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).

  • 3122425300 | +1 312-242-5300 Illinois U.S.A.
  • 3122425301 | +1 312-242-5301 Illinois U.S.A.
  • 3122425302 | +1 312-242-5302 Illinois U.S.A.
  • 3122425303 | +1 312-242-5303 Illinois U.S.A.
  • 3122425304 | +1 312-242-5304 Illinois U.S.A.
  • 3122425305 | +1 312-242-5305 Illinois U.S.A.
  • 3122425306 | +1 312-242-5306 Illinois U.S.A.
  • 3122425307 | +1 312-242-5307 Illinois U.S.A.
  • 3122425308 | +1 312-242-5308 Illinois U.S.A.
  • 3122425309 | +1 312-242-5309 Illinois U.S.A.
  • 3122425310 | +1 312-242-5310 Illinois U.S.A.
  • 3122425311 | +1 312-242-5311 Illinois U.S.A.
  • 3122425312 | +1 312-242-5312 Illinois U.S.A.
  • 3122425313 | +1 312-242-5313 Illinois U.S.A.
  • 3122425314 | +1 312-242-5314 Illinois U.S.A.
  • 3122425315 | +1 312-242-5315 Illinois U.S.A.
  • 3122425316 | +1 312-242-5316 Illinois U.S.A.
  • 3122425317 | +1 312-242-5317 Illinois U.S.A.
  • 3122425318 | +1 312-242-5318 Illinois U.S.A.
  • 3122425319 | +1 312-242-5319 Illinois U.S.A.
  • 3122425320 | +1 312-242-5320 Illinois U.S.A.
  • 3122425321 | +1 312-242-5321 Illinois U.S.A.
  • 3122425322 | +1 312-242-5322 Illinois U.S.A.
  • 3122425323 | +1 312-242-5323 Illinois U.S.A.
  • 3122425324 | +1 312-242-5324 Illinois U.S.A.
  • 3122425325 | +1 312-242-5325 Illinois U.S.A.
  • 3122425326 | +1 312-242-5326 Illinois U.S.A.
  • 3122425327 | +1 312-242-5327 Illinois U.S.A.
  • 3122425328 | +1 312-242-5328 Illinois U.S.A.
  • 3122425329 | +1 312-242-5329 Illinois U.S.A.
  • 3122425330 | +1 312-242-5330 Illinois U.S.A.
  • 3122425331 | +1 312-242-5331 Illinois U.S.A.
  • 3122425332 | +1 312-242-5332 Illinois U.S.A.
  • 3122425333 | +1 312-242-5333 Illinois U.S.A.
  • 3122425334 | +1 312-242-5334 Illinois U.S.A.
  • 3122425335 | +1 312-242-5335 Illinois U.S.A.
  • 3122425336 | +1 312-242-5336 Illinois U.S.A.
  • 3122425337 | +1 312-242-5337 Illinois U.S.A.
  • 3122425338 | +1 312-242-5338 Illinois U.S.A.
  • 3122425339 | +1 312-242-5339 Illinois U.S.A.
  • 3122425340 | +1 312-242-5340 Illinois U.S.A.
  • 3122425341 | +1 312-242-5341 Illinois U.S.A.
  • 3122425342 | +1 312-242-5342 Illinois U.S.A.
  • 3122425343 | +1 312-242-5343 Illinois U.S.A.
  • 3122425344 | +1 312-242-5344 Illinois U.S.A.
  • 3122425345 | +1 312-242-5345 Illinois U.S.A.
  • 3122425346 | +1 312-242-5346 Illinois U.S.A.
  • 3122425347 | +1 312-242-5347 Illinois U.S.A.
  • 3122425348 | +1 312-242-5348 Illinois U.S.A.
  • 3122425349 | +1 312-242-5349 Illinois U.S.A.
  • 3122425350 | +1 312-242-5350 Illinois U.S.A.
  • 3122425351 | +1 312-242-5351 Illinois U.S.A.
  • 3122425352 | +1 312-242-5352 Illinois U.S.A.
  • 3122425353 | +1 312-242-5353 Illinois U.S.A.
  • 3122425354 | +1 312-242-5354 Illinois U.S.A.
  • 3122425355 | +1 312-242-5355 Illinois U.S.A.
  • 3122425356 | +1 312-242-5356 Illinois U.S.A.
  • 3122425357 | +1 312-242-5357 Illinois U.S.A.
  • 3122425358 | +1 312-242-5358 Illinois U.S.A.
  • 3122425359 | +1 312-242-5359 Illinois U.S.A.
  • 3122425360 | +1 312-242-5360 Illinois U.S.A.
  • 3122425361 | +1 312-242-5361 Illinois U.S.A.
  • 3122425362 | +1 312-242-5362 Illinois U.S.A.
  • 3122425363 | +1 312-242-5363 Illinois U.S.A.
  • 3122425364 | +1 312-242-5364 Illinois U.S.A.
  • 3122425365 | +1 312-242-5365 Illinois U.S.A.
  • 3122425366 | +1 312-242-5366 Illinois U.S.A.
  • 3122425367 | +1 312-242-5367 Illinois U.S.A.
  • 3122425368 | +1 312-242-5368 Illinois U.S.A.
  • 3122425369 | +1 312-242-5369 Illinois U.S.A.
  • 3122425370 | +1 312-242-5370 Illinois U.S.A.
  • 3122425371 | +1 312-242-5371 Illinois U.S.A.
  • 3122425372 | +1 312-242-5372 Illinois U.S.A.
  • 3122425373 | +1 312-242-5373 Illinois U.S.A.
  • 3122425374 | +1 312-242-5374 Illinois U.S.A.
  • 3122425375 | +1 312-242-5375 Illinois U.S.A.
  • 3122425376 | +1 312-242-5376 Illinois U.S.A.
  • 3122425377 | +1 312-242-5377 Illinois U.S.A.
  • 3122425378 | +1 312-242-5378 Illinois U.S.A.
  • 3122425379 | +1 312-242-5379 Illinois U.S.A.
  • 3122425380 | +1 312-242-5380 Illinois U.S.A.
  • 3122425381 | +1 312-242-5381 Illinois U.S.A.
  • 3122425382 | +1 312-242-5382 Illinois U.S.A.
  • 3122425383 | +1 312-242-5383 Illinois U.S.A.
  • 3122425384 | +1 312-242-5384 Illinois U.S.A.
  • 3122425385 | +1 312-242-5385 Illinois U.S.A.
  • 3122425386 | +1 312-242-5386 Illinois U.S.A.
  • 3122425387 | +1 312-242-5387 Illinois U.S.A.
  • 3122425388 | +1 312-242-5388 Illinois U.S.A.
  • 3122425389 | +1 312-242-5389 Illinois U.S.A.
  • 3122425390 | +1 312-242-5390 Illinois U.S.A.
  • 3122425391 | +1 312-242-5391 Illinois U.S.A.
  • 3122425392 | +1 312-242-5392 Illinois U.S.A.
  • 3122425393 | +1 312-242-5393 Illinois U.S.A.
  • 3122425394 | +1 312-242-5394 Illinois U.S.A.
  • 3122425395 | +1 312-242-5395 Illinois U.S.A.
  • 3122425396 | +1 312-242-5396 Illinois U.S.A.
  • 3122425397 | +1 312-242-5397 Illinois U.S.A.
  • 3122425398 | +1 312-242-5398 Illinois U.S.A.
  • 3122425399 | +1 312-242-5399 Illinois U.S.A.