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).

  • 3129885300 | +1 312-988-5300 Illinois U.S.A.
  • 3129885301 | +1 312-988-5301 Illinois U.S.A.
  • 3129885302 | +1 312-988-5302 Illinois U.S.A.
  • 3129885303 | +1 312-988-5303 Illinois U.S.A.
  • 3129885304 | +1 312-988-5304 Illinois U.S.A.
  • 3129885305 | +1 312-988-5305 Illinois U.S.A.
  • 3129885306 | +1 312-988-5306 Illinois U.S.A.
  • 3129885307 | +1 312-988-5307 Illinois U.S.A.
  • 3129885308 | +1 312-988-5308 Illinois U.S.A.
  • 3129885309 | +1 312-988-5309 Illinois U.S.A.
  • 3129885310 | +1 312-988-5310 Illinois U.S.A.
  • 3129885311 | +1 312-988-5311 Illinois U.S.A.
  • 3129885312 | +1 312-988-5312 Illinois U.S.A.
  • 3129885313 | +1 312-988-5313 Illinois U.S.A.
  • 3129885314 | +1 312-988-5314 Illinois U.S.A.
  • 3129885315 | +1 312-988-5315 Illinois U.S.A.
  • 3129885316 | +1 312-988-5316 Illinois U.S.A.
  • 3129885317 | +1 312-988-5317 Illinois U.S.A.
  • 3129885318 | +1 312-988-5318 Illinois U.S.A.
  • 3129885319 | +1 312-988-5319 Illinois U.S.A.
  • 3129885320 | +1 312-988-5320 Illinois U.S.A.
  • 3129885321 | +1 312-988-5321 Illinois U.S.A.
  • 3129885322 | +1 312-988-5322 Illinois U.S.A.
  • 3129885323 | +1 312-988-5323 Illinois U.S.A.
  • 3129885324 | +1 312-988-5324 Illinois U.S.A.
  • 3129885325 | +1 312-988-5325 Illinois U.S.A.
  • 3129885326 | +1 312-988-5326 Illinois U.S.A.
  • 3129885327 | +1 312-988-5327 Illinois U.S.A.
  • 3129885328 | +1 312-988-5328 Illinois U.S.A.
  • 3129885329 | +1 312-988-5329 Illinois U.S.A.
  • 3129885330 | +1 312-988-5330 Illinois U.S.A.
  • 3129885331 | +1 312-988-5331 Illinois U.S.A.
  • 3129885332 | +1 312-988-5332 Illinois U.S.A.
  • 3129885333 | +1 312-988-5333 Illinois U.S.A.
  • 3129885334 | +1 312-988-5334 Illinois U.S.A.
  • 3129885335 | +1 312-988-5335 Illinois U.S.A.
  • 3129885336 | +1 312-988-5336 Illinois U.S.A.
  • 3129885337 | +1 312-988-5337 Illinois U.S.A.
  • 3129885338 | +1 312-988-5338 Illinois U.S.A.
  • 3129885339 | +1 312-988-5339 Illinois U.S.A.
  • 3129885340 | +1 312-988-5340 Illinois U.S.A.
  • 3129885341 | +1 312-988-5341 Illinois U.S.A.
  • 3129885342 | +1 312-988-5342 Illinois U.S.A.
  • 3129885343 | +1 312-988-5343 Illinois U.S.A.
  • 3129885344 | +1 312-988-5344 Illinois U.S.A.
  • 3129885345 | +1 312-988-5345 Illinois U.S.A.
  • 3129885346 | +1 312-988-5346 Illinois U.S.A.
  • 3129885347 | +1 312-988-5347 Illinois U.S.A.
  • 3129885348 | +1 312-988-5348 Illinois U.S.A.
  • 3129885349 | +1 312-988-5349 Illinois U.S.A.
  • 3129885350 | +1 312-988-5350 Illinois U.S.A.
  • 3129885351 | +1 312-988-5351 Illinois U.S.A.
  • 3129885352 | +1 312-988-5352 Illinois U.S.A.
  • 3129885353 | +1 312-988-5353 Illinois U.S.A.
  • 3129885354 | +1 312-988-5354 Illinois U.S.A.
  • 3129885355 | +1 312-988-5355 Illinois U.S.A.
  • 3129885356 | +1 312-988-5356 Illinois U.S.A.
  • 3129885357 | +1 312-988-5357 Illinois U.S.A.
  • 3129885358 | +1 312-988-5358 Illinois U.S.A.
  • 3129885359 | +1 312-988-5359 Illinois U.S.A.
  • 3129885360 | +1 312-988-5360 Illinois U.S.A.
  • 3129885361 | +1 312-988-5361 Illinois U.S.A.
  • 3129885362 | +1 312-988-5362 Illinois U.S.A.
  • 3129885363 | +1 312-988-5363 Illinois U.S.A.
  • 3129885364 | +1 312-988-5364 Illinois U.S.A.
  • 3129885365 | +1 312-988-5365 Illinois U.S.A.
  • 3129885366 | +1 312-988-5366 Illinois U.S.A.
  • 3129885367 | +1 312-988-5367 Illinois U.S.A.
  • 3129885368 | +1 312-988-5368 Illinois U.S.A.
  • 3129885369 | +1 312-988-5369 Illinois U.S.A.
  • 3129885370 | +1 312-988-5370 Illinois U.S.A.
  • 3129885371 | +1 312-988-5371 Illinois U.S.A.
  • 3129885372 | +1 312-988-5372 Illinois U.S.A.
  • 3129885373 | +1 312-988-5373 Illinois U.S.A.
  • 3129885374 | +1 312-988-5374 Illinois U.S.A.
  • 3129885375 | +1 312-988-5375 Illinois U.S.A.
  • 3129885376 | +1 312-988-5376 Illinois U.S.A.
  • 3129885377 | +1 312-988-5377 Illinois U.S.A.
  • 3129885378 | +1 312-988-5378 Illinois U.S.A.
  • 3129885379 | +1 312-988-5379 Illinois U.S.A.
  • 3129885380 | +1 312-988-5380 Illinois U.S.A.
  • 3129885381 | +1 312-988-5381 Illinois U.S.A.
  • 3129885382 | +1 312-988-5382 Illinois U.S.A.
  • 3129885383 | +1 312-988-5383 Illinois U.S.A.
  • 3129885384 | +1 312-988-5384 Illinois U.S.A.
  • 3129885385 | +1 312-988-5385 Illinois U.S.A.
  • 3129885386 | +1 312-988-5386 Illinois U.S.A.
  • 3129885387 | +1 312-988-5387 Illinois U.S.A.
  • 3129885388 | +1 312-988-5388 Illinois U.S.A.
  • 3129885389 | +1 312-988-5389 Illinois U.S.A.
  • 3129885390 | +1 312-988-5390 Illinois U.S.A.
  • 3129885391 | +1 312-988-5391 Illinois U.S.A.
  • 3129885392 | +1 312-988-5392 Illinois U.S.A.
  • 3129885393 | +1 312-988-5393 Illinois U.S.A.
  • 3129885394 | +1 312-988-5394 Illinois U.S.A.
  • 3129885395 | +1 312-988-5395 Illinois U.S.A.
  • 3129885396 | +1 312-988-5396 Illinois U.S.A.
  • 3129885397 | +1 312-988-5397 Illinois U.S.A.
  • 3129885398 | +1 312-988-5398 Illinois U.S.A.
  • 3129885399 | +1 312-988-5399 Illinois U.S.A.