City of Chicago


312 Area code: Chicago, Cook - Wireless

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).

  • 3124040300 | +1 312-404-0300 Illinois U.S.A.
  • 3124040301 | +1 312-404-0301 Illinois U.S.A.
  • 3124040302 | +1 312-404-0302 Illinois U.S.A.
  • 3124040303 | +1 312-404-0303 Illinois U.S.A.
  • 3124040304 | +1 312-404-0304 Illinois U.S.A.
  • 3124040305 | +1 312-404-0305 Illinois U.S.A.
  • 3124040306 | +1 312-404-0306 Illinois U.S.A.
  • 3124040307 | +1 312-404-0307 Illinois U.S.A.
  • 3124040308 | +1 312-404-0308 Illinois U.S.A.
  • 3124040309 | +1 312-404-0309 Illinois U.S.A.
  • 3124040310 | +1 312-404-0310 Illinois U.S.A.
  • 3124040311 | +1 312-404-0311 Illinois U.S.A.
  • 3124040312 | +1 312-404-0312 Illinois U.S.A.
  • 3124040313 | +1 312-404-0313 Illinois U.S.A.
  • 3124040314 | +1 312-404-0314 Illinois U.S.A.
  • 3124040315 | +1 312-404-0315 Illinois U.S.A.
  • 3124040316 | +1 312-404-0316 Illinois U.S.A.
  • 3124040317 | +1 312-404-0317 Illinois U.S.A.
  • 3124040318 | +1 312-404-0318 Illinois U.S.A.
  • 3124040319 | +1 312-404-0319 Illinois U.S.A.
  • 3124040320 | +1 312-404-0320 Illinois U.S.A.
  • 3124040321 | +1 312-404-0321 Illinois U.S.A.
  • 3124040322 | +1 312-404-0322 Illinois U.S.A.
  • 3124040323 | +1 312-404-0323 Illinois U.S.A.
  • 3124040324 | +1 312-404-0324 Illinois U.S.A.
  • 3124040325 | +1 312-404-0325 Illinois U.S.A.
  • 3124040326 | +1 312-404-0326 Illinois U.S.A.
  • 3124040327 | +1 312-404-0327 Illinois U.S.A.
  • 3124040328 | +1 312-404-0328 Illinois U.S.A.
  • 3124040329 | +1 312-404-0329 Illinois U.S.A.
  • 3124040330 | +1 312-404-0330 Illinois U.S.A.
  • 3124040331 | +1 312-404-0331 Illinois U.S.A.
  • 3124040332 | +1 312-404-0332 Illinois U.S.A.
  • 3124040333 | +1 312-404-0333 Illinois U.S.A.
  • 3124040334 | +1 312-404-0334 Illinois U.S.A.
  • 3124040335 | +1 312-404-0335 Illinois U.S.A.
  • 3124040336 | +1 312-404-0336 Illinois U.S.A.
  • 3124040337 | +1 312-404-0337 Illinois U.S.A.
  • 3124040338 | +1 312-404-0338 Illinois U.S.A.
  • 3124040339 | +1 312-404-0339 Illinois U.S.A.
  • 3124040340 | +1 312-404-0340 Illinois U.S.A.
  • 3124040341 | +1 312-404-0341 Illinois U.S.A.
  • 3124040342 | +1 312-404-0342 Illinois U.S.A.
  • 3124040343 | +1 312-404-0343 Illinois U.S.A.
  • 3124040344 | +1 312-404-0344 Illinois U.S.A.
  • 3124040345 | +1 312-404-0345 Illinois U.S.A.
  • 3124040346 | +1 312-404-0346 Illinois U.S.A.
  • 3124040347 | +1 312-404-0347 Illinois U.S.A.
  • 3124040348 | +1 312-404-0348 Illinois U.S.A.
  • 3124040349 | +1 312-404-0349 Illinois U.S.A.
  • 3124040350 | +1 312-404-0350 Illinois U.S.A.
  • 3124040351 | +1 312-404-0351 Illinois U.S.A.
  • 3124040352 | +1 312-404-0352 Illinois U.S.A.
  • 3124040353 | +1 312-404-0353 Illinois U.S.A.
  • 3124040354 | +1 312-404-0354 Illinois U.S.A.
  • 3124040355 | +1 312-404-0355 Illinois U.S.A.
  • 3124040356 | +1 312-404-0356 Illinois U.S.A.
  • 3124040357 | +1 312-404-0357 Illinois U.S.A.
  • 3124040358 | +1 312-404-0358 Illinois U.S.A.
  • 3124040359 | +1 312-404-0359 Illinois U.S.A.
  • 3124040360 | +1 312-404-0360 Illinois U.S.A.
  • 3124040361 | +1 312-404-0361 Illinois U.S.A.
  • 3124040362 | +1 312-404-0362 Illinois U.S.A.
  • 3124040363 | +1 312-404-0363 Illinois U.S.A.
  • 3124040364 | +1 312-404-0364 Illinois U.S.A.
  • 3124040365 | +1 312-404-0365 Illinois U.S.A.
  • 3124040366 | +1 312-404-0366 Illinois U.S.A.
  • 3124040367 | +1 312-404-0367 Illinois U.S.A.
  • 3124040368 | +1 312-404-0368 Illinois U.S.A.
  • 3124040369 | +1 312-404-0369 Illinois U.S.A.
  • 3124040370 | +1 312-404-0370 Illinois U.S.A.
  • 3124040371 | +1 312-404-0371 Illinois U.S.A.
  • 3124040372 | +1 312-404-0372 Illinois U.S.A.
  • 3124040373 | +1 312-404-0373 Illinois U.S.A.
  • 3124040374 | +1 312-404-0374 Illinois U.S.A.
  • 3124040375 | +1 312-404-0375 Illinois U.S.A.
  • 3124040376 | +1 312-404-0376 Illinois U.S.A.
  • 3124040377 | +1 312-404-0377 Illinois U.S.A.
  • 3124040378 | +1 312-404-0378 Illinois U.S.A.
  • 3124040379 | +1 312-404-0379 Illinois U.S.A.
  • 3124040380 | +1 312-404-0380 Illinois U.S.A.
  • 3124040381 | +1 312-404-0381 Illinois U.S.A.
  • 3124040382 | +1 312-404-0382 Illinois U.S.A.
  • 3124040383 | +1 312-404-0383 Illinois U.S.A.
  • 3124040384 | +1 312-404-0384 Illinois U.S.A.
  • 3124040385 | +1 312-404-0385 Illinois U.S.A.
  • 3124040386 | +1 312-404-0386 Illinois U.S.A.
  • 3124040387 | +1 312-404-0387 Illinois U.S.A.
  • 3124040388 | +1 312-404-0388 Illinois U.S.A.
  • 3124040389 | +1 312-404-0389 Illinois U.S.A.
  • 3124040390 | +1 312-404-0390 Illinois U.S.A.
  • 3124040391 | +1 312-404-0391 Illinois U.S.A.
  • 3124040392 | +1 312-404-0392 Illinois U.S.A.
  • 3124040393 | +1 312-404-0393 Illinois U.S.A.
  • 3124040394 | +1 312-404-0394 Illinois U.S.A.
  • 3124040395 | +1 312-404-0395 Illinois U.S.A.
  • 3124040396 | +1 312-404-0396 Illinois U.S.A.
  • 3124040397 | +1 312-404-0397 Illinois U.S.A.
  • 3124040398 | +1 312-404-0398 Illinois U.S.A.
  • 3124040399 | +1 312-404-0399 Illinois U.S.A.