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).

  • 3127945300 | +1 312-794-5300 Illinois U.S.A.
  • 3127945301 | +1 312-794-5301 Illinois U.S.A.
  • 3127945302 | +1 312-794-5302 Illinois U.S.A.
  • 3127945303 | +1 312-794-5303 Illinois U.S.A.
  • 3127945304 | +1 312-794-5304 Illinois U.S.A.
  • 3127945305 | +1 312-794-5305 Illinois U.S.A.
  • 3127945306 | +1 312-794-5306 Illinois U.S.A.
  • 3127945307 | +1 312-794-5307 Illinois U.S.A.
  • 3127945308 | +1 312-794-5308 Illinois U.S.A.
  • 3127945309 | +1 312-794-5309 Illinois U.S.A.
  • 3127945310 | +1 312-794-5310 Illinois U.S.A.
  • 3127945311 | +1 312-794-5311 Illinois U.S.A.
  • 3127945312 | +1 312-794-5312 Illinois U.S.A.
  • 3127945313 | +1 312-794-5313 Illinois U.S.A.
  • 3127945314 | +1 312-794-5314 Illinois U.S.A.
  • 3127945315 | +1 312-794-5315 Illinois U.S.A.
  • 3127945316 | +1 312-794-5316 Illinois U.S.A.
  • 3127945317 | +1 312-794-5317 Illinois U.S.A.
  • 3127945318 | +1 312-794-5318 Illinois U.S.A.
  • 3127945319 | +1 312-794-5319 Illinois U.S.A.
  • 3127945320 | +1 312-794-5320 Illinois U.S.A.
  • 3127945321 | +1 312-794-5321 Illinois U.S.A.
  • 3127945322 | +1 312-794-5322 Illinois U.S.A.
  • 3127945323 | +1 312-794-5323 Illinois U.S.A.
  • 3127945324 | +1 312-794-5324 Illinois U.S.A.
  • 3127945325 | +1 312-794-5325 Illinois U.S.A.
  • 3127945326 | +1 312-794-5326 Illinois U.S.A.
  • 3127945327 | +1 312-794-5327 Illinois U.S.A.
  • 3127945328 | +1 312-794-5328 Illinois U.S.A.
  • 3127945329 | +1 312-794-5329 Illinois U.S.A.
  • 3127945330 | +1 312-794-5330 Illinois U.S.A.
  • 3127945331 | +1 312-794-5331 Illinois U.S.A.
  • 3127945332 | +1 312-794-5332 Illinois U.S.A.
  • 3127945333 | +1 312-794-5333 Illinois U.S.A.
  • 3127945334 | +1 312-794-5334 Illinois U.S.A.
  • 3127945335 | +1 312-794-5335 Illinois U.S.A.
  • 3127945336 | +1 312-794-5336 Illinois U.S.A.
  • 3127945337 | +1 312-794-5337 Illinois U.S.A.
  • 3127945338 | +1 312-794-5338 Illinois U.S.A.
  • 3127945339 | +1 312-794-5339 Illinois U.S.A.
  • 3127945340 | +1 312-794-5340 Illinois U.S.A.
  • 3127945341 | +1 312-794-5341 Illinois U.S.A.
  • 3127945342 | +1 312-794-5342 Illinois U.S.A.
  • 3127945343 | +1 312-794-5343 Illinois U.S.A.
  • 3127945344 | +1 312-794-5344 Illinois U.S.A.
  • 3127945345 | +1 312-794-5345 Illinois U.S.A.
  • 3127945346 | +1 312-794-5346 Illinois U.S.A.
  • 3127945347 | +1 312-794-5347 Illinois U.S.A.
  • 3127945348 | +1 312-794-5348 Illinois U.S.A.
  • 3127945349 | +1 312-794-5349 Illinois U.S.A.
  • 3127945350 | +1 312-794-5350 Illinois U.S.A.
  • 3127945351 | +1 312-794-5351 Illinois U.S.A.
  • 3127945352 | +1 312-794-5352 Illinois U.S.A.
  • 3127945353 | +1 312-794-5353 Illinois U.S.A.
  • 3127945354 | +1 312-794-5354 Illinois U.S.A.
  • 3127945355 | +1 312-794-5355 Illinois U.S.A.
  • 3127945356 | +1 312-794-5356 Illinois U.S.A.
  • 3127945357 | +1 312-794-5357 Illinois U.S.A.
  • 3127945358 | +1 312-794-5358 Illinois U.S.A.
  • 3127945359 | +1 312-794-5359 Illinois U.S.A.
  • 3127945360 | +1 312-794-5360 Illinois U.S.A.
  • 3127945361 | +1 312-794-5361 Illinois U.S.A.
  • 3127945362 | +1 312-794-5362 Illinois U.S.A.
  • 3127945363 | +1 312-794-5363 Illinois U.S.A.
  • 3127945364 | +1 312-794-5364 Illinois U.S.A.
  • 3127945365 | +1 312-794-5365 Illinois U.S.A.
  • 3127945366 | +1 312-794-5366 Illinois U.S.A.
  • 3127945367 | +1 312-794-5367 Illinois U.S.A.
  • 3127945368 | +1 312-794-5368 Illinois U.S.A.
  • 3127945369 | +1 312-794-5369 Illinois U.S.A.
  • 3127945370 | +1 312-794-5370 Illinois U.S.A.
  • 3127945371 | +1 312-794-5371 Illinois U.S.A.
  • 3127945372 | +1 312-794-5372 Illinois U.S.A.
  • 3127945373 | +1 312-794-5373 Illinois U.S.A.
  • 3127945374 | +1 312-794-5374 Illinois U.S.A.
  • 3127945375 | +1 312-794-5375 Illinois U.S.A.
  • 3127945376 | +1 312-794-5376 Illinois U.S.A.
  • 3127945377 | +1 312-794-5377 Illinois U.S.A.
  • 3127945378 | +1 312-794-5378 Illinois U.S.A.
  • 3127945379 | +1 312-794-5379 Illinois U.S.A.
  • 3127945380 | +1 312-794-5380 Illinois U.S.A.
  • 3127945381 | +1 312-794-5381 Illinois U.S.A.
  • 3127945382 | +1 312-794-5382 Illinois U.S.A.
  • 3127945383 | +1 312-794-5383 Illinois U.S.A.
  • 3127945384 | +1 312-794-5384 Illinois U.S.A.
  • 3127945385 | +1 312-794-5385 Illinois U.S.A.
  • 3127945386 | +1 312-794-5386 Illinois U.S.A.
  • 3127945387 | +1 312-794-5387 Illinois U.S.A.
  • 3127945388 | +1 312-794-5388 Illinois U.S.A.
  • 3127945389 | +1 312-794-5389 Illinois U.S.A.
  • 3127945390 | +1 312-794-5390 Illinois U.S.A.
  • 3127945391 | +1 312-794-5391 Illinois U.S.A.
  • 3127945392 | +1 312-794-5392 Illinois U.S.A.
  • 3127945393 | +1 312-794-5393 Illinois U.S.A.
  • 3127945394 | +1 312-794-5394 Illinois U.S.A.
  • 3127945395 | +1 312-794-5395 Illinois U.S.A.
  • 3127945396 | +1 312-794-5396 Illinois U.S.A.
  • 3127945397 | +1 312-794-5397 Illinois U.S.A.
  • 3127945398 | +1 312-794-5398 Illinois U.S.A.
  • 3127945399 | +1 312-794-5399 Illinois U.S.A.