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).

  • 3129928300 | +1 312-992-8300 Illinois U.S.A.
  • 3129928301 | +1 312-992-8301 Illinois U.S.A.
  • 3129928302 | +1 312-992-8302 Illinois U.S.A.
  • 3129928303 | +1 312-992-8303 Illinois U.S.A.
  • 3129928304 | +1 312-992-8304 Illinois U.S.A.
  • 3129928305 | +1 312-992-8305 Illinois U.S.A.
  • 3129928306 | +1 312-992-8306 Illinois U.S.A.
  • 3129928307 | +1 312-992-8307 Illinois U.S.A.
  • 3129928308 | +1 312-992-8308 Illinois U.S.A.
  • 3129928309 | +1 312-992-8309 Illinois U.S.A.
  • 3129928310 | +1 312-992-8310 Illinois U.S.A.
  • 3129928311 | +1 312-992-8311 Illinois U.S.A.
  • 3129928312 | +1 312-992-8312 Illinois U.S.A.
  • 3129928313 | +1 312-992-8313 Illinois U.S.A.
  • 3129928314 | +1 312-992-8314 Illinois U.S.A.
  • 3129928315 | +1 312-992-8315 Illinois U.S.A.
  • 3129928316 | +1 312-992-8316 Illinois U.S.A.
  • 3129928317 | +1 312-992-8317 Illinois U.S.A.
  • 3129928318 | +1 312-992-8318 Illinois U.S.A.
  • 3129928319 | +1 312-992-8319 Illinois U.S.A.
  • 3129928320 | +1 312-992-8320 Illinois U.S.A.
  • 3129928321 | +1 312-992-8321 Illinois U.S.A.
  • 3129928322 | +1 312-992-8322 Illinois U.S.A.
  • 3129928323 | +1 312-992-8323 Illinois U.S.A.
  • 3129928324 | +1 312-992-8324 Illinois U.S.A.
  • 3129928325 | +1 312-992-8325 Illinois U.S.A.
  • 3129928326 | +1 312-992-8326 Illinois U.S.A.
  • 3129928327 | +1 312-992-8327 Illinois U.S.A.
  • 3129928328 | +1 312-992-8328 Illinois U.S.A.
  • 3129928329 | +1 312-992-8329 Illinois U.S.A.
  • 3129928330 | +1 312-992-8330 Illinois U.S.A.
  • 3129928331 | +1 312-992-8331 Illinois U.S.A.
  • 3129928332 | +1 312-992-8332 Illinois U.S.A.
  • 3129928333 | +1 312-992-8333 Illinois U.S.A.
  • 3129928334 | +1 312-992-8334 Illinois U.S.A.
  • 3129928335 | +1 312-992-8335 Illinois U.S.A.
  • 3129928336 | +1 312-992-8336 Illinois U.S.A.
  • 3129928337 | +1 312-992-8337 Illinois U.S.A.
  • 3129928338 | +1 312-992-8338 Illinois U.S.A.
  • 3129928339 | +1 312-992-8339 Illinois U.S.A.
  • 3129928340 | +1 312-992-8340 Illinois U.S.A.
  • 3129928341 | +1 312-992-8341 Illinois U.S.A.
  • 3129928342 | +1 312-992-8342 Illinois U.S.A.
  • 3129928343 | +1 312-992-8343 Illinois U.S.A.
  • 3129928344 | +1 312-992-8344 Illinois U.S.A.
  • 3129928345 | +1 312-992-8345 Illinois U.S.A.
  • 3129928346 | +1 312-992-8346 Illinois U.S.A.
  • 3129928347 | +1 312-992-8347 Illinois U.S.A.
  • 3129928348 | +1 312-992-8348 Illinois U.S.A.
  • 3129928349 | +1 312-992-8349 Illinois U.S.A.
  • 3129928350 | +1 312-992-8350 Illinois U.S.A.
  • 3129928351 | +1 312-992-8351 Illinois U.S.A.
  • 3129928352 | +1 312-992-8352 Illinois U.S.A.
  • 3129928353 | +1 312-992-8353 Illinois U.S.A.
  • 3129928354 | +1 312-992-8354 Illinois U.S.A.
  • 3129928355 | +1 312-992-8355 Illinois U.S.A.
  • 3129928356 | +1 312-992-8356 Illinois U.S.A.
  • 3129928357 | +1 312-992-8357 Illinois U.S.A.
  • 3129928358 | +1 312-992-8358 Illinois U.S.A.
  • 3129928359 | +1 312-992-8359 Illinois U.S.A.
  • 3129928360 | +1 312-992-8360 Illinois U.S.A.
  • 3129928361 | +1 312-992-8361 Illinois U.S.A.
  • 3129928362 | +1 312-992-8362 Illinois U.S.A.
  • 3129928363 | +1 312-992-8363 Illinois U.S.A.
  • 3129928364 | +1 312-992-8364 Illinois U.S.A.
  • 3129928365 | +1 312-992-8365 Illinois U.S.A.
  • 3129928366 | +1 312-992-8366 Illinois U.S.A.
  • 3129928367 | +1 312-992-8367 Illinois U.S.A.
  • 3129928368 | +1 312-992-8368 Illinois U.S.A.
  • 3129928369 | +1 312-992-8369 Illinois U.S.A.
  • 3129928370 | +1 312-992-8370 Illinois U.S.A.
  • 3129928371 | +1 312-992-8371 Illinois U.S.A.
  • 3129928372 | +1 312-992-8372 Illinois U.S.A.
  • 3129928373 | +1 312-992-8373 Illinois U.S.A.
  • 3129928374 | +1 312-992-8374 Illinois U.S.A.
  • 3129928375 | +1 312-992-8375 Illinois U.S.A.
  • 3129928376 | +1 312-992-8376 Illinois U.S.A.
  • 3129928377 | +1 312-992-8377 Illinois U.S.A.
  • 3129928378 | +1 312-992-8378 Illinois U.S.A.
  • 3129928379 | +1 312-992-8379 Illinois U.S.A.
  • 3129928380 | +1 312-992-8380 Illinois U.S.A.
  • 3129928381 | +1 312-992-8381 Illinois U.S.A.
  • 3129928382 | +1 312-992-8382 Illinois U.S.A.
  • 3129928383 | +1 312-992-8383 Illinois U.S.A.
  • 3129928384 | +1 312-992-8384 Illinois U.S.A.
  • 3129928385 | +1 312-992-8385 Illinois U.S.A.
  • 3129928386 | +1 312-992-8386 Illinois U.S.A.
  • 3129928387 | +1 312-992-8387 Illinois U.S.A.
  • 3129928388 | +1 312-992-8388 Illinois U.S.A.
  • 3129928389 | +1 312-992-8389 Illinois U.S.A.
  • 3129928390 | +1 312-992-8390 Illinois U.S.A.
  • 3129928391 | +1 312-992-8391 Illinois U.S.A.
  • 3129928392 | +1 312-992-8392 Illinois U.S.A.
  • 3129928393 | +1 312-992-8393 Illinois U.S.A.
  • 3129928394 | +1 312-992-8394 Illinois U.S.A.
  • 3129928395 | +1 312-992-8395 Illinois U.S.A.
  • 3129928396 | +1 312-992-8396 Illinois U.S.A.
  • 3129928397 | +1 312-992-8397 Illinois U.S.A.
  • 3129928398 | +1 312-992-8398 Illinois U.S.A.
  • 3129928399 | +1 312-992-8399 Illinois U.S.A.