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).

  • 3122040300 | +1 312-204-0300 Illinois U.S.A.
  • 3122040301 | +1 312-204-0301 Illinois U.S.A.
  • 3122040302 | +1 312-204-0302 Illinois U.S.A.
  • 3122040303 | +1 312-204-0303 Illinois U.S.A.
  • 3122040304 | +1 312-204-0304 Illinois U.S.A.
  • 3122040305 | +1 312-204-0305 Illinois U.S.A.
  • 3122040306 | +1 312-204-0306 Illinois U.S.A.
  • 3122040307 | +1 312-204-0307 Illinois U.S.A.
  • 3122040308 | +1 312-204-0308 Illinois U.S.A.
  • 3122040309 | +1 312-204-0309 Illinois U.S.A.
  • 3122040310 | +1 312-204-0310 Illinois U.S.A.
  • 3122040311 | +1 312-204-0311 Illinois U.S.A.
  • 3122040312 | +1 312-204-0312 Illinois U.S.A.
  • 3122040313 | +1 312-204-0313 Illinois U.S.A.
  • 3122040314 | +1 312-204-0314 Illinois U.S.A.
  • 3122040315 | +1 312-204-0315 Illinois U.S.A.
  • 3122040316 | +1 312-204-0316 Illinois U.S.A.
  • 3122040317 | +1 312-204-0317 Illinois U.S.A.
  • 3122040318 | +1 312-204-0318 Illinois U.S.A.
  • 3122040319 | +1 312-204-0319 Illinois U.S.A.
  • 3122040320 | +1 312-204-0320 Illinois U.S.A.
  • 3122040321 | +1 312-204-0321 Illinois U.S.A.
  • 3122040322 | +1 312-204-0322 Illinois U.S.A.
  • 3122040323 | +1 312-204-0323 Illinois U.S.A.
  • 3122040324 | +1 312-204-0324 Illinois U.S.A.
  • 3122040325 | +1 312-204-0325 Illinois U.S.A.
  • 3122040326 | +1 312-204-0326 Illinois U.S.A.
  • 3122040327 | +1 312-204-0327 Illinois U.S.A.
  • 3122040328 | +1 312-204-0328 Illinois U.S.A.
  • 3122040329 | +1 312-204-0329 Illinois U.S.A.
  • 3122040330 | +1 312-204-0330 Illinois U.S.A.
  • 3122040331 | +1 312-204-0331 Illinois U.S.A.
  • 3122040332 | +1 312-204-0332 Illinois U.S.A.
  • 3122040333 | +1 312-204-0333 Illinois U.S.A.
  • 3122040334 | +1 312-204-0334 Illinois U.S.A.
  • 3122040335 | +1 312-204-0335 Illinois U.S.A.
  • 3122040336 | +1 312-204-0336 Illinois U.S.A.
  • 3122040337 | +1 312-204-0337 Illinois U.S.A.
  • 3122040338 | +1 312-204-0338 Illinois U.S.A.
  • 3122040339 | +1 312-204-0339 Illinois U.S.A.
  • 3122040340 | +1 312-204-0340 Illinois U.S.A.
  • 3122040341 | +1 312-204-0341 Illinois U.S.A.
  • 3122040342 | +1 312-204-0342 Illinois U.S.A.
  • 3122040343 | +1 312-204-0343 Illinois U.S.A.
  • 3122040344 | +1 312-204-0344 Illinois U.S.A.
  • 3122040345 | +1 312-204-0345 Illinois U.S.A.
  • 3122040346 | +1 312-204-0346 Illinois U.S.A.
  • 3122040347 | +1 312-204-0347 Illinois U.S.A.
  • 3122040348 | +1 312-204-0348 Illinois U.S.A.
  • 3122040349 | +1 312-204-0349 Illinois U.S.A.
  • 3122040350 | +1 312-204-0350 Illinois U.S.A.
  • 3122040351 | +1 312-204-0351 Illinois U.S.A.
  • 3122040352 | +1 312-204-0352 Illinois U.S.A.
  • 3122040353 | +1 312-204-0353 Illinois U.S.A.
  • 3122040354 | +1 312-204-0354 Illinois U.S.A.
  • 3122040355 | +1 312-204-0355 Illinois U.S.A.
  • 3122040356 | +1 312-204-0356 Illinois U.S.A.
  • 3122040357 | +1 312-204-0357 Illinois U.S.A.
  • 3122040358 | +1 312-204-0358 Illinois U.S.A.
  • 3122040359 | +1 312-204-0359 Illinois U.S.A.
  • 3122040360 | +1 312-204-0360 Illinois U.S.A.
  • 3122040361 | +1 312-204-0361 Illinois U.S.A.
  • 3122040362 | +1 312-204-0362 Illinois U.S.A.
  • 3122040363 | +1 312-204-0363 Illinois U.S.A.
  • 3122040364 | +1 312-204-0364 Illinois U.S.A.
  • 3122040365 | +1 312-204-0365 Illinois U.S.A.
  • 3122040366 | +1 312-204-0366 Illinois U.S.A.
  • 3122040367 | +1 312-204-0367 Illinois U.S.A.
  • 3122040368 | +1 312-204-0368 Illinois U.S.A.
  • 3122040369 | +1 312-204-0369 Illinois U.S.A.
  • 3122040370 | +1 312-204-0370 Illinois U.S.A.
  • 3122040371 | +1 312-204-0371 Illinois U.S.A.
  • 3122040372 | +1 312-204-0372 Illinois U.S.A.
  • 3122040373 | +1 312-204-0373 Illinois U.S.A.
  • 3122040374 | +1 312-204-0374 Illinois U.S.A.
  • 3122040375 | +1 312-204-0375 Illinois U.S.A.
  • 3122040376 | +1 312-204-0376 Illinois U.S.A.
  • 3122040377 | +1 312-204-0377 Illinois U.S.A.
  • 3122040378 | +1 312-204-0378 Illinois U.S.A.
  • 3122040379 | +1 312-204-0379 Illinois U.S.A.
  • 3122040380 | +1 312-204-0380 Illinois U.S.A.
  • 3122040381 | +1 312-204-0381 Illinois U.S.A.
  • 3122040382 | +1 312-204-0382 Illinois U.S.A.
  • 3122040383 | +1 312-204-0383 Illinois U.S.A.
  • 3122040384 | +1 312-204-0384 Illinois U.S.A.
  • 3122040385 | +1 312-204-0385 Illinois U.S.A.
  • 3122040386 | +1 312-204-0386 Illinois U.S.A.
  • 3122040387 | +1 312-204-0387 Illinois U.S.A.
  • 3122040388 | +1 312-204-0388 Illinois U.S.A.
  • 3122040389 | +1 312-204-0389 Illinois U.S.A.
  • 3122040390 | +1 312-204-0390 Illinois U.S.A.
  • 3122040391 | +1 312-204-0391 Illinois U.S.A.
  • 3122040392 | +1 312-204-0392 Illinois U.S.A.
  • 3122040393 | +1 312-204-0393 Illinois U.S.A.
  • 3122040394 | +1 312-204-0394 Illinois U.S.A.
  • 3122040395 | +1 312-204-0395 Illinois U.S.A.
  • 3122040396 | +1 312-204-0396 Illinois U.S.A.
  • 3122040397 | +1 312-204-0397 Illinois U.S.A.
  • 3122040398 | +1 312-204-0398 Illinois U.S.A.
  • 3122040399 | +1 312-204-0399 Illinois U.S.A.