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).

  • 3123068300 | +1 312-306-8300 Illinois U.S.A.
  • 3123068301 | +1 312-306-8301 Illinois U.S.A.
  • 3123068302 | +1 312-306-8302 Illinois U.S.A.
  • 3123068303 | +1 312-306-8303 Illinois U.S.A.
  • 3123068304 | +1 312-306-8304 Illinois U.S.A.
  • 3123068305 | +1 312-306-8305 Illinois U.S.A.
  • 3123068306 | +1 312-306-8306 Illinois U.S.A.
  • 3123068307 | +1 312-306-8307 Illinois U.S.A.
  • 3123068308 | +1 312-306-8308 Illinois U.S.A.
  • 3123068309 | +1 312-306-8309 Illinois U.S.A.
  • 3123068310 | +1 312-306-8310 Illinois U.S.A.
  • 3123068311 | +1 312-306-8311 Illinois U.S.A.
  • 3123068312 | +1 312-306-8312 Illinois U.S.A.
  • 3123068313 | +1 312-306-8313 Illinois U.S.A.
  • 3123068314 | +1 312-306-8314 Illinois U.S.A.
  • 3123068315 | +1 312-306-8315 Illinois U.S.A.
  • 3123068316 | +1 312-306-8316 Illinois U.S.A.
  • 3123068317 | +1 312-306-8317 Illinois U.S.A.
  • 3123068318 | +1 312-306-8318 Illinois U.S.A.
  • 3123068319 | +1 312-306-8319 Illinois U.S.A.
  • 3123068320 | +1 312-306-8320 Illinois U.S.A.
  • 3123068321 | +1 312-306-8321 Illinois U.S.A.
  • 3123068322 | +1 312-306-8322 Illinois U.S.A.
  • 3123068323 | +1 312-306-8323 Illinois U.S.A.
  • 3123068324 | +1 312-306-8324 Illinois U.S.A.
  • 3123068325 | +1 312-306-8325 Illinois U.S.A.
  • 3123068326 | +1 312-306-8326 Illinois U.S.A.
  • 3123068327 | +1 312-306-8327 Illinois U.S.A.
  • 3123068328 | +1 312-306-8328 Illinois U.S.A.
  • 3123068329 | +1 312-306-8329 Illinois U.S.A.
  • 3123068330 | +1 312-306-8330 Illinois U.S.A.
  • 3123068331 | +1 312-306-8331 Illinois U.S.A.
  • 3123068332 | +1 312-306-8332 Illinois U.S.A.
  • 3123068333 | +1 312-306-8333 Illinois U.S.A.
  • 3123068334 | +1 312-306-8334 Illinois U.S.A.
  • 3123068335 | +1 312-306-8335 Illinois U.S.A.
  • 3123068336 | +1 312-306-8336 Illinois U.S.A.
  • 3123068337 | +1 312-306-8337 Illinois U.S.A.
  • 3123068338 | +1 312-306-8338 Illinois U.S.A.
  • 3123068339 | +1 312-306-8339 Illinois U.S.A.
  • 3123068340 | +1 312-306-8340 Illinois U.S.A.
  • 3123068341 | +1 312-306-8341 Illinois U.S.A.
  • 3123068342 | +1 312-306-8342 Illinois U.S.A.
  • 3123068343 | +1 312-306-8343 Illinois U.S.A.
  • 3123068344 | +1 312-306-8344 Illinois U.S.A.
  • 3123068345 | +1 312-306-8345 Illinois U.S.A.
  • 3123068346 | +1 312-306-8346 Illinois U.S.A.
  • 3123068347 | +1 312-306-8347 Illinois U.S.A.
  • 3123068348 | +1 312-306-8348 Illinois U.S.A.
  • 3123068349 | +1 312-306-8349 Illinois U.S.A.
  • 3123068350 | +1 312-306-8350 Illinois U.S.A.
  • 3123068351 | +1 312-306-8351 Illinois U.S.A.
  • 3123068352 | +1 312-306-8352 Illinois U.S.A.
  • 3123068353 | +1 312-306-8353 Illinois U.S.A.
  • 3123068354 | +1 312-306-8354 Illinois U.S.A.
  • 3123068355 | +1 312-306-8355 Illinois U.S.A.
  • 3123068356 | +1 312-306-8356 Illinois U.S.A.
  • 3123068357 | +1 312-306-8357 Illinois U.S.A.
  • 3123068358 | +1 312-306-8358 Illinois U.S.A.
  • 3123068359 | +1 312-306-8359 Illinois U.S.A.
  • 3123068360 | +1 312-306-8360 Illinois U.S.A.
  • 3123068361 | +1 312-306-8361 Illinois U.S.A.
  • 3123068362 | +1 312-306-8362 Illinois U.S.A.
  • 3123068363 | +1 312-306-8363 Illinois U.S.A.
  • 3123068364 | +1 312-306-8364 Illinois U.S.A.
  • 3123068365 | +1 312-306-8365 Illinois U.S.A.
  • 3123068366 | +1 312-306-8366 Illinois U.S.A.
  • 3123068367 | +1 312-306-8367 Illinois U.S.A.
  • 3123068368 | +1 312-306-8368 Illinois U.S.A.
  • 3123068369 | +1 312-306-8369 Illinois U.S.A.
  • 3123068370 | +1 312-306-8370 Illinois U.S.A.
  • 3123068371 | +1 312-306-8371 Illinois U.S.A.
  • 3123068372 | +1 312-306-8372 Illinois U.S.A.
  • 3123068373 | +1 312-306-8373 Illinois U.S.A.
  • 3123068374 | +1 312-306-8374 Illinois U.S.A.
  • 3123068375 | +1 312-306-8375 Illinois U.S.A.
  • 3123068376 | +1 312-306-8376 Illinois U.S.A.
  • 3123068377 | +1 312-306-8377 Illinois U.S.A.
  • 3123068378 | +1 312-306-8378 Illinois U.S.A.
  • 3123068379 | +1 312-306-8379 Illinois U.S.A.
  • 3123068380 | +1 312-306-8380 Illinois U.S.A.
  • 3123068381 | +1 312-306-8381 Illinois U.S.A.
  • 3123068382 | +1 312-306-8382 Illinois U.S.A.
  • 3123068383 | +1 312-306-8383 Illinois U.S.A.
  • 3123068384 | +1 312-306-8384 Illinois U.S.A.
  • 3123068385 | +1 312-306-8385 Illinois U.S.A.
  • 3123068386 | +1 312-306-8386 Illinois U.S.A.
  • 3123068387 | +1 312-306-8387 Illinois U.S.A.
  • 3123068388 | +1 312-306-8388 Illinois U.S.A.
  • 3123068389 | +1 312-306-8389 Illinois U.S.A.
  • 3123068390 | +1 312-306-8390 Illinois U.S.A.
  • 3123068391 | +1 312-306-8391 Illinois U.S.A.
  • 3123068392 | +1 312-306-8392 Illinois U.S.A.
  • 3123068393 | +1 312-306-8393 Illinois U.S.A.
  • 3123068394 | +1 312-306-8394 Illinois U.S.A.
  • 3123068395 | +1 312-306-8395 Illinois U.S.A.
  • 3123068396 | +1 312-306-8396 Illinois U.S.A.
  • 3123068397 | +1 312-306-8397 Illinois U.S.A.
  • 3123068398 | +1 312-306-8398 Illinois U.S.A.
  • 3123068399 | +1 312-306-8399 Illinois U.S.A.