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).

  • 3124278300 | +1 312-427-8300 Illinois U.S.A.
  • 3124278301 | +1 312-427-8301 Illinois U.S.A.
  • 3124278302 | +1 312-427-8302 Illinois U.S.A.
  • 3124278303 | +1 312-427-8303 Illinois U.S.A.
  • 3124278304 | +1 312-427-8304 Illinois U.S.A.
  • 3124278305 | +1 312-427-8305 Illinois U.S.A.
  • 3124278306 | +1 312-427-8306 Illinois U.S.A.
  • 3124278307 | +1 312-427-8307 Illinois U.S.A.
  • 3124278308 | +1 312-427-8308 Illinois U.S.A.
  • 3124278309 | +1 312-427-8309 Illinois U.S.A.
  • 3124278310 | +1 312-427-8310 Illinois U.S.A.
  • 3124278311 | +1 312-427-8311 Illinois U.S.A.
  • 3124278312 | +1 312-427-8312 Illinois U.S.A.
  • 3124278313 | +1 312-427-8313 Illinois U.S.A.
  • 3124278314 | +1 312-427-8314 Illinois U.S.A.
  • 3124278315 | +1 312-427-8315 Illinois U.S.A.
  • 3124278316 | +1 312-427-8316 Illinois U.S.A.
  • 3124278317 | +1 312-427-8317 Illinois U.S.A.
  • 3124278318 | +1 312-427-8318 Illinois U.S.A.
  • 3124278319 | +1 312-427-8319 Illinois U.S.A.
  • 3124278320 | +1 312-427-8320 Illinois U.S.A.
  • 3124278321 | +1 312-427-8321 Illinois U.S.A.
  • 3124278322 | +1 312-427-8322 Illinois U.S.A.
  • 3124278323 | +1 312-427-8323 Illinois U.S.A.
  • 3124278324 | +1 312-427-8324 Illinois U.S.A.
  • 3124278325 | +1 312-427-8325 Illinois U.S.A.
  • 3124278326 | +1 312-427-8326 Illinois U.S.A.
  • 3124278327 | +1 312-427-8327 Illinois U.S.A.
  • 3124278328 | +1 312-427-8328 Illinois U.S.A.
  • 3124278329 | +1 312-427-8329 Illinois U.S.A.
  • 3124278330 | +1 312-427-8330 Illinois U.S.A.
  • 3124278331 | +1 312-427-8331 Illinois U.S.A.
  • 3124278332 | +1 312-427-8332 Illinois U.S.A.
  • 3124278333 | +1 312-427-8333 Illinois U.S.A.
  • 3124278334 | +1 312-427-8334 Illinois U.S.A.
  • 3124278335 | +1 312-427-8335 Illinois U.S.A.
  • 3124278336 | +1 312-427-8336 Illinois U.S.A.
  • 3124278337 | +1 312-427-8337 Illinois U.S.A.
  • 3124278338 | +1 312-427-8338 Illinois U.S.A.
  • 3124278339 | +1 312-427-8339 Illinois U.S.A.
  • 3124278340 | +1 312-427-8340 Illinois U.S.A.
  • 3124278341 | +1 312-427-8341 Illinois U.S.A.
  • 3124278342 | +1 312-427-8342 Illinois U.S.A.
  • 3124278343 | +1 312-427-8343 Illinois U.S.A.
  • 3124278344 | +1 312-427-8344 Illinois U.S.A.
  • 3124278345 | +1 312-427-8345 Illinois U.S.A.
  • 3124278346 | +1 312-427-8346 Illinois U.S.A.
  • 3124278347 | +1 312-427-8347 Illinois U.S.A.
  • 3124278348 | +1 312-427-8348 Illinois U.S.A.
  • 3124278349 | +1 312-427-8349 Illinois U.S.A.
  • 3124278350 | +1 312-427-8350 Illinois U.S.A.
  • 3124278351 | +1 312-427-8351 Illinois U.S.A.
  • 3124278352 | +1 312-427-8352 Illinois U.S.A.
  • 3124278353 | +1 312-427-8353 Illinois U.S.A.
  • 3124278354 | +1 312-427-8354 Illinois U.S.A.
  • 3124278355 | +1 312-427-8355 Illinois U.S.A.
  • 3124278356 | +1 312-427-8356 Illinois U.S.A.
  • 3124278357 | +1 312-427-8357 Illinois U.S.A.
  • 3124278358 | +1 312-427-8358 Illinois U.S.A.
  • 3124278359 | +1 312-427-8359 Illinois U.S.A.
  • 3124278360 | +1 312-427-8360 Illinois U.S.A.
  • 3124278361 | +1 312-427-8361 Illinois U.S.A.
  • 3124278362 | +1 312-427-8362 Illinois U.S.A.
  • 3124278363 | +1 312-427-8363 Illinois U.S.A.
  • 3124278364 | +1 312-427-8364 Illinois U.S.A.
  • 3124278365 | +1 312-427-8365 Illinois U.S.A.
  • 3124278366 | +1 312-427-8366 Illinois U.S.A.
  • 3124278367 | +1 312-427-8367 Illinois U.S.A.
  • 3124278368 | +1 312-427-8368 Illinois U.S.A.
  • 3124278369 | +1 312-427-8369 Illinois U.S.A.
  • 3124278370 | +1 312-427-8370 Illinois U.S.A.
  • 3124278371 | +1 312-427-8371 Illinois U.S.A.
  • 3124278372 | +1 312-427-8372 Illinois U.S.A.
  • 3124278373 | +1 312-427-8373 Illinois U.S.A.
  • 3124278374 | +1 312-427-8374 Illinois U.S.A.
  • 3124278375 | +1 312-427-8375 Illinois U.S.A.
  • 3124278376 | +1 312-427-8376 Illinois U.S.A.
  • 3124278377 | +1 312-427-8377 Illinois U.S.A.
  • 3124278378 | +1 312-427-8378 Illinois U.S.A.
  • 3124278379 | +1 312-427-8379 Illinois U.S.A.
  • 3124278380 | +1 312-427-8380 Illinois U.S.A.
  • 3124278381 | +1 312-427-8381 Illinois U.S.A.
  • 3124278382 | +1 312-427-8382 Illinois U.S.A.
  • 3124278383 | +1 312-427-8383 Illinois U.S.A.
  • 3124278384 | +1 312-427-8384 Illinois U.S.A.
  • 3124278385 | +1 312-427-8385 Illinois U.S.A.
  • 3124278386 | +1 312-427-8386 Illinois U.S.A.
  • 3124278387 | +1 312-427-8387 Illinois U.S.A.
  • 3124278388 | +1 312-427-8388 Illinois U.S.A.
  • 3124278389 | +1 312-427-8389 Illinois U.S.A.
  • 3124278390 | +1 312-427-8390 Illinois U.S.A.
  • 3124278391 | +1 312-427-8391 Illinois U.S.A.
  • 3124278392 | +1 312-427-8392 Illinois U.S.A.
  • 3124278393 | +1 312-427-8393 Illinois U.S.A.
  • 3124278394 | +1 312-427-8394 Illinois U.S.A.
  • 3124278395 | +1 312-427-8395 Illinois U.S.A.
  • 3124278396 | +1 312-427-8396 Illinois U.S.A.
  • 3124278397 | +1 312-427-8397 Illinois U.S.A.
  • 3124278398 | +1 312-427-8398 Illinois U.S.A.
  • 3124278399 | +1 312-427-8399 Illinois U.S.A.