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).

  • 3124747300 | +1 312-474-7300 Illinois U.S.A.
  • 3124747301 | +1 312-474-7301 Illinois U.S.A.
  • 3124747302 | +1 312-474-7302 Illinois U.S.A.
  • 3124747303 | +1 312-474-7303 Illinois U.S.A.
  • 3124747304 | +1 312-474-7304 Illinois U.S.A.
  • 3124747305 | +1 312-474-7305 Illinois U.S.A.
  • 3124747306 | +1 312-474-7306 Illinois U.S.A.
  • 3124747307 | +1 312-474-7307 Illinois U.S.A.
  • 3124747308 | +1 312-474-7308 Illinois U.S.A.
  • 3124747309 | +1 312-474-7309 Illinois U.S.A.
  • 3124747310 | +1 312-474-7310 Illinois U.S.A.
  • 3124747311 | +1 312-474-7311 Illinois U.S.A.
  • 3124747312 | +1 312-474-7312 Illinois U.S.A.
  • 3124747313 | +1 312-474-7313 Illinois U.S.A.
  • 3124747314 | +1 312-474-7314 Illinois U.S.A.
  • 3124747315 | +1 312-474-7315 Illinois U.S.A.
  • 3124747316 | +1 312-474-7316 Illinois U.S.A.
  • 3124747317 | +1 312-474-7317 Illinois U.S.A.
  • 3124747318 | +1 312-474-7318 Illinois U.S.A.
  • 3124747319 | +1 312-474-7319 Illinois U.S.A.
  • 3124747320 | +1 312-474-7320 Illinois U.S.A.
  • 3124747321 | +1 312-474-7321 Illinois U.S.A.
  • 3124747322 | +1 312-474-7322 Illinois U.S.A.
  • 3124747323 | +1 312-474-7323 Illinois U.S.A.
  • 3124747324 | +1 312-474-7324 Illinois U.S.A.
  • 3124747325 | +1 312-474-7325 Illinois U.S.A.
  • 3124747326 | +1 312-474-7326 Illinois U.S.A.
  • 3124747327 | +1 312-474-7327 Illinois U.S.A.
  • 3124747328 | +1 312-474-7328 Illinois U.S.A.
  • 3124747329 | +1 312-474-7329 Illinois U.S.A.
  • 3124747330 | +1 312-474-7330 Illinois U.S.A.
  • 3124747331 | +1 312-474-7331 Illinois U.S.A.
  • 3124747332 | +1 312-474-7332 Illinois U.S.A.
  • 3124747333 | +1 312-474-7333 Illinois U.S.A.
  • 3124747334 | +1 312-474-7334 Illinois U.S.A.
  • 3124747335 | +1 312-474-7335 Illinois U.S.A.
  • 3124747336 | +1 312-474-7336 Illinois U.S.A.
  • 3124747337 | +1 312-474-7337 Illinois U.S.A.
  • 3124747338 | +1 312-474-7338 Illinois U.S.A.
  • 3124747339 | +1 312-474-7339 Illinois U.S.A.
  • 3124747340 | +1 312-474-7340 Illinois U.S.A.
  • 3124747341 | +1 312-474-7341 Illinois U.S.A.
  • 3124747342 | +1 312-474-7342 Illinois U.S.A.
  • 3124747343 | +1 312-474-7343 Illinois U.S.A.
  • 3124747344 | +1 312-474-7344 Illinois U.S.A.
  • 3124747345 | +1 312-474-7345 Illinois U.S.A.
  • 3124747346 | +1 312-474-7346 Illinois U.S.A.
  • 3124747347 | +1 312-474-7347 Illinois U.S.A.
  • 3124747348 | +1 312-474-7348 Illinois U.S.A.
  • 3124747349 | +1 312-474-7349 Illinois U.S.A.
  • 3124747350 | +1 312-474-7350 Illinois U.S.A.
  • 3124747351 | +1 312-474-7351 Illinois U.S.A.
  • 3124747352 | +1 312-474-7352 Illinois U.S.A.
  • 3124747353 | +1 312-474-7353 Illinois U.S.A.
  • 3124747354 | +1 312-474-7354 Illinois U.S.A.
  • 3124747355 | +1 312-474-7355 Illinois U.S.A.
  • 3124747356 | +1 312-474-7356 Illinois U.S.A.
  • 3124747357 | +1 312-474-7357 Illinois U.S.A.
  • 3124747358 | +1 312-474-7358 Illinois U.S.A.
  • 3124747359 | +1 312-474-7359 Illinois U.S.A.
  • 3124747360 | +1 312-474-7360 Illinois U.S.A.
  • 3124747361 | +1 312-474-7361 Illinois U.S.A.
  • 3124747362 | +1 312-474-7362 Illinois U.S.A.
  • 3124747363 | +1 312-474-7363 Illinois U.S.A.
  • 3124747364 | +1 312-474-7364 Illinois U.S.A.
  • 3124747365 | +1 312-474-7365 Illinois U.S.A.
  • 3124747366 | +1 312-474-7366 Illinois U.S.A.
  • 3124747367 | +1 312-474-7367 Illinois U.S.A.
  • 3124747368 | +1 312-474-7368 Illinois U.S.A.
  • 3124747369 | +1 312-474-7369 Illinois U.S.A.
  • 3124747370 | +1 312-474-7370 Illinois U.S.A.
  • 3124747371 | +1 312-474-7371 Illinois U.S.A.
  • 3124747372 | +1 312-474-7372 Illinois U.S.A.
  • 3124747373 | +1 312-474-7373 Illinois U.S.A.
  • 3124747374 | +1 312-474-7374 Illinois U.S.A.
  • 3124747375 | +1 312-474-7375 Illinois U.S.A.
  • 3124747376 | +1 312-474-7376 Illinois U.S.A.
  • 3124747377 | +1 312-474-7377 Illinois U.S.A.
  • 3124747378 | +1 312-474-7378 Illinois U.S.A.
  • 3124747379 | +1 312-474-7379 Illinois U.S.A.
  • 3124747380 | +1 312-474-7380 Illinois U.S.A.
  • 3124747381 | +1 312-474-7381 Illinois U.S.A.
  • 3124747382 | +1 312-474-7382 Illinois U.S.A.
  • 3124747383 | +1 312-474-7383 Illinois U.S.A.
  • 3124747384 | +1 312-474-7384 Illinois U.S.A.
  • 3124747385 | +1 312-474-7385 Illinois U.S.A.
  • 3124747386 | +1 312-474-7386 Illinois U.S.A.
  • 3124747387 | +1 312-474-7387 Illinois U.S.A.
  • 3124747388 | +1 312-474-7388 Illinois U.S.A.
  • 3124747389 | +1 312-474-7389 Illinois U.S.A.
  • 3124747390 | +1 312-474-7390 Illinois U.S.A.
  • 3124747391 | +1 312-474-7391 Illinois U.S.A.
  • 3124747392 | +1 312-474-7392 Illinois U.S.A.
  • 3124747393 | +1 312-474-7393 Illinois U.S.A.
  • 3124747394 | +1 312-474-7394 Illinois U.S.A.
  • 3124747395 | +1 312-474-7395 Illinois U.S.A.
  • 3124747396 | +1 312-474-7396 Illinois U.S.A.
  • 3124747397 | +1 312-474-7397 Illinois U.S.A.
  • 3124747398 | +1 312-474-7398 Illinois U.S.A.
  • 3124747399 | +1 312-474-7399 Illinois U.S.A.