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).

  • 3123378300 | +1 312-337-8300 Illinois U.S.A.
  • 3123378301 | +1 312-337-8301 Illinois U.S.A.
  • 3123378302 | +1 312-337-8302 Illinois U.S.A.
  • 3123378303 | +1 312-337-8303 Illinois U.S.A.
  • 3123378304 | +1 312-337-8304 Illinois U.S.A.
  • 3123378305 | +1 312-337-8305 Illinois U.S.A.
  • 3123378306 | +1 312-337-8306 Illinois U.S.A.
  • 3123378307 | +1 312-337-8307 Illinois U.S.A.
  • 3123378308 | +1 312-337-8308 Illinois U.S.A.
  • 3123378309 | +1 312-337-8309 Illinois U.S.A.
  • 3123378310 | +1 312-337-8310 Illinois U.S.A.
  • 3123378311 | +1 312-337-8311 Illinois U.S.A.
  • 3123378312 | +1 312-337-8312 Illinois U.S.A.
  • 3123378313 | +1 312-337-8313 Illinois U.S.A.
  • 3123378314 | +1 312-337-8314 Illinois U.S.A.
  • 3123378315 | +1 312-337-8315 Illinois U.S.A.
  • 3123378316 | +1 312-337-8316 Illinois U.S.A.
  • 3123378317 | +1 312-337-8317 Illinois U.S.A.
  • 3123378318 | +1 312-337-8318 Illinois U.S.A.
  • 3123378319 | +1 312-337-8319 Illinois U.S.A.
  • 3123378320 | +1 312-337-8320 Illinois U.S.A.
  • 3123378321 | +1 312-337-8321 Illinois U.S.A.
  • 3123378322 | +1 312-337-8322 Illinois U.S.A.
  • 3123378323 | +1 312-337-8323 Illinois U.S.A.
  • 3123378324 | +1 312-337-8324 Illinois U.S.A.
  • 3123378325 | +1 312-337-8325 Illinois U.S.A.
  • 3123378326 | +1 312-337-8326 Illinois U.S.A.
  • 3123378327 | +1 312-337-8327 Illinois U.S.A.
  • 3123378328 | +1 312-337-8328 Illinois U.S.A.
  • 3123378329 | +1 312-337-8329 Illinois U.S.A.
  • 3123378330 | +1 312-337-8330 Illinois U.S.A.
  • 3123378331 | +1 312-337-8331 Illinois U.S.A.
  • 3123378332 | +1 312-337-8332 Illinois U.S.A.
  • 3123378333 | +1 312-337-8333 Illinois U.S.A.
  • 3123378334 | +1 312-337-8334 Illinois U.S.A.
  • 3123378335 | +1 312-337-8335 Illinois U.S.A.
  • 3123378336 | +1 312-337-8336 Illinois U.S.A.
  • 3123378337 | +1 312-337-8337 Illinois U.S.A.
  • 3123378338 | +1 312-337-8338 Illinois U.S.A.
  • 3123378339 | +1 312-337-8339 Illinois U.S.A.
  • 3123378340 | +1 312-337-8340 Illinois U.S.A.
  • 3123378341 | +1 312-337-8341 Illinois U.S.A.
  • 3123378342 | +1 312-337-8342 Illinois U.S.A.
  • 3123378343 | +1 312-337-8343 Illinois U.S.A.
  • 3123378344 | +1 312-337-8344 Illinois U.S.A.
  • 3123378345 | +1 312-337-8345 Illinois U.S.A.
  • 3123378346 | +1 312-337-8346 Illinois U.S.A.
  • 3123378347 | +1 312-337-8347 Illinois U.S.A.
  • 3123378348 | +1 312-337-8348 Illinois U.S.A.
  • 3123378349 | +1 312-337-8349 Illinois U.S.A.
  • 3123378350 | +1 312-337-8350 Illinois U.S.A.
  • 3123378351 | +1 312-337-8351 Illinois U.S.A.
  • 3123378352 | +1 312-337-8352 Illinois U.S.A.
  • 3123378353 | +1 312-337-8353 Illinois U.S.A.
  • 3123378354 | +1 312-337-8354 Illinois U.S.A.
  • 3123378355 | +1 312-337-8355 Illinois U.S.A.
  • 3123378356 | +1 312-337-8356 Illinois U.S.A.
  • 3123378357 | +1 312-337-8357 Illinois U.S.A.
  • 3123378358 | +1 312-337-8358 Illinois U.S.A.
  • 3123378359 | +1 312-337-8359 Illinois U.S.A.
  • 3123378360 | +1 312-337-8360 Illinois U.S.A.
  • 3123378361 | +1 312-337-8361 Illinois U.S.A.
  • 3123378362 | +1 312-337-8362 Illinois U.S.A.
  • 3123378363 | +1 312-337-8363 Illinois U.S.A.
  • 3123378364 | +1 312-337-8364 Illinois U.S.A.
  • 3123378365 | +1 312-337-8365 Illinois U.S.A.
  • 3123378366 | +1 312-337-8366 Illinois U.S.A.
  • 3123378367 | +1 312-337-8367 Illinois U.S.A.
  • 3123378368 | +1 312-337-8368 Illinois U.S.A.
  • 3123378369 | +1 312-337-8369 Illinois U.S.A.
  • 3123378370 | +1 312-337-8370 Illinois U.S.A.
  • 3123378371 | +1 312-337-8371 Illinois U.S.A.
  • 3123378372 | +1 312-337-8372 Illinois U.S.A.
  • 3123378373 | +1 312-337-8373 Illinois U.S.A.
  • 3123378374 | +1 312-337-8374 Illinois U.S.A.
  • 3123378375 | +1 312-337-8375 Illinois U.S.A.
  • 3123378376 | +1 312-337-8376 Illinois U.S.A.
  • 3123378377 | +1 312-337-8377 Illinois U.S.A.
  • 3123378378 | +1 312-337-8378 Illinois U.S.A.
  • 3123378379 | +1 312-337-8379 Illinois U.S.A.
  • 3123378380 | +1 312-337-8380 Illinois U.S.A.
  • 3123378381 | +1 312-337-8381 Illinois U.S.A.
  • 3123378382 | +1 312-337-8382 Illinois U.S.A.
  • 3123378383 | +1 312-337-8383 Illinois U.S.A.
  • 3123378384 | +1 312-337-8384 Illinois U.S.A.
  • 3123378385 | +1 312-337-8385 Illinois U.S.A.
  • 3123378386 | +1 312-337-8386 Illinois U.S.A.
  • 3123378387 | +1 312-337-8387 Illinois U.S.A.
  • 3123378388 | +1 312-337-8388 Illinois U.S.A.
  • 3123378389 | +1 312-337-8389 Illinois U.S.A.
  • 3123378390 | +1 312-337-8390 Illinois U.S.A.
  • 3123378391 | +1 312-337-8391 Illinois U.S.A.
  • 3123378392 | +1 312-337-8392 Illinois U.S.A.
  • 3123378393 | +1 312-337-8393 Illinois U.S.A.
  • 3123378394 | +1 312-337-8394 Illinois U.S.A.
  • 3123378395 | +1 312-337-8395 Illinois U.S.A.
  • 3123378396 | +1 312-337-8396 Illinois U.S.A.
  • 3123378397 | +1 312-337-8397 Illinois U.S.A.
  • 3123378398 | +1 312-337-8398 Illinois U.S.A.
  • 3123378399 | +1 312-337-8399 Illinois U.S.A.