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).

  • 3128500200 | +1 312-850-0200 Illinois U.S.A.
  • 3128500201 | +1 312-850-0201 Illinois U.S.A.
  • 3128500202 | +1 312-850-0202 Illinois U.S.A.
  • 3128500203 | +1 312-850-0203 Illinois U.S.A.
  • 3128500204 | +1 312-850-0204 Illinois U.S.A.
  • 3128500205 | +1 312-850-0205 Illinois U.S.A.
  • 3128500206 | +1 312-850-0206 Illinois U.S.A.
  • 3128500207 | +1 312-850-0207 Illinois U.S.A.
  • 3128500208 | +1 312-850-0208 Illinois U.S.A.
  • 3128500209 | +1 312-850-0209 Illinois U.S.A.
  • 3128500210 | +1 312-850-0210 Illinois U.S.A.
  • 3128500211 | +1 312-850-0211 Illinois U.S.A.
  • 3128500212 | +1 312-850-0212 Illinois U.S.A.
  • 3128500213 | +1 312-850-0213 Illinois U.S.A.
  • 3128500214 | +1 312-850-0214 Illinois U.S.A.
  • 3128500215 | +1 312-850-0215 Illinois U.S.A.
  • 3128500216 | +1 312-850-0216 Illinois U.S.A.
  • 3128500217 | +1 312-850-0217 Illinois U.S.A.
  • 3128500218 | +1 312-850-0218 Illinois U.S.A.
  • 3128500219 | +1 312-850-0219 Illinois U.S.A.
  • 3128500220 | +1 312-850-0220 Illinois U.S.A.
  • 3128500221 | +1 312-850-0221 Illinois U.S.A.
  • 3128500222 | +1 312-850-0222 Illinois U.S.A.
  • 3128500223 | +1 312-850-0223 Illinois U.S.A.
  • 3128500224 | +1 312-850-0224 Illinois U.S.A.
  • 3128500225 | +1 312-850-0225 Illinois U.S.A.
  • 3128500226 | +1 312-850-0226 Illinois U.S.A.
  • 3128500227 | +1 312-850-0227 Illinois U.S.A.
  • 3128500228 | +1 312-850-0228 Illinois U.S.A.
  • 3128500229 | +1 312-850-0229 Illinois U.S.A.
  • 3128500230 | +1 312-850-0230 Illinois U.S.A.
  • 3128500231 | +1 312-850-0231 Illinois U.S.A.
  • 3128500232 | +1 312-850-0232 Illinois U.S.A.
  • 3128500233 | +1 312-850-0233 Illinois U.S.A.
  • 3128500234 | +1 312-850-0234 Illinois U.S.A.
  • 3128500235 | +1 312-850-0235 Illinois U.S.A.
  • 3128500236 | +1 312-850-0236 Illinois U.S.A.
  • 3128500237 | +1 312-850-0237 Illinois U.S.A.
  • 3128500238 | +1 312-850-0238 Illinois U.S.A.
  • 3128500239 | +1 312-850-0239 Illinois U.S.A.
  • 3128500240 | +1 312-850-0240 Illinois U.S.A.
  • 3128500241 | +1 312-850-0241 Illinois U.S.A.
  • 3128500242 | +1 312-850-0242 Illinois U.S.A.
  • 3128500243 | +1 312-850-0243 Illinois U.S.A.
  • 3128500244 | +1 312-850-0244 Illinois U.S.A.
  • 3128500245 | +1 312-850-0245 Illinois U.S.A.
  • 3128500246 | +1 312-850-0246 Illinois U.S.A.
  • 3128500247 | +1 312-850-0247 Illinois U.S.A.
  • 3128500248 | +1 312-850-0248 Illinois U.S.A.
  • 3128500249 | +1 312-850-0249 Illinois U.S.A.
  • 3128500250 | +1 312-850-0250 Illinois U.S.A.
  • 3128500251 | +1 312-850-0251 Illinois U.S.A.
  • 3128500252 | +1 312-850-0252 Illinois U.S.A.
  • 3128500253 | +1 312-850-0253 Illinois U.S.A.
  • 3128500254 | +1 312-850-0254 Illinois U.S.A.
  • 3128500255 | +1 312-850-0255 Illinois U.S.A.
  • 3128500256 | +1 312-850-0256 Illinois U.S.A.
  • 3128500257 | +1 312-850-0257 Illinois U.S.A.
  • 3128500258 | +1 312-850-0258 Illinois U.S.A.
  • 3128500259 | +1 312-850-0259 Illinois U.S.A.
  • 3128500260 | +1 312-850-0260 Illinois U.S.A.
  • 3128500261 | +1 312-850-0261 Illinois U.S.A.
  • 3128500262 | +1 312-850-0262 Illinois U.S.A.
  • 3128500263 | +1 312-850-0263 Illinois U.S.A.
  • 3128500264 | +1 312-850-0264 Illinois U.S.A.
  • 3128500265 | +1 312-850-0265 Illinois U.S.A.
  • 3128500266 | +1 312-850-0266 Illinois U.S.A.
  • 3128500267 | +1 312-850-0267 Illinois U.S.A.
  • 3128500268 | +1 312-850-0268 Illinois U.S.A.
  • 3128500269 | +1 312-850-0269 Illinois U.S.A.
  • 3128500270 | +1 312-850-0270 Illinois U.S.A.
  • 3128500271 | +1 312-850-0271 Illinois U.S.A.
  • 3128500272 | +1 312-850-0272 Illinois U.S.A.
  • 3128500273 | +1 312-850-0273 Illinois U.S.A.
  • 3128500274 | +1 312-850-0274 Illinois U.S.A.
  • 3128500275 | +1 312-850-0275 Illinois U.S.A.
  • 3128500276 | +1 312-850-0276 Illinois U.S.A.
  • 3128500277 | +1 312-850-0277 Illinois U.S.A.
  • 3128500278 | +1 312-850-0278 Illinois U.S.A.
  • 3128500279 | +1 312-850-0279 Illinois U.S.A.
  • 3128500280 | +1 312-850-0280 Illinois U.S.A.
  • 3128500281 | +1 312-850-0281 Illinois U.S.A.
  • 3128500282 | +1 312-850-0282 Illinois U.S.A.
  • 3128500283 | +1 312-850-0283 Illinois U.S.A.
  • 3128500284 | +1 312-850-0284 Illinois U.S.A.
  • 3128500285 | +1 312-850-0285 Illinois U.S.A.
  • 3128500286 | +1 312-850-0286 Illinois U.S.A.
  • 3128500287 | +1 312-850-0287 Illinois U.S.A.
  • 3128500288 | +1 312-850-0288 Illinois U.S.A.
  • 3128500289 | +1 312-850-0289 Illinois U.S.A.
  • 3128500290 | +1 312-850-0290 Illinois U.S.A.
  • 3128500291 | +1 312-850-0291 Illinois U.S.A.
  • 3128500292 | +1 312-850-0292 Illinois U.S.A.
  • 3128500293 | +1 312-850-0293 Illinois U.S.A.
  • 3128500294 | +1 312-850-0294 Illinois U.S.A.
  • 3128500295 | +1 312-850-0295 Illinois U.S.A.
  • 3128500296 | +1 312-850-0296 Illinois U.S.A.
  • 3128500297 | +1 312-850-0297 Illinois U.S.A.
  • 3128500298 | +1 312-850-0298 Illinois U.S.A.
  • 3128500299 | +1 312-850-0299 Illinois U.S.A.