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).

  • 3127044300 | +1 312-704-4300 Illinois U.S.A.
  • 3127044301 | +1 312-704-4301 Illinois U.S.A.
  • 3127044302 | +1 312-704-4302 Illinois U.S.A.
  • 3127044303 | +1 312-704-4303 Illinois U.S.A.
  • 3127044304 | +1 312-704-4304 Illinois U.S.A.
  • 3127044305 | +1 312-704-4305 Illinois U.S.A.
  • 3127044306 | +1 312-704-4306 Illinois U.S.A.
  • 3127044307 | +1 312-704-4307 Illinois U.S.A.
  • 3127044308 | +1 312-704-4308 Illinois U.S.A.
  • 3127044309 | +1 312-704-4309 Illinois U.S.A.
  • 3127044310 | +1 312-704-4310 Illinois U.S.A.
  • 3127044311 | +1 312-704-4311 Illinois U.S.A.
  • 3127044312 | +1 312-704-4312 Illinois U.S.A.
  • 3127044313 | +1 312-704-4313 Illinois U.S.A.
  • 3127044314 | +1 312-704-4314 Illinois U.S.A.
  • 3127044315 | +1 312-704-4315 Illinois U.S.A.
  • 3127044316 | +1 312-704-4316 Illinois U.S.A.
  • 3127044317 | +1 312-704-4317 Illinois U.S.A.
  • 3127044318 | +1 312-704-4318 Illinois U.S.A.
  • 3127044319 | +1 312-704-4319 Illinois U.S.A.
  • 3127044320 | +1 312-704-4320 Illinois U.S.A.
  • 3127044321 | +1 312-704-4321 Illinois U.S.A.
  • 3127044322 | +1 312-704-4322 Illinois U.S.A.
  • 3127044323 | +1 312-704-4323 Illinois U.S.A.
  • 3127044324 | +1 312-704-4324 Illinois U.S.A.
  • 3127044325 | +1 312-704-4325 Illinois U.S.A.
  • 3127044326 | +1 312-704-4326 Illinois U.S.A.
  • 3127044327 | +1 312-704-4327 Illinois U.S.A.
  • 3127044328 | +1 312-704-4328 Illinois U.S.A.
  • 3127044329 | +1 312-704-4329 Illinois U.S.A.
  • 3127044330 | +1 312-704-4330 Illinois U.S.A.
  • 3127044331 | +1 312-704-4331 Illinois U.S.A.
  • 3127044332 | +1 312-704-4332 Illinois U.S.A.
  • 3127044333 | +1 312-704-4333 Illinois U.S.A.
  • 3127044334 | +1 312-704-4334 Illinois U.S.A.
  • 3127044335 | +1 312-704-4335 Illinois U.S.A.
  • 3127044336 | +1 312-704-4336 Illinois U.S.A.
  • 3127044337 | +1 312-704-4337 Illinois U.S.A.
  • 3127044338 | +1 312-704-4338 Illinois U.S.A.
  • 3127044339 | +1 312-704-4339 Illinois U.S.A.
  • 3127044340 | +1 312-704-4340 Illinois U.S.A.
  • 3127044341 | +1 312-704-4341 Illinois U.S.A.
  • 3127044342 | +1 312-704-4342 Illinois U.S.A.
  • 3127044343 | +1 312-704-4343 Illinois U.S.A.
  • 3127044344 | +1 312-704-4344 Illinois U.S.A.
  • 3127044345 | +1 312-704-4345 Illinois U.S.A.
  • 3127044346 | +1 312-704-4346 Illinois U.S.A.
  • 3127044347 | +1 312-704-4347 Illinois U.S.A.
  • 3127044348 | +1 312-704-4348 Illinois U.S.A.
  • 3127044349 | +1 312-704-4349 Illinois U.S.A.
  • 3127044350 | +1 312-704-4350 Illinois U.S.A.
  • 3127044351 | +1 312-704-4351 Illinois U.S.A.
  • 3127044352 | +1 312-704-4352 Illinois U.S.A.
  • 3127044353 | +1 312-704-4353 Illinois U.S.A.
  • 3127044354 | +1 312-704-4354 Illinois U.S.A.
  • 3127044355 | +1 312-704-4355 Illinois U.S.A.
  • 3127044356 | +1 312-704-4356 Illinois U.S.A.
  • 3127044357 | +1 312-704-4357 Illinois U.S.A.
  • 3127044358 | +1 312-704-4358 Illinois U.S.A.
  • 3127044359 | +1 312-704-4359 Illinois U.S.A.
  • 3127044360 | +1 312-704-4360 Illinois U.S.A.
  • 3127044361 | +1 312-704-4361 Illinois U.S.A.
  • 3127044362 | +1 312-704-4362 Illinois U.S.A.
  • 3127044363 | +1 312-704-4363 Illinois U.S.A.
  • 3127044364 | +1 312-704-4364 Illinois U.S.A.
  • 3127044365 | +1 312-704-4365 Illinois U.S.A.
  • 3127044366 | +1 312-704-4366 Illinois U.S.A.
  • 3127044367 | +1 312-704-4367 Illinois U.S.A.
  • 3127044368 | +1 312-704-4368 Illinois U.S.A.
  • 3127044369 | +1 312-704-4369 Illinois U.S.A.
  • 3127044370 | +1 312-704-4370 Illinois U.S.A.
  • 3127044371 | +1 312-704-4371 Illinois U.S.A.
  • 3127044372 | +1 312-704-4372 Illinois U.S.A.
  • 3127044373 | +1 312-704-4373 Illinois U.S.A.
  • 3127044374 | +1 312-704-4374 Illinois U.S.A.
  • 3127044375 | +1 312-704-4375 Illinois U.S.A.
  • 3127044376 | +1 312-704-4376 Illinois U.S.A.
  • 3127044377 | +1 312-704-4377 Illinois U.S.A.
  • 3127044378 | +1 312-704-4378 Illinois U.S.A.
  • 3127044379 | +1 312-704-4379 Illinois U.S.A.
  • 3127044380 | +1 312-704-4380 Illinois U.S.A.
  • 3127044381 | +1 312-704-4381 Illinois U.S.A.
  • 3127044382 | +1 312-704-4382 Illinois U.S.A.
  • 3127044383 | +1 312-704-4383 Illinois U.S.A.
  • 3127044384 | +1 312-704-4384 Illinois U.S.A.
  • 3127044385 | +1 312-704-4385 Illinois U.S.A.
  • 3127044386 | +1 312-704-4386 Illinois U.S.A.
  • 3127044387 | +1 312-704-4387 Illinois U.S.A.
  • 3127044388 | +1 312-704-4388 Illinois U.S.A.
  • 3127044389 | +1 312-704-4389 Illinois U.S.A.
  • 3127044390 | +1 312-704-4390 Illinois U.S.A.
  • 3127044391 | +1 312-704-4391 Illinois U.S.A.
  • 3127044392 | +1 312-704-4392 Illinois U.S.A.
  • 3127044393 | +1 312-704-4393 Illinois U.S.A.
  • 3127044394 | +1 312-704-4394 Illinois U.S.A.
  • 3127044395 | +1 312-704-4395 Illinois U.S.A.
  • 3127044396 | +1 312-704-4396 Illinois U.S.A.
  • 3127044397 | +1 312-704-4397 Illinois U.S.A.
  • 3127044398 | +1 312-704-4398 Illinois U.S.A.
  • 3127044399 | +1 312-704-4399 Illinois U.S.A.