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).

  • 3123814300 | +1 312-381-4300 Illinois U.S.A.
  • 3123814301 | +1 312-381-4301 Illinois U.S.A.
  • 3123814302 | +1 312-381-4302 Illinois U.S.A.
  • 3123814303 | +1 312-381-4303 Illinois U.S.A.
  • 3123814304 | +1 312-381-4304 Illinois U.S.A.
  • 3123814305 | +1 312-381-4305 Illinois U.S.A.
  • 3123814306 | +1 312-381-4306 Illinois U.S.A.
  • 3123814307 | +1 312-381-4307 Illinois U.S.A.
  • 3123814308 | +1 312-381-4308 Illinois U.S.A.
  • 3123814309 | +1 312-381-4309 Illinois U.S.A.
  • 3123814310 | +1 312-381-4310 Illinois U.S.A.
  • 3123814311 | +1 312-381-4311 Illinois U.S.A.
  • 3123814312 | +1 312-381-4312 Illinois U.S.A.
  • 3123814313 | +1 312-381-4313 Illinois U.S.A.
  • 3123814314 | +1 312-381-4314 Illinois U.S.A.
  • 3123814315 | +1 312-381-4315 Illinois U.S.A.
  • 3123814316 | +1 312-381-4316 Illinois U.S.A.
  • 3123814317 | +1 312-381-4317 Illinois U.S.A.
  • 3123814318 | +1 312-381-4318 Illinois U.S.A.
  • 3123814319 | +1 312-381-4319 Illinois U.S.A.
  • 3123814320 | +1 312-381-4320 Illinois U.S.A.
  • 3123814321 | +1 312-381-4321 Illinois U.S.A.
  • 3123814322 | +1 312-381-4322 Illinois U.S.A.
  • 3123814323 | +1 312-381-4323 Illinois U.S.A.
  • 3123814324 | +1 312-381-4324 Illinois U.S.A.
  • 3123814325 | +1 312-381-4325 Illinois U.S.A.
  • 3123814326 | +1 312-381-4326 Illinois U.S.A.
  • 3123814327 | +1 312-381-4327 Illinois U.S.A.
  • 3123814328 | +1 312-381-4328 Illinois U.S.A.
  • 3123814329 | +1 312-381-4329 Illinois U.S.A.
  • 3123814330 | +1 312-381-4330 Illinois U.S.A.
  • 3123814331 | +1 312-381-4331 Illinois U.S.A.
  • 3123814332 | +1 312-381-4332 Illinois U.S.A.
  • 3123814333 | +1 312-381-4333 Illinois U.S.A.
  • 3123814334 | +1 312-381-4334 Illinois U.S.A.
  • 3123814335 | +1 312-381-4335 Illinois U.S.A.
  • 3123814336 | +1 312-381-4336 Illinois U.S.A.
  • 3123814337 | +1 312-381-4337 Illinois U.S.A.
  • 3123814338 | +1 312-381-4338 Illinois U.S.A.
  • 3123814339 | +1 312-381-4339 Illinois U.S.A.
  • 3123814340 | +1 312-381-4340 Illinois U.S.A.
  • 3123814341 | +1 312-381-4341 Illinois U.S.A.
  • 3123814342 | +1 312-381-4342 Illinois U.S.A.
  • 3123814343 | +1 312-381-4343 Illinois U.S.A.
  • 3123814344 | +1 312-381-4344 Illinois U.S.A.
  • 3123814345 | +1 312-381-4345 Illinois U.S.A.
  • 3123814346 | +1 312-381-4346 Illinois U.S.A.
  • 3123814347 | +1 312-381-4347 Illinois U.S.A.
  • 3123814348 | +1 312-381-4348 Illinois U.S.A.
  • 3123814349 | +1 312-381-4349 Illinois U.S.A.
  • 3123814350 | +1 312-381-4350 Illinois U.S.A.
  • 3123814351 | +1 312-381-4351 Illinois U.S.A.
  • 3123814352 | +1 312-381-4352 Illinois U.S.A.
  • 3123814353 | +1 312-381-4353 Illinois U.S.A.
  • 3123814354 | +1 312-381-4354 Illinois U.S.A.
  • 3123814355 | +1 312-381-4355 Illinois U.S.A.
  • 3123814356 | +1 312-381-4356 Illinois U.S.A.
  • 3123814357 | +1 312-381-4357 Illinois U.S.A.
  • 3123814358 | +1 312-381-4358 Illinois U.S.A.
  • 3123814359 | +1 312-381-4359 Illinois U.S.A.
  • 3123814360 | +1 312-381-4360 Illinois U.S.A.
  • 3123814361 | +1 312-381-4361 Illinois U.S.A.
  • 3123814362 | +1 312-381-4362 Illinois U.S.A.
  • 3123814363 | +1 312-381-4363 Illinois U.S.A.
  • 3123814364 | +1 312-381-4364 Illinois U.S.A.
  • 3123814365 | +1 312-381-4365 Illinois U.S.A.
  • 3123814366 | +1 312-381-4366 Illinois U.S.A.
  • 3123814367 | +1 312-381-4367 Illinois U.S.A.
  • 3123814368 | +1 312-381-4368 Illinois U.S.A.
  • 3123814369 | +1 312-381-4369 Illinois U.S.A.
  • 3123814370 | +1 312-381-4370 Illinois U.S.A.
  • 3123814371 | +1 312-381-4371 Illinois U.S.A.
  • 3123814372 | +1 312-381-4372 Illinois U.S.A.
  • 3123814373 | +1 312-381-4373 Illinois U.S.A.
  • 3123814374 | +1 312-381-4374 Illinois U.S.A.
  • 3123814375 | +1 312-381-4375 Illinois U.S.A.
  • 3123814376 | +1 312-381-4376 Illinois U.S.A.
  • 3123814377 | +1 312-381-4377 Illinois U.S.A.
  • 3123814378 | +1 312-381-4378 Illinois U.S.A.
  • 3123814379 | +1 312-381-4379 Illinois U.S.A.
  • 3123814380 | +1 312-381-4380 Illinois U.S.A.
  • 3123814381 | +1 312-381-4381 Illinois U.S.A.
  • 3123814382 | +1 312-381-4382 Illinois U.S.A.
  • 3123814383 | +1 312-381-4383 Illinois U.S.A.
  • 3123814384 | +1 312-381-4384 Illinois U.S.A.
  • 3123814385 | +1 312-381-4385 Illinois U.S.A.
  • 3123814386 | +1 312-381-4386 Illinois U.S.A.
  • 3123814387 | +1 312-381-4387 Illinois U.S.A.
  • 3123814388 | +1 312-381-4388 Illinois U.S.A.
  • 3123814389 | +1 312-381-4389 Illinois U.S.A.
  • 3123814390 | +1 312-381-4390 Illinois U.S.A.
  • 3123814391 | +1 312-381-4391 Illinois U.S.A.
  • 3123814392 | +1 312-381-4392 Illinois U.S.A.
  • 3123814393 | +1 312-381-4393 Illinois U.S.A.
  • 3123814394 | +1 312-381-4394 Illinois U.S.A.
  • 3123814395 | +1 312-381-4395 Illinois U.S.A.
  • 3123814396 | +1 312-381-4396 Illinois U.S.A.
  • 3123814397 | +1 312-381-4397 Illinois U.S.A.
  • 3123814398 | +1 312-381-4398 Illinois U.S.A.
  • 3123814399 | +1 312-381-4399 Illinois U.S.A.