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).

  • 3122639300 | +1 312-263-9300 Illinois U.S.A.
  • 3122639301 | +1 312-263-9301 Illinois U.S.A.
  • 3122639302 | +1 312-263-9302 Illinois U.S.A.
  • 3122639303 | +1 312-263-9303 Illinois U.S.A.
  • 3122639304 | +1 312-263-9304 Illinois U.S.A.
  • 3122639305 | +1 312-263-9305 Illinois U.S.A.
  • 3122639306 | +1 312-263-9306 Illinois U.S.A.
  • 3122639307 | +1 312-263-9307 Illinois U.S.A.
  • 3122639308 | +1 312-263-9308 Illinois U.S.A.
  • 3122639309 | +1 312-263-9309 Illinois U.S.A.
  • 3122639310 | +1 312-263-9310 Illinois U.S.A.
  • 3122639311 | +1 312-263-9311 Illinois U.S.A.
  • 3122639312 | +1 312-263-9312 Illinois U.S.A.
  • 3122639313 | +1 312-263-9313 Illinois U.S.A.
  • 3122639314 | +1 312-263-9314 Illinois U.S.A.
  • 3122639315 | +1 312-263-9315 Illinois U.S.A.
  • 3122639316 | +1 312-263-9316 Illinois U.S.A.
  • 3122639317 | +1 312-263-9317 Illinois U.S.A.
  • 3122639318 | +1 312-263-9318 Illinois U.S.A.
  • 3122639319 | +1 312-263-9319 Illinois U.S.A.
  • 3122639320 | +1 312-263-9320 Illinois U.S.A.
  • 3122639321 | +1 312-263-9321 Illinois U.S.A.
  • 3122639322 | +1 312-263-9322 Illinois U.S.A.
  • 3122639323 | +1 312-263-9323 Illinois U.S.A.
  • 3122639324 | +1 312-263-9324 Illinois U.S.A.
  • 3122639325 | +1 312-263-9325 Illinois U.S.A.
  • 3122639326 | +1 312-263-9326 Illinois U.S.A.
  • 3122639327 | +1 312-263-9327 Illinois U.S.A.
  • 3122639328 | +1 312-263-9328 Illinois U.S.A.
  • 3122639329 | +1 312-263-9329 Illinois U.S.A.
  • 3122639330 | +1 312-263-9330 Illinois U.S.A.
  • 3122639331 | +1 312-263-9331 Illinois U.S.A.
  • 3122639332 | +1 312-263-9332 Illinois U.S.A.
  • 3122639333 | +1 312-263-9333 Illinois U.S.A.
  • 3122639334 | +1 312-263-9334 Illinois U.S.A.
  • 3122639335 | +1 312-263-9335 Illinois U.S.A.
  • 3122639336 | +1 312-263-9336 Illinois U.S.A.
  • 3122639337 | +1 312-263-9337 Illinois U.S.A.
  • 3122639338 | +1 312-263-9338 Illinois U.S.A.
  • 3122639339 | +1 312-263-9339 Illinois U.S.A.
  • 3122639340 | +1 312-263-9340 Illinois U.S.A.
  • 3122639341 | +1 312-263-9341 Illinois U.S.A.
  • 3122639342 | +1 312-263-9342 Illinois U.S.A.
  • 3122639343 | +1 312-263-9343 Illinois U.S.A.
  • 3122639344 | +1 312-263-9344 Illinois U.S.A.
  • 3122639345 | +1 312-263-9345 Illinois U.S.A.
  • 3122639346 | +1 312-263-9346 Illinois U.S.A.
  • 3122639347 | +1 312-263-9347 Illinois U.S.A.
  • 3122639348 | +1 312-263-9348 Illinois U.S.A.
  • 3122639349 | +1 312-263-9349 Illinois U.S.A.
  • 3122639350 | +1 312-263-9350 Illinois U.S.A.
  • 3122639351 | +1 312-263-9351 Illinois U.S.A.
  • 3122639352 | +1 312-263-9352 Illinois U.S.A.
  • 3122639353 | +1 312-263-9353 Illinois U.S.A.
  • 3122639354 | +1 312-263-9354 Illinois U.S.A.
  • 3122639355 | +1 312-263-9355 Illinois U.S.A.
  • 3122639356 | +1 312-263-9356 Illinois U.S.A.
  • 3122639357 | +1 312-263-9357 Illinois U.S.A.
  • 3122639358 | +1 312-263-9358 Illinois U.S.A.
  • 3122639359 | +1 312-263-9359 Illinois U.S.A.
  • 3122639360 | +1 312-263-9360 Illinois U.S.A.
  • 3122639361 | +1 312-263-9361 Illinois U.S.A.
  • 3122639362 | +1 312-263-9362 Illinois U.S.A.
  • 3122639363 | +1 312-263-9363 Illinois U.S.A.
  • 3122639364 | +1 312-263-9364 Illinois U.S.A.
  • 3122639365 | +1 312-263-9365 Illinois U.S.A.
  • 3122639366 | +1 312-263-9366 Illinois U.S.A.
  • 3122639367 | +1 312-263-9367 Illinois U.S.A.
  • 3122639368 | +1 312-263-9368 Illinois U.S.A.
  • 3122639369 | +1 312-263-9369 Illinois U.S.A.
  • 3122639370 | +1 312-263-9370 Illinois U.S.A.
  • 3122639371 | +1 312-263-9371 Illinois U.S.A.
  • 3122639372 | +1 312-263-9372 Illinois U.S.A.
  • 3122639373 | +1 312-263-9373 Illinois U.S.A.
  • 3122639374 | +1 312-263-9374 Illinois U.S.A.
  • 3122639375 | +1 312-263-9375 Illinois U.S.A.
  • 3122639376 | +1 312-263-9376 Illinois U.S.A.
  • 3122639377 | +1 312-263-9377 Illinois U.S.A.
  • 3122639378 | +1 312-263-9378 Illinois U.S.A.
  • 3122639379 | +1 312-263-9379 Illinois U.S.A.
  • 3122639380 | +1 312-263-9380 Illinois U.S.A.
  • 3122639381 | +1 312-263-9381 Illinois U.S.A.
  • 3122639382 | +1 312-263-9382 Illinois U.S.A.
  • 3122639383 | +1 312-263-9383 Illinois U.S.A.
  • 3122639384 | +1 312-263-9384 Illinois U.S.A.
  • 3122639385 | +1 312-263-9385 Illinois U.S.A.
  • 3122639386 | +1 312-263-9386 Illinois U.S.A.
  • 3122639387 | +1 312-263-9387 Illinois U.S.A.
  • 3122639388 | +1 312-263-9388 Illinois U.S.A.
  • 3122639389 | +1 312-263-9389 Illinois U.S.A.
  • 3122639390 | +1 312-263-9390 Illinois U.S.A.
  • 3122639391 | +1 312-263-9391 Illinois U.S.A.
  • 3122639392 | +1 312-263-9392 Illinois U.S.A.
  • 3122639393 | +1 312-263-9393 Illinois U.S.A.
  • 3122639394 | +1 312-263-9394 Illinois U.S.A.
  • 3122639395 | +1 312-263-9395 Illinois U.S.A.
  • 3122639396 | +1 312-263-9396 Illinois U.S.A.
  • 3122639397 | +1 312-263-9397 Illinois U.S.A.
  • 3122639398 | +1 312-263-9398 Illinois U.S.A.
  • 3122639399 | +1 312-263-9399 Illinois U.S.A.