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).

  • 3124305300 | +1 312-430-5300 Illinois U.S.A.
  • 3124305301 | +1 312-430-5301 Illinois U.S.A.
  • 3124305302 | +1 312-430-5302 Illinois U.S.A.
  • 3124305303 | +1 312-430-5303 Illinois U.S.A.
  • 3124305304 | +1 312-430-5304 Illinois U.S.A.
  • 3124305305 | +1 312-430-5305 Illinois U.S.A.
  • 3124305306 | +1 312-430-5306 Illinois U.S.A.
  • 3124305307 | +1 312-430-5307 Illinois U.S.A.
  • 3124305308 | +1 312-430-5308 Illinois U.S.A.
  • 3124305309 | +1 312-430-5309 Illinois U.S.A.
  • 3124305310 | +1 312-430-5310 Illinois U.S.A.
  • 3124305311 | +1 312-430-5311 Illinois U.S.A.
  • 3124305312 | +1 312-430-5312 Illinois U.S.A.
  • 3124305313 | +1 312-430-5313 Illinois U.S.A.
  • 3124305314 | +1 312-430-5314 Illinois U.S.A.
  • 3124305315 | +1 312-430-5315 Illinois U.S.A.
  • 3124305316 | +1 312-430-5316 Illinois U.S.A.
  • 3124305317 | +1 312-430-5317 Illinois U.S.A.
  • 3124305318 | +1 312-430-5318 Illinois U.S.A.
  • 3124305319 | +1 312-430-5319 Illinois U.S.A.
  • 3124305320 | +1 312-430-5320 Illinois U.S.A.
  • 3124305321 | +1 312-430-5321 Illinois U.S.A.
  • 3124305322 | +1 312-430-5322 Illinois U.S.A.
  • 3124305323 | +1 312-430-5323 Illinois U.S.A.
  • 3124305324 | +1 312-430-5324 Illinois U.S.A.
  • 3124305325 | +1 312-430-5325 Illinois U.S.A.
  • 3124305326 | +1 312-430-5326 Illinois U.S.A.
  • 3124305327 | +1 312-430-5327 Illinois U.S.A.
  • 3124305328 | +1 312-430-5328 Illinois U.S.A.
  • 3124305329 | +1 312-430-5329 Illinois U.S.A.
  • 3124305330 | +1 312-430-5330 Illinois U.S.A.
  • 3124305331 | +1 312-430-5331 Illinois U.S.A.
  • 3124305332 | +1 312-430-5332 Illinois U.S.A.
  • 3124305333 | +1 312-430-5333 Illinois U.S.A.
  • 3124305334 | +1 312-430-5334 Illinois U.S.A.
  • 3124305335 | +1 312-430-5335 Illinois U.S.A.
  • 3124305336 | +1 312-430-5336 Illinois U.S.A.
  • 3124305337 | +1 312-430-5337 Illinois U.S.A.
  • 3124305338 | +1 312-430-5338 Illinois U.S.A.
  • 3124305339 | +1 312-430-5339 Illinois U.S.A.
  • 3124305340 | +1 312-430-5340 Illinois U.S.A.
  • 3124305341 | +1 312-430-5341 Illinois U.S.A.
  • 3124305342 | +1 312-430-5342 Illinois U.S.A.
  • 3124305343 | +1 312-430-5343 Illinois U.S.A.
  • 3124305344 | +1 312-430-5344 Illinois U.S.A.
  • 3124305345 | +1 312-430-5345 Illinois U.S.A.
  • 3124305346 | +1 312-430-5346 Illinois U.S.A.
  • 3124305347 | +1 312-430-5347 Illinois U.S.A.
  • 3124305348 | +1 312-430-5348 Illinois U.S.A.
  • 3124305349 | +1 312-430-5349 Illinois U.S.A.
  • 3124305350 | +1 312-430-5350 Illinois U.S.A.
  • 3124305351 | +1 312-430-5351 Illinois U.S.A.
  • 3124305352 | +1 312-430-5352 Illinois U.S.A.
  • 3124305353 | +1 312-430-5353 Illinois U.S.A.
  • 3124305354 | +1 312-430-5354 Illinois U.S.A.
  • 3124305355 | +1 312-430-5355 Illinois U.S.A.
  • 3124305356 | +1 312-430-5356 Illinois U.S.A.
  • 3124305357 | +1 312-430-5357 Illinois U.S.A.
  • 3124305358 | +1 312-430-5358 Illinois U.S.A.
  • 3124305359 | +1 312-430-5359 Illinois U.S.A.
  • 3124305360 | +1 312-430-5360 Illinois U.S.A.
  • 3124305361 | +1 312-430-5361 Illinois U.S.A.
  • 3124305362 | +1 312-430-5362 Illinois U.S.A.
  • 3124305363 | +1 312-430-5363 Illinois U.S.A.
  • 3124305364 | +1 312-430-5364 Illinois U.S.A.
  • 3124305365 | +1 312-430-5365 Illinois U.S.A.
  • 3124305366 | +1 312-430-5366 Illinois U.S.A.
  • 3124305367 | +1 312-430-5367 Illinois U.S.A.
  • 3124305368 | +1 312-430-5368 Illinois U.S.A.
  • 3124305369 | +1 312-430-5369 Illinois U.S.A.
  • 3124305370 | +1 312-430-5370 Illinois U.S.A.
  • 3124305371 | +1 312-430-5371 Illinois U.S.A.
  • 3124305372 | +1 312-430-5372 Illinois U.S.A.
  • 3124305373 | +1 312-430-5373 Illinois U.S.A.
  • 3124305374 | +1 312-430-5374 Illinois U.S.A.
  • 3124305375 | +1 312-430-5375 Illinois U.S.A.
  • 3124305376 | +1 312-430-5376 Illinois U.S.A.
  • 3124305377 | +1 312-430-5377 Illinois U.S.A.
  • 3124305378 | +1 312-430-5378 Illinois U.S.A.
  • 3124305379 | +1 312-430-5379 Illinois U.S.A.
  • 3124305380 | +1 312-430-5380 Illinois U.S.A.
  • 3124305381 | +1 312-430-5381 Illinois U.S.A.
  • 3124305382 | +1 312-430-5382 Illinois U.S.A.
  • 3124305383 | +1 312-430-5383 Illinois U.S.A.
  • 3124305384 | +1 312-430-5384 Illinois U.S.A.
  • 3124305385 | +1 312-430-5385 Illinois U.S.A.
  • 3124305386 | +1 312-430-5386 Illinois U.S.A.
  • 3124305387 | +1 312-430-5387 Illinois U.S.A.
  • 3124305388 | +1 312-430-5388 Illinois U.S.A.
  • 3124305389 | +1 312-430-5389 Illinois U.S.A.
  • 3124305390 | +1 312-430-5390 Illinois U.S.A.
  • 3124305391 | +1 312-430-5391 Illinois U.S.A.
  • 3124305392 | +1 312-430-5392 Illinois U.S.A.
  • 3124305393 | +1 312-430-5393 Illinois U.S.A.
  • 3124305394 | +1 312-430-5394 Illinois U.S.A.
  • 3124305395 | +1 312-430-5395 Illinois U.S.A.
  • 3124305396 | +1 312-430-5396 Illinois U.S.A.
  • 3124305397 | +1 312-430-5397 Illinois U.S.A.
  • 3124305398 | +1 312-430-5398 Illinois U.S.A.
  • 3124305399 | +1 312-430-5399 Illinois U.S.A.