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).

  • 3122045300 | +1 312-204-5300 Illinois U.S.A.
  • 3122045301 | +1 312-204-5301 Illinois U.S.A.
  • 3122045302 | +1 312-204-5302 Illinois U.S.A.
  • 3122045303 | +1 312-204-5303 Illinois U.S.A.
  • 3122045304 | +1 312-204-5304 Illinois U.S.A.
  • 3122045305 | +1 312-204-5305 Illinois U.S.A.
  • 3122045306 | +1 312-204-5306 Illinois U.S.A.
  • 3122045307 | +1 312-204-5307 Illinois U.S.A.
  • 3122045308 | +1 312-204-5308 Illinois U.S.A.
  • 3122045309 | +1 312-204-5309 Illinois U.S.A.
  • 3122045310 | +1 312-204-5310 Illinois U.S.A.
  • 3122045311 | +1 312-204-5311 Illinois U.S.A.
  • 3122045312 | +1 312-204-5312 Illinois U.S.A.
  • 3122045313 | +1 312-204-5313 Illinois U.S.A.
  • 3122045314 | +1 312-204-5314 Illinois U.S.A.
  • 3122045315 | +1 312-204-5315 Illinois U.S.A.
  • 3122045316 | +1 312-204-5316 Illinois U.S.A.
  • 3122045317 | +1 312-204-5317 Illinois U.S.A.
  • 3122045318 | +1 312-204-5318 Illinois U.S.A.
  • 3122045319 | +1 312-204-5319 Illinois U.S.A.
  • 3122045320 | +1 312-204-5320 Illinois U.S.A.
  • 3122045321 | +1 312-204-5321 Illinois U.S.A.
  • 3122045322 | +1 312-204-5322 Illinois U.S.A.
  • 3122045323 | +1 312-204-5323 Illinois U.S.A.
  • 3122045324 | +1 312-204-5324 Illinois U.S.A.
  • 3122045325 | +1 312-204-5325 Illinois U.S.A.
  • 3122045326 | +1 312-204-5326 Illinois U.S.A.
  • 3122045327 | +1 312-204-5327 Illinois U.S.A.
  • 3122045328 | +1 312-204-5328 Illinois U.S.A.
  • 3122045329 | +1 312-204-5329 Illinois U.S.A.
  • 3122045330 | +1 312-204-5330 Illinois U.S.A.
  • 3122045331 | +1 312-204-5331 Illinois U.S.A.
  • 3122045332 | +1 312-204-5332 Illinois U.S.A.
  • 3122045333 | +1 312-204-5333 Illinois U.S.A.
  • 3122045334 | +1 312-204-5334 Illinois U.S.A.
  • 3122045335 | +1 312-204-5335 Illinois U.S.A.
  • 3122045336 | +1 312-204-5336 Illinois U.S.A.
  • 3122045337 | +1 312-204-5337 Illinois U.S.A.
  • 3122045338 | +1 312-204-5338 Illinois U.S.A.
  • 3122045339 | +1 312-204-5339 Illinois U.S.A.
  • 3122045340 | +1 312-204-5340 Illinois U.S.A.
  • 3122045341 | +1 312-204-5341 Illinois U.S.A.
  • 3122045342 | +1 312-204-5342 Illinois U.S.A.
  • 3122045343 | +1 312-204-5343 Illinois U.S.A.
  • 3122045344 | +1 312-204-5344 Illinois U.S.A.
  • 3122045345 | +1 312-204-5345 Illinois U.S.A.
  • 3122045346 | +1 312-204-5346 Illinois U.S.A.
  • 3122045347 | +1 312-204-5347 Illinois U.S.A.
  • 3122045348 | +1 312-204-5348 Illinois U.S.A.
  • 3122045349 | +1 312-204-5349 Illinois U.S.A.
  • 3122045350 | +1 312-204-5350 Illinois U.S.A.
  • 3122045351 | +1 312-204-5351 Illinois U.S.A.
  • 3122045352 | +1 312-204-5352 Illinois U.S.A.
  • 3122045353 | +1 312-204-5353 Illinois U.S.A.
  • 3122045354 | +1 312-204-5354 Illinois U.S.A.
  • 3122045355 | +1 312-204-5355 Illinois U.S.A.
  • 3122045356 | +1 312-204-5356 Illinois U.S.A.
  • 3122045357 | +1 312-204-5357 Illinois U.S.A.
  • 3122045358 | +1 312-204-5358 Illinois U.S.A.
  • 3122045359 | +1 312-204-5359 Illinois U.S.A.
  • 3122045360 | +1 312-204-5360 Illinois U.S.A.
  • 3122045361 | +1 312-204-5361 Illinois U.S.A.
  • 3122045362 | +1 312-204-5362 Illinois U.S.A.
  • 3122045363 | +1 312-204-5363 Illinois U.S.A.
  • 3122045364 | +1 312-204-5364 Illinois U.S.A.
  • 3122045365 | +1 312-204-5365 Illinois U.S.A.
  • 3122045366 | +1 312-204-5366 Illinois U.S.A.
  • 3122045367 | +1 312-204-5367 Illinois U.S.A.
  • 3122045368 | +1 312-204-5368 Illinois U.S.A.
  • 3122045369 | +1 312-204-5369 Illinois U.S.A.
  • 3122045370 | +1 312-204-5370 Illinois U.S.A.
  • 3122045371 | +1 312-204-5371 Illinois U.S.A.
  • 3122045372 | +1 312-204-5372 Illinois U.S.A.
  • 3122045373 | +1 312-204-5373 Illinois U.S.A.
  • 3122045374 | +1 312-204-5374 Illinois U.S.A.
  • 3122045375 | +1 312-204-5375 Illinois U.S.A.
  • 3122045376 | +1 312-204-5376 Illinois U.S.A.
  • 3122045377 | +1 312-204-5377 Illinois U.S.A.
  • 3122045378 | +1 312-204-5378 Illinois U.S.A.
  • 3122045379 | +1 312-204-5379 Illinois U.S.A.
  • 3122045380 | +1 312-204-5380 Illinois U.S.A.
  • 3122045381 | +1 312-204-5381 Illinois U.S.A.
  • 3122045382 | +1 312-204-5382 Illinois U.S.A.
  • 3122045383 | +1 312-204-5383 Illinois U.S.A.
  • 3122045384 | +1 312-204-5384 Illinois U.S.A.
  • 3122045385 | +1 312-204-5385 Illinois U.S.A.
  • 3122045386 | +1 312-204-5386 Illinois U.S.A.
  • 3122045387 | +1 312-204-5387 Illinois U.S.A.
  • 3122045388 | +1 312-204-5388 Illinois U.S.A.
  • 3122045389 | +1 312-204-5389 Illinois U.S.A.
  • 3122045390 | +1 312-204-5390 Illinois U.S.A.
  • 3122045391 | +1 312-204-5391 Illinois U.S.A.
  • 3122045392 | +1 312-204-5392 Illinois U.S.A.
  • 3122045393 | +1 312-204-5393 Illinois U.S.A.
  • 3122045394 | +1 312-204-5394 Illinois U.S.A.
  • 3122045395 | +1 312-204-5395 Illinois U.S.A.
  • 3122045396 | +1 312-204-5396 Illinois U.S.A.
  • 3122045397 | +1 312-204-5397 Illinois U.S.A.
  • 3122045398 | +1 312-204-5398 Illinois U.S.A.
  • 3122045399 | +1 312-204-5399 Illinois U.S.A.