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).

  • 3122989300 | +1 312-298-9300 Illinois U.S.A.
  • 3122989301 | +1 312-298-9301 Illinois U.S.A.
  • 3122989302 | +1 312-298-9302 Illinois U.S.A.
  • 3122989303 | +1 312-298-9303 Illinois U.S.A.
  • 3122989304 | +1 312-298-9304 Illinois U.S.A.
  • 3122989305 | +1 312-298-9305 Illinois U.S.A.
  • 3122989306 | +1 312-298-9306 Illinois U.S.A.
  • 3122989307 | +1 312-298-9307 Illinois U.S.A.
  • 3122989308 | +1 312-298-9308 Illinois U.S.A.
  • 3122989309 | +1 312-298-9309 Illinois U.S.A.
  • 3122989310 | +1 312-298-9310 Illinois U.S.A.
  • 3122989311 | +1 312-298-9311 Illinois U.S.A.
  • 3122989312 | +1 312-298-9312 Illinois U.S.A.
  • 3122989313 | +1 312-298-9313 Illinois U.S.A.
  • 3122989314 | +1 312-298-9314 Illinois U.S.A.
  • 3122989315 | +1 312-298-9315 Illinois U.S.A.
  • 3122989316 | +1 312-298-9316 Illinois U.S.A.
  • 3122989317 | +1 312-298-9317 Illinois U.S.A.
  • 3122989318 | +1 312-298-9318 Illinois U.S.A.
  • 3122989319 | +1 312-298-9319 Illinois U.S.A.
  • 3122989320 | +1 312-298-9320 Illinois U.S.A.
  • 3122989321 | +1 312-298-9321 Illinois U.S.A.
  • 3122989322 | +1 312-298-9322 Illinois U.S.A.
  • 3122989323 | +1 312-298-9323 Illinois U.S.A.
  • 3122989324 | +1 312-298-9324 Illinois U.S.A.
  • 3122989325 | +1 312-298-9325 Illinois U.S.A.
  • 3122989326 | +1 312-298-9326 Illinois U.S.A.
  • 3122989327 | +1 312-298-9327 Illinois U.S.A.
  • 3122989328 | +1 312-298-9328 Illinois U.S.A.
  • 3122989329 | +1 312-298-9329 Illinois U.S.A.
  • 3122989330 | +1 312-298-9330 Illinois U.S.A.
  • 3122989331 | +1 312-298-9331 Illinois U.S.A.
  • 3122989332 | +1 312-298-9332 Illinois U.S.A.
  • 3122989333 | +1 312-298-9333 Illinois U.S.A.
  • 3122989334 | +1 312-298-9334 Illinois U.S.A.
  • 3122989335 | +1 312-298-9335 Illinois U.S.A.
  • 3122989336 | +1 312-298-9336 Illinois U.S.A.
  • 3122989337 | +1 312-298-9337 Illinois U.S.A.
  • 3122989338 | +1 312-298-9338 Illinois U.S.A.
  • 3122989339 | +1 312-298-9339 Illinois U.S.A.
  • 3122989340 | +1 312-298-9340 Illinois U.S.A.
  • 3122989341 | +1 312-298-9341 Illinois U.S.A.
  • 3122989342 | +1 312-298-9342 Illinois U.S.A.
  • 3122989343 | +1 312-298-9343 Illinois U.S.A.
  • 3122989344 | +1 312-298-9344 Illinois U.S.A.
  • 3122989345 | +1 312-298-9345 Illinois U.S.A.
  • 3122989346 | +1 312-298-9346 Illinois U.S.A.
  • 3122989347 | +1 312-298-9347 Illinois U.S.A.
  • 3122989348 | +1 312-298-9348 Illinois U.S.A.
  • 3122989349 | +1 312-298-9349 Illinois U.S.A.
  • 3122989350 | +1 312-298-9350 Illinois U.S.A.
  • 3122989351 | +1 312-298-9351 Illinois U.S.A.
  • 3122989352 | +1 312-298-9352 Illinois U.S.A.
  • 3122989353 | +1 312-298-9353 Illinois U.S.A.
  • 3122989354 | +1 312-298-9354 Illinois U.S.A.
  • 3122989355 | +1 312-298-9355 Illinois U.S.A.
  • 3122989356 | +1 312-298-9356 Illinois U.S.A.
  • 3122989357 | +1 312-298-9357 Illinois U.S.A.
  • 3122989358 | +1 312-298-9358 Illinois U.S.A.
  • 3122989359 | +1 312-298-9359 Illinois U.S.A.
  • 3122989360 | +1 312-298-9360 Illinois U.S.A.
  • 3122989361 | +1 312-298-9361 Illinois U.S.A.
  • 3122989362 | +1 312-298-9362 Illinois U.S.A.
  • 3122989363 | +1 312-298-9363 Illinois U.S.A.
  • 3122989364 | +1 312-298-9364 Illinois U.S.A.
  • 3122989365 | +1 312-298-9365 Illinois U.S.A.
  • 3122989366 | +1 312-298-9366 Illinois U.S.A.
  • 3122989367 | +1 312-298-9367 Illinois U.S.A.
  • 3122989368 | +1 312-298-9368 Illinois U.S.A.
  • 3122989369 | +1 312-298-9369 Illinois U.S.A.
  • 3122989370 | +1 312-298-9370 Illinois U.S.A.
  • 3122989371 | +1 312-298-9371 Illinois U.S.A.
  • 3122989372 | +1 312-298-9372 Illinois U.S.A.
  • 3122989373 | +1 312-298-9373 Illinois U.S.A.
  • 3122989374 | +1 312-298-9374 Illinois U.S.A.
  • 3122989375 | +1 312-298-9375 Illinois U.S.A.
  • 3122989376 | +1 312-298-9376 Illinois U.S.A.
  • 3122989377 | +1 312-298-9377 Illinois U.S.A.
  • 3122989378 | +1 312-298-9378 Illinois U.S.A.
  • 3122989379 | +1 312-298-9379 Illinois U.S.A.
  • 3122989380 | +1 312-298-9380 Illinois U.S.A.
  • 3122989381 | +1 312-298-9381 Illinois U.S.A.
  • 3122989382 | +1 312-298-9382 Illinois U.S.A.
  • 3122989383 | +1 312-298-9383 Illinois U.S.A.
  • 3122989384 | +1 312-298-9384 Illinois U.S.A.
  • 3122989385 | +1 312-298-9385 Illinois U.S.A.
  • 3122989386 | +1 312-298-9386 Illinois U.S.A.
  • 3122989387 | +1 312-298-9387 Illinois U.S.A.
  • 3122989388 | +1 312-298-9388 Illinois U.S.A.
  • 3122989389 | +1 312-298-9389 Illinois U.S.A.
  • 3122989390 | +1 312-298-9390 Illinois U.S.A.
  • 3122989391 | +1 312-298-9391 Illinois U.S.A.
  • 3122989392 | +1 312-298-9392 Illinois U.S.A.
  • 3122989393 | +1 312-298-9393 Illinois U.S.A.
  • 3122989394 | +1 312-298-9394 Illinois U.S.A.
  • 3122989395 | +1 312-298-9395 Illinois U.S.A.
  • 3122989396 | +1 312-298-9396 Illinois U.S.A.
  • 3122989397 | +1 312-298-9397 Illinois U.S.A.
  • 3122989398 | +1 312-298-9398 Illinois U.S.A.
  • 3122989399 | +1 312-298-9399 Illinois U.S.A.