 3123002283 | +1 312-300-2283 Illinois U.S.A.
  • 3123002284 | +1 312-300-2284 Illinois U.S.A.
  • 3123002285 | +1 312-300-2285 Illinois U.S.A.
  • 3123002286 | +1 312-300-2286 Illinois U.S.A.
  • 3123002287 | +1 312-300-2287 Illinois U.S.A.
  • 3123002288 | +1 312-300-2288 Illinois U.S.A.
  • 3123002289 | +1 312-300-2289 Illinois U.S.A.
  • 3123002290 | +1 312-300-2290 Illinois U.S.A.
  • 3123002291 | +1 312-300-2291 Illinois U.S.A.
  • 3123002292 | +1 312-300-2292 Illinois U.S.A.
  • 3123002293 | +1 312-300-2293 Illinois U.S.A.
  • 3123002294 | +1 312-300-2294 Illinois U.S.A.
  • 3123002295 | +1 312-300-2295 Illinois U.S.A.
  • 3123002296 | +1 312-300-2296 Illinois U.S.A.
  • 3123002297 | +1 312-300-2297 Illinois U.S.A.
  • 3123002298 | +1 312-300-2298 Illinois U.S.A.
  • 3123002299 | +1 312-300-2299 Illinois U.S.A.