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).

  • 3124797300 | +1 312-479-7300 Illinois U.S.A.
  • 3124797301 | +1 312-479-7301 Illinois U.S.A.
  • 3124797302 | +1 312-479-7302 Illinois U.S.A.
  • 3124797303 | +1 312-479-7303 Illinois U.S.A.
  • 3124797304 | +1 312-479-7304 Illinois U.S.A.
  • 3124797305 | +1 312-479-7305 Illinois U.S.A.
  • 3124797306 | +1 312-479-7306 Illinois U.S.A.
  • 3124797307 | +1 312-479-7307 Illinois U.S.A.
  • 3124797308 | +1 312-479-7308 Illinois U.S.A.
  • 3124797309 | +1 312-479-7309 Illinois U.S.A.
  • 3124797310 | +1 312-479-7310 Illinois U.S.A.
  • 3124797311 | +1 312-479-7311 Illinois U.S.A.
  • 3124797312 | +1 312-479-7312 Illinois U.S.A.
  • 3124797313 | +1 312-479-7313 Illinois U.S.A.
  • 3124797314 | +1 312-479-7314 Illinois U.S.A.
  • 3124797315 | +1 312-479-7315 Illinois U.S.A.
  • 3124797316 | +1 312-479-7316 Illinois U.S.A.
  • 3124797317 | +1 312-479-7317 Illinois U.S.A.
  • 3124797318 | +1 312-479-7318 Illinois U.S.A.
  • 3124797319 | +1 312-479-7319 Illinois U.S.A.
  • 3124797320 | +1 312-479-7320 Illinois U.S.A.
  • 3124797321 | +1 312-479-7321 Illinois U.S.A.
  • 3124797322 | +1 312-479-7322 Illinois U.S.A.
  • 3124797323 | +1 312-479-7323 Illinois U.S.A.
  • 3124797324 | +1 312-479-7324 Illinois U.S.A.
  • 3124797325 | +1 312-479-7325 Illinois U.S.A.
  • 3124797326 | +1 312-479-7326 Illinois U.S.A.
  • 3124797327 | +1 312-479-7327 Illinois U.S.A.
  • 3124797328 | +1 312-479-7328 Illinois U.S.A.
  • 3124797329 | +1 312-479-7329 Illinois U.S.A.
  • 3124797330 | +1 312-479-7330 Illinois U.S.A.
  • 3124797331 | +1 312-479-7331 Illinois U.S.A.
  • 3124797332 | +1 312-479-7332 Illinois U.S.A.
  • 3124797333 | +1 312-479-7333 Illinois U.S.A.
  • 3124797334 | +1 312-479-7334 Illinois U.S.A.
  • 3124797335 | +1 312-479-7335 Illinois U.S.A.
  • 3124797336 | +1 312-479-7336 Illinois U.S.A.
  • 3124797337 | +1 312-479-7337 Illinois U.S.A.
  • 3124797338 | +1 312-479-7338 Illinois U.S.A.
  • 3124797339 | +1 312-479-7339 Illinois U.S.A.
  • 3124797340 | +1 312-479-7340 Illinois U.S.A.
  • 3124797341 | +1 312-479-7341 Illinois U.S.A.
  • 3124797342 | +1 312-479-7342 Illinois U.S.A.
  • 3124797343 | +1 312-479-7343 Illinois U.S.A.
  • 3124797344 | +1 312-479-7344 Illinois U.S.A.
  • 3124797345 | +1 312-479-7345 Illinois U.S.A.
  • 3124797346 | +1 312-479-7346 Illinois U.S.A.
  • 3124797347 | +1 312-479-7347 Illinois U.S.A.
  • 3124797348 | +1 312-479-7348 Illinois U.S.A.
  • 3124797349 | +1 312-479-7349 Illinois U.S.A.
  • 3124797350 | +1 312-479-7350 Illinois U.S.A.
  • 3124797351 | +1 312-479-7351 Illinois U.S.A.
  • 3124797352 | +1 312-479-7352 Illinois U.S.A.
  • 3124797353 | +1 312-479-7353 Illinois U.S.A.
  • 3124797354 | +1 312-479-7354 Illinois U.S.A.
  • 3124797355 | +1 312-479-7355 Illinois U.S.A.
  • 3124797356 | +1 312-479-7356 Illinois U.S.A.
  • 3124797357 | +1 312-479-7357 Illinois U.S.A.
  • 3124797358 | +1 312-479-7358 Illinois U.S.A.
  • 3124797359 | +1 312-479-7359 Illinois U.S.A.
  • 3124797360 | +1 312-479-7360 Illinois U.S.A.
  • 3124797361 | +1 312-479-7361 Illinois U.S.A.
  • 3124797362 | +1 312-479-7362 Illinois U.S.A.
  • 3124797363 | +1 312-479-7363 Illinois U.S.A.
  • 3124797364 | +1 312-479-7364 Illinois U.S.A.
  • 3124797365 | +1 312-479-7365 Illinois U.S.A.
  • 3124797366 | +1 312-479-7366 Illinois U.S.A.
  • 3124797367 | +1 312-479-7367 Illinois U.S.A.
  • 3124797368 | +1 312-479-7368 Illinois U.S.A.
  • 3124797369 | +1 312-479-7369 Illinois U.S.A.
  • 3124797370 | +1 312-479-7370 Illinois U.S.A.
  • 3124797371 | +1 312-479-7371 Illinois U.S.A.
  • 3124797372 | +1 312-479-7372 Illinois U.S.A.
  • 3124797373 | +1 312-479-7373 Illinois U.S.A.
  • 3124797374 | +1 312-479-7374 Illinois U.S.A.
  • 3124797375 | +1 312-479-7375 Illinois U.S.A.
  • 3124797376 | +1 312-479-7376 Illinois U.S.A.
  • 3124797377 | +1 312-479-7377 Illinois U.S.A.
  • 3124797378 | +1 312-479-7378 Illinois U.S.A.
  • 3124797379 | +1 312-479-7379 Illinois U.S.A.
  • 3124797380 | +1 312-479-7380 Illinois U.S.A.
  • 3124797381 | +1 312-479-7381 Illinois U.S.A.
  • 3124797382 | +1 312-479-7382 Illinois U.S.A.
  • 3124797383 | +1 312-479-7383 Illinois U.S.A.
  • 3124797384 | +1 312-479-7384 Illinois U.S.A.
  • 3124797385 | +1 312-479-7385 Illinois U.S.A.
  • 3124797386 | +1 312-479-7386 Illinois U.S.A.
  • 3124797387 | +1 312-479-7387 Illinois U.S.A.
  • 3124797388 | +1 312-479-7388 Illinois U.S.A.
  • 3124797389 | +1 312-479-7389 Illinois U.S.A.
  • 3124797390 | +1 312-479-7390 Illinois U.S.A.
  • 3124797391 | +1 312-479-7391 Illinois U.S.A.
  • 3124797392 | +1 312-479-7392 Illinois U.S.A.
  • 3124797393 | +1 312-479-7393 Illinois U.S.A.
  • 3124797394 | +1 312-479-7394 Illinois U.S.A.
  • 3124797395 | +1 312-479-7395 Illinois U.S.A.
  • 3124797396 | +1 312-479-7396 Illinois U.S.A.
  • 3124797397 | +1 312-479-7397 Illinois U.S.A.
  • 3124797398 | +1 312-479-7398 Illinois U.S.A.
  • 3124797399 | +1 312-479-7399 Illinois U.S.A.