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).

  • 3122635300 | +1 312-263-5300 Illinois U.S.A.
  • 3122635301 | +1 312-263-5301 Illinois U.S.A.
  • 3122635302 | +1 312-263-5302 Illinois U.S.A.
  • 3122635303 | +1 312-263-5303 Illinois U.S.A.
  • 3122635304 | +1 312-263-5304 Illinois U.S.A.
  • 3122635305 | +1 312-263-5305 Illinois U.S.A.
  • 3122635306 | +1 312-263-5306 Illinois U.S.A.
  • 3122635307 | +1 312-263-5307 Illinois U.S.A.
  • 3122635308 | +1 312-263-5308 Illinois U.S.A.
  • 3122635309 | +1 312-263-5309 Illinois U.S.A.
  • 3122635310 | +1 312-263-5310 Illinois U.S.A.
  • 3122635311 | +1 312-263-5311 Illinois U.S.A.
  • 3122635312 | +1 312-263-5312 Illinois U.S.A.
  • 3122635313 | +1 312-263-5313 Illinois U.S.A.
  • 3122635314 | +1 312-263-5314 Illinois U.S.A.
  • 3122635315 | +1 312-263-5315 Illinois U.S.A.
  • 3122635316 | +1 312-263-5316 Illinois U.S.A.
  • 3122635317 | +1 312-263-5317 Illinois U.S.A.
  • 3122635318 | +1 312-263-5318 Illinois U.S.A.
  • 3122635319 | +1 312-263-5319 Illinois U.S.A.
  • 3122635320 | +1 312-263-5320 Illinois U.S.A.
  • 3122635321 | +1 312-263-5321 Illinois U.S.A.
  • 3122635322 | +1 312-263-5322 Illinois U.S.A.
  • 3122635323 | +1 312-263-5323 Illinois U.S.A.
  • 3122635324 | +1 312-263-5324 Illinois U.S.A.
  • 3122635325 | +1 312-263-5325 Illinois U.S.A.
  • 3122635326 | +1 312-263-5326 Illinois U.S.A.
  • 3122635327 | +1 312-263-5327 Illinois U.S.A.
  • 3122635328 | +1 312-263-5328 Illinois U.S.A.
  • 3122635329 | +1 312-263-5329 Illinois U.S.A.
  • 3122635330 | +1 312-263-5330 Illinois U.S.A.
  • 3122635331 | +1 312-263-5331 Illinois U.S.A.
  • 3122635332 | +1 312-263-5332 Illinois U.S.A.
  • 3122635333 | +1 312-263-5333 Illinois U.S.A.
  • 3122635334 | +1 312-263-5334 Illinois U.S.A.
  • 3122635335 | +1 312-263-5335 Illinois U.S.A.
  • 3122635336 | +1 312-263-5336 Illinois U.S.A.
  • 3122635337 | +1 312-263-5337 Illinois U.S.A.
  • 3122635338 | +1 312-263-5338 Illinois U.S.A.
  • 3122635339 | +1 312-263-5339 Illinois U.S.A.
  • 3122635340 | +1 312-263-5340 Illinois U.S.A.
  • 3122635341 | +1 312-263-5341 Illinois U.S.A.
  • 3122635342 | +1 312-263-5342 Illinois U.S.A.
  • 3122635343 | +1 312-263-5343 Illinois U.S.A.
  • 3122635344 | +1 312-263-5344 Illinois U.S.A.
  • 3122635345 | +1 312-263-5345 Illinois U.S.A.
  • 3122635346 | +1 312-263-5346 Illinois U.S.A.
  • 3122635347 | +1 312-263-5347 Illinois U.S.A.
  • 3122635348 | +1 312-263-5348 Illinois U.S.A.
  • 3122635349 | +1 312-263-5349 Illinois U.S.A.
  • 3122635350 | +1 312-263-5350 Illinois U.S.A.
  • 3122635351 | +1 312-263-5351 Illinois U.S.A.
  • 3122635352 | +1 312-263-5352 Illinois U.S.A.
  • 3122635353 | +1 312-263-5353 Illinois U.S.A.
  • 3122635354 | +1 312-263-5354 Illinois U.S.A.
  • 3122635355 | +1 312-263-5355 Illinois U.S.A.
  • 3122635356 | +1 312-263-5356 Illinois U.S.A.
  • 3122635357 | +1 312-263-5357 Illinois U.S.A.
  • 3122635358 | +1 312-263-5358 Illinois U.S.A.
  • 3122635359 | +1 312-263-5359 Illinois U.S.A.
  • 3122635360 | +1 312-263-5360 Illinois U.S.A.
  • 3122635361 | +1 312-263-5361 Illinois U.S.A.
  • 3122635362 | +1 312-263-5362 Illinois U.S.A.
  • 3122635363 | +1 312-263-5363 Illinois U.S.A.
  • 3122635364 | +1 312-263-5364 Illinois U.S.A.
  • 3122635365 | +1 312-263-5365 Illinois U.S.A.
  • 3122635366 | +1 312-263-5366 Illinois U.S.A.
  • 3122635367 | +1 312-263-5367 Illinois U.S.A.
  • 3122635368 | +1 312-263-5368 Illinois U.S.A.
  • 3122635369 | +1 312-263-5369 Illinois U.S.A.
  • 3122635370 | +1 312-263-5370 Illinois U.S.A.
  • 3122635371 | +1 312-263-5371 Illinois U.S.A.
  • 3122635372 | +1 312-263-5372 Illinois U.S.A.
  • 3122635373 | +1 312-263-5373 Illinois U.S.A.
  • 3122635374 | +1 312-263-5374 Illinois U.S.A.
  • 3122635375 | +1 312-263-5375 Illinois U.S.A.
  • 3122635376 | +1 312-263-5376 Illinois U.S.A.
  • 3122635377 | +1 312-263-5377 Illinois U.S.A.
  • 3122635378 | +1 312-263-5378 Illinois U.S.A.
  • 3122635379 | +1 312-263-5379 Illinois U.S.A.
  • 3122635380 | +1 312-263-5380 Illinois U.S.A.
  • 3122635381 | +1 312-263-5381 Illinois U.S.A.
  • 3122635382 | +1 312-263-5382 Illinois U.S.A.
  • 3122635383 | +1 312-263-5383 Illinois U.S.A.
  • 3122635384 | +1 312-263-5384 Illinois U.S.A.
  • 3122635385 | +1 312-263-5385 Illinois U.S.A.
  • 3122635386 | +1 312-263-5386 Illinois U.S.A.
  • 3122635387 | +1 312-263-5387 Illinois U.S.A.
  • 3122635388 | +1 312-263-5388 Illinois U.S.A.
  • 3122635389 | +1 312-263-5389 Illinois U.S.A.
  • 3122635390 | +1 312-263-5390 Illinois U.S.A.
  • 3122635391 | +1 312-263-5391 Illinois U.S.A.
  • 3122635392 | +1 312-263-5392 Illinois U.S.A.
  • 3122635393 | +1 312-263-5393 Illinois U.S.A.
  • 3122635394 | +1 312-263-5394 Illinois U.S.A.
  • 3122635395 | +1 312-263-5395 Illinois U.S.A.
  • 3122635396 | +1 312-263-5396 Illinois U.S.A.
  • 3122635397 | +1 312-263-5397 Illinois U.S.A.
  • 3122635398 | +1 312-263-5398 Illinois U.S.A.
  • 3122635399 | +1 312-263-5399 Illinois U.S.A.