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).

  • 3125428300 | +1 312-542-8300 Illinois U.S.A.
  • 3125428301 | +1 312-542-8301 Illinois U.S.A.
  • 3125428302 | +1 312-542-8302 Illinois U.S.A.
  • 3125428303 | +1 312-542-8303 Illinois U.S.A.
  • 3125428304 | +1 312-542-8304 Illinois U.S.A.
  • 3125428305 | +1 312-542-8305 Illinois U.S.A.
  • 3125428306 | +1 312-542-8306 Illinois U.S.A.
  • 3125428307 | +1 312-542-8307 Illinois U.S.A.
  • 3125428308 | +1 312-542-8308 Illinois U.S.A.
  • 3125428309 | +1 312-542-8309 Illinois U.S.A.
  • 3125428310 | +1 312-542-8310 Illinois U.S.A.
  • 3125428311 | +1 312-542-8311 Illinois U.S.A.
  • 3125428312 | +1 312-542-8312 Illinois U.S.A.
  • 3125428313 | +1 312-542-8313 Illinois U.S.A.
  • 3125428314 | +1 312-542-8314 Illinois U.S.A.
  • 3125428315 | +1 312-542-8315 Illinois U.S.A.
  • 3125428316 | +1 312-542-8316 Illinois U.S.A.
  • 3125428317 | +1 312-542-8317 Illinois U.S.A.
  • 3125428318 | +1 312-542-8318 Illinois U.S.A.
  • 3125428319 | +1 312-542-8319 Illinois U.S.A.
  • 3125428320 | +1 312-542-8320 Illinois U.S.A.
  • 3125428321 | +1 312-542-8321 Illinois U.S.A.
  • 3125428322 | +1 312-542-8322 Illinois U.S.A.
  • 3125428323 | +1 312-542-8323 Illinois U.S.A.
  • 3125428324 | +1 312-542-8324 Illinois U.S.A.
  • 3125428325 | +1 312-542-8325 Illinois U.S.A.
  • 3125428326 | +1 312-542-8326 Illinois U.S.A.
  • 3125428327 | +1 312-542-8327 Illinois U.S.A.
  • 3125428328 | +1 312-542-8328 Illinois U.S.A.
  • 3125428329 | +1 312-542-8329 Illinois U.S.A.
  • 3125428330 | +1 312-542-8330 Illinois U.S.A.
  • 3125428331 | +1 312-542-8331 Illinois U.S.A.
  • 3125428332 | +1 312-542-8332 Illinois U.S.A.
  • 3125428333 | +1 312-542-8333 Illinois U.S.A.
  • 3125428334 | +1 312-542-8334 Illinois U.S.A.
  • 3125428335 | +1 312-542-8335 Illinois U.S.A.
  • 3125428336 | +1 312-542-8336 Illinois U.S.A.
  • 3125428337 | +1 312-542-8337 Illinois U.S.A.
  • 3125428338 | +1 312-542-8338 Illinois U.S.A.
  • 3125428339 | +1 312-542-8339 Illinois U.S.A.
  • 3125428340 | +1 312-542-8340 Illinois U.S.A.
  • 3125428341 | +1 312-542-8341 Illinois U.S.A.
  • 3125428342 | +1 312-542-8342 Illinois U.S.A.
  • 3125428343 | +1 312-542-8343 Illinois U.S.A.
  • 3125428344 | +1 312-542-8344 Illinois U.S.A.
  • 3125428345 | +1 312-542-8345 Illinois U.S.A.
  • 3125428346 | +1 312-542-8346 Illinois U.S.A.
  • 3125428347 | +1 312-542-8347 Illinois U.S.A.
  • 3125428348 | +1 312-542-8348 Illinois U.S.A.
  • 3125428349 | +1 312-542-8349 Illinois U.S.A.
  • 3125428350 | +1 312-542-8350 Illinois U.S.A.
  • 3125428351 | +1 312-542-8351 Illinois U.S.A.
  • 3125428352 | +1 312-542-8352 Illinois U.S.A.
  • 3125428353 | +1 312-542-8353 Illinois U.S.A.
  • 3125428354 | +1 312-542-8354 Illinois U.S.A.
  • 3125428355 | +1 312-542-8355 Illinois U.S.A.
  • 3125428356 | +1 312-542-8356 Illinois U.S.A.
  • 3125428357 | +1 312-542-8357 Illinois U.S.A.
  • 3125428358 | +1 312-542-8358 Illinois U.S.A.
  • 3125428359 | +1 312-542-8359 Illinois U.S.A.
  • 3125428360 | +1 312-542-8360 Illinois U.S.A.
  • 3125428361 | +1 312-542-8361 Illinois U.S.A.
  • 3125428362 | +1 312-542-8362 Illinois U.S.A.
  • 3125428363 | +1 312-542-8363 Illinois U.S.A.
  • 3125428364 | +1 312-542-8364 Illinois U.S.A.
  • 3125428365 | +1 312-542-8365 Illinois U.S.A.
  • 3125428366 | +1 312-542-8366 Illinois U.S.A.
  • 3125428367 | +1 312-542-8367 Illinois U.S.A.
  • 3125428368 | +1 312-542-8368 Illinois U.S.A.
  • 3125428369 | +1 312-542-8369 Illinois U.S.A.
  • 3125428370 | +1 312-542-8370 Illinois U.S.A.
  • 3125428371 | +1 312-542-8371 Illinois U.S.A.
  • 3125428372 | +1 312-542-8372 Illinois U.S.A.
  • 3125428373 | +1 312-542-8373 Illinois U.S.A.
  • 3125428374 | +1 312-542-8374 Illinois U.S.A.
  • 3125428375 | +1 312-542-8375 Illinois U.S.A.
  • 3125428376 | +1 312-542-8376 Illinois U.S.A.
  • 3125428377 | +1 312-542-8377 Illinois U.S.A.
  • 3125428378 | +1 312-542-8378 Illinois U.S.A.
  • 3125428379 | +1 312-542-8379 Illinois U.S.A.
  • 3125428380 | +1 312-542-8380 Illinois U.S.A.
  • 3125428381 | +1 312-542-8381 Illinois U.S.A.
  • 3125428382 | +1 312-542-8382 Illinois U.S.A.
  • 3125428383 | +1 312-542-8383 Illinois U.S.A.
  • 3125428384 | +1 312-542-8384 Illinois U.S.A.
  • 3125428385 | +1 312-542-8385 Illinois U.S.A.
  • 3125428386 | +1 312-542-8386 Illinois U.S.A.
  • 3125428387 | +1 312-542-8387 Illinois U.S.A.
  • 3125428388 | +1 312-542-8388 Illinois U.S.A.
  • 3125428389 | +1 312-542-8389 Illinois U.S.A.
  • 3125428390 | +1 312-542-8390 Illinois U.S.A.
  • 3125428391 | +1 312-542-8391 Illinois U.S.A.
  • 3125428392 | +1 312-542-8392 Illinois U.S.A.
  • 3125428393 | +1 312-542-8393 Illinois U.S.A.
  • 3125428394 | +1 312-542-8394 Illinois U.S.A.
  • 3125428395 | +1 312-542-8395 Illinois U.S.A.
  • 3125428396 | +1 312-542-8396 Illinois U.S.A.
  • 3125428397 | +1 312-542-8397 Illinois U.S.A.
  • 3125428398 | +1 312-542-8398 Illinois U.S.A.
  • 3125428399 | +1 312-542-8399 Illinois U.S.A.