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).

  • 3125669300 | +1 312-566-9300 Illinois U.S.A.
  • 3125669301 | +1 312-566-9301 Illinois U.S.A.
  • 3125669302 | +1 312-566-9302 Illinois U.S.A.
  • 3125669303 | +1 312-566-9303 Illinois U.S.A.
  • 3125669304 | +1 312-566-9304 Illinois U.S.A.
  • 3125669305 | +1 312-566-9305 Illinois U.S.A.
  • 3125669306 | +1 312-566-9306 Illinois U.S.A.
  • 3125669307 | +1 312-566-9307 Illinois U.S.A.
  • 3125669308 | +1 312-566-9308 Illinois U.S.A.
  • 3125669309 | +1 312-566-9309 Illinois U.S.A.
  • 3125669310 | +1 312-566-9310 Illinois U.S.A.
  • 3125669311 | +1 312-566-9311 Illinois U.S.A.
  • 3125669312 | +1 312-566-9312 Illinois U.S.A.
  • 3125669313 | +1 312-566-9313 Illinois U.S.A.
  • 3125669314 | +1 312-566-9314 Illinois U.S.A.
  • 3125669315 | +1 312-566-9315 Illinois U.S.A.
  • 3125669316 | +1 312-566-9316 Illinois U.S.A.
  • 3125669317 | +1 312-566-9317 Illinois U.S.A.
  • 3125669318 | +1 312-566-9318 Illinois U.S.A.
  • 3125669319 | +1 312-566-9319 Illinois U.S.A.
  • 3125669320 | +1 312-566-9320 Illinois U.S.A.
  • 3125669321 | +1 312-566-9321 Illinois U.S.A.
  • 3125669322 | +1 312-566-9322 Illinois U.S.A.
  • 3125669323 | +1 312-566-9323 Illinois U.S.A.
  • 3125669324 | +1 312-566-9324 Illinois U.S.A.
  • 3125669325 | +1 312-566-9325 Illinois U.S.A.
  • 3125669326 | +1 312-566-9326 Illinois U.S.A.
  • 3125669327 | +1 312-566-9327 Illinois U.S.A.
  • 3125669328 | +1 312-566-9328 Illinois U.S.A.
  • 3125669329 | +1 312-566-9329 Illinois U.S.A.
  • 3125669330 | +1 312-566-9330 Illinois U.S.A.
  • 3125669331 | +1 312-566-9331 Illinois U.S.A.
  • 3125669332 | +1 312-566-9332 Illinois U.S.A.
  • 3125669333 | +1 312-566-9333 Illinois U.S.A.
  • 3125669334 | +1 312-566-9334 Illinois U.S.A.
  • 3125669335 | +1 312-566-9335 Illinois U.S.A.
  • 3125669336 | +1 312-566-9336 Illinois U.S.A.
  • 3125669337 | +1 312-566-9337 Illinois U.S.A.
  • 3125669338 | +1 312-566-9338 Illinois U.S.A.
  • 3125669339 | +1 312-566-9339 Illinois U.S.A.
  • 3125669340 | +1 312-566-9340 Illinois U.S.A.
  • 3125669341 | +1 312-566-9341 Illinois U.S.A.
  • 3125669342 | +1 312-566-9342 Illinois U.S.A.
  • 3125669343 | +1 312-566-9343 Illinois U.S.A.
  • 3125669344 | +1 312-566-9344 Illinois U.S.A.
  • 3125669345 | +1 312-566-9345 Illinois U.S.A.
  • 3125669346 | +1 312-566-9346 Illinois U.S.A.
  • 3125669347 | +1 312-566-9347 Illinois U.S.A.
  • 3125669348 | +1 312-566-9348 Illinois U.S.A.
  • 3125669349 | +1 312-566-9349 Illinois U.S.A.
  • 3125669350 | +1 312-566-9350 Illinois U.S.A.
  • 3125669351 | +1 312-566-9351 Illinois U.S.A.
  • 3125669352 | +1 312-566-9352 Illinois U.S.A.
  • 3125669353 | +1 312-566-9353 Illinois U.S.A.
  • 3125669354 | +1 312-566-9354 Illinois U.S.A.
  • 3125669355 | +1 312-566-9355 Illinois U.S.A.
  • 3125669356 | +1 312-566-9356 Illinois U.S.A.
  • 3125669357 | +1 312-566-9357 Illinois U.S.A.
  • 3125669358 | +1 312-566-9358 Illinois U.S.A.
  • 3125669359 | +1 312-566-9359 Illinois U.S.A.
  • 3125669360 | +1 312-566-9360 Illinois U.S.A.
  • 3125669361 | +1 312-566-9361 Illinois U.S.A.
  • 3125669362 | +1 312-566-9362 Illinois U.S.A.
  • 3125669363 | +1 312-566-9363 Illinois U.S.A.
  • 3125669364 | +1 312-566-9364 Illinois U.S.A.
  • 3125669365 | +1 312-566-9365 Illinois U.S.A.
  • 3125669366 | +1 312-566-9366 Illinois U.S.A.
  • 3125669367 | +1 312-566-9367 Illinois U.S.A.
  • 3125669368 | +1 312-566-9368 Illinois U.S.A.
  • 3125669369 | +1 312-566-9369 Illinois U.S.A.
  • 3125669370 | +1 312-566-9370 Illinois U.S.A.
  • 3125669371 | +1 312-566-9371 Illinois U.S.A.
  • 3125669372 | +1 312-566-9372 Illinois U.S.A.
  • 3125669373 | +1 312-566-9373 Illinois U.S.A.
  • 3125669374 | +1 312-566-9374 Illinois U.S.A.
  • 3125669375 | +1 312-566-9375 Illinois U.S.A.
  • 3125669376 | +1 312-566-9376 Illinois U.S.A.
  • 3125669377 | +1 312-566-9377 Illinois U.S.A.
  • 3125669378 | +1 312-566-9378 Illinois U.S.A.
  • 3125669379 | +1 312-566-9379 Illinois U.S.A.
  • 3125669380 | +1 312-566-9380 Illinois U.S.A.
  • 3125669381 | +1 312-566-9381 Illinois U.S.A.
  • 3125669382 | +1 312-566-9382 Illinois U.S.A.
  • 3125669383 | +1 312-566-9383 Illinois U.S.A.
  • 3125669384 | +1 312-566-9384 Illinois U.S.A.
  • 3125669385 | +1 312-566-9385 Illinois U.S.A.
  • 3125669386 | +1 312-566-9386 Illinois U.S.A.
  • 3125669387 | +1 312-566-9387 Illinois U.S.A.
  • 3125669388 | +1 312-566-9388 Illinois U.S.A.
  • 3125669389 | +1 312-566-9389 Illinois U.S.A.
  • 3125669390 | +1 312-566-9390 Illinois U.S.A.
  • 3125669391 | +1 312-566-9391 Illinois U.S.A.
  • 3125669392 | +1 312-566-9392 Illinois U.S.A.
  • 3125669393 | +1 312-566-9393 Illinois U.S.A.
  • 3125669394 | +1 312-566-9394 Illinois U.S.A.
  • 3125669395 | +1 312-566-9395 Illinois U.S.A.
  • 3125669396 | +1 312-566-9396 Illinois U.S.A.
  • 3125669397 | +1 312-566-9397 Illinois U.S.A.
  • 3125669398 | +1 312-566-9398 Illinois U.S.A.
  • 3125669399 | +1 312-566-9399 Illinois U.S.A.