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).

  • 3127940300 | +1 312-794-0300 Illinois U.S.A.
  • 3127940301 | +1 312-794-0301 Illinois U.S.A.
  • 3127940302 | +1 312-794-0302 Illinois U.S.A.
  • 3127940303 | +1 312-794-0303 Illinois U.S.A.
  • 3127940304 | +1 312-794-0304 Illinois U.S.A.
  • 3127940305 | +1 312-794-0305 Illinois U.S.A.
  • 3127940306 | +1 312-794-0306 Illinois U.S.A.
  • 3127940307 | +1 312-794-0307 Illinois U.S.A.
  • 3127940308 | +1 312-794-0308 Illinois U.S.A.
  • 3127940309 | +1 312-794-0309 Illinois U.S.A.
  • 3127940310 | +1 312-794-0310 Illinois U.S.A.
  • 3127940311 | +1 312-794-0311 Illinois U.S.A.
  • 3127940312 | +1 312-794-0312 Illinois U.S.A.
  • 3127940313 | +1 312-794-0313 Illinois U.S.A.
  • 3127940314 | +1 312-794-0314 Illinois U.S.A.
  • 3127940315 | +1 312-794-0315 Illinois U.S.A.
  • 3127940316 | +1 312-794-0316 Illinois U.S.A.
  • 3127940317 | +1 312-794-0317 Illinois U.S.A.
  • 3127940318 | +1 312-794-0318 Illinois U.S.A.
  • 3127940319 | +1 312-794-0319 Illinois U.S.A.
  • 3127940320 | +1 312-794-0320 Illinois U.S.A.
  • 3127940321 | +1 312-794-0321 Illinois U.S.A.
  • 3127940322 | +1 312-794-0322 Illinois U.S.A.
  • 3127940323 | +1 312-794-0323 Illinois U.S.A.
  • 3127940324 | +1 312-794-0324 Illinois U.S.A.
  • 3127940325 | +1 312-794-0325 Illinois U.S.A.
  • 3127940326 | +1 312-794-0326 Illinois U.S.A.
  • 3127940327 | +1 312-794-0327 Illinois U.S.A.
  • 3127940328 | +1 312-794-0328 Illinois U.S.A.
  • 3127940329 | +1 312-794-0329 Illinois U.S.A.
  • 3127940330 | +1 312-794-0330 Illinois U.S.A.
  • 3127940331 | +1 312-794-0331 Illinois U.S.A.
  • 3127940332 | +1 312-794-0332 Illinois U.S.A.
  • 3127940333 | +1 312-794-0333 Illinois U.S.A.
  • 3127940334 | +1 312-794-0334 Illinois U.S.A.
  • 3127940335 | +1 312-794-0335 Illinois U.S.A.
  • 3127940336 | +1 312-794-0336 Illinois U.S.A.
  • 3127940337 | +1 312-794-0337 Illinois U.S.A.
  • 3127940338 | +1 312-794-0338 Illinois U.S.A.
  • 3127940339 | +1 312-794-0339 Illinois U.S.A.
  • 3127940340 | +1 312-794-0340 Illinois U.S.A.
  • 3127940341 | +1 312-794-0341 Illinois U.S.A.
  • 3127940342 | +1 312-794-0342 Illinois U.S.A.
  • 3127940343 | +1 312-794-0343 Illinois U.S.A.
  • 3127940344 | +1 312-794-0344 Illinois U.S.A.
  • 3127940345 | +1 312-794-0345 Illinois U.S.A.
  • 3127940346 | +1 312-794-0346 Illinois U.S.A.
  • 3127940347 | +1 312-794-0347 Illinois U.S.A.
  • 3127940348 | +1 312-794-0348 Illinois U.S.A.
  • 3127940349 | +1 312-794-0349 Illinois U.S.A.
  • 3127940350 | +1 312-794-0350 Illinois U.S.A.
  • 3127940351 | +1 312-794-0351 Illinois U.S.A.
  • 3127940352 | +1 312-794-0352 Illinois U.S.A.
  • 3127940353 | +1 312-794-0353 Illinois U.S.A.
  • 3127940354 | +1 312-794-0354 Illinois U.S.A.
  • 3127940355 | +1 312-794-0355 Illinois U.S.A.
  • 3127940356 | +1 312-794-0356 Illinois U.S.A.
  • 3127940357 | +1 312-794-0357 Illinois U.S.A.
  • 3127940358 | +1 312-794-0358 Illinois U.S.A.
  • 3127940359 | +1 312-794-0359 Illinois U.S.A.
  • 3127940360 | +1 312-794-0360 Illinois U.S.A.
  • 3127940361 | +1 312-794-0361 Illinois U.S.A.
  • 3127940362 | +1 312-794-0362 Illinois U.S.A.
  • 3127940363 | +1 312-794-0363 Illinois U.S.A.
  • 3127940364 | +1 312-794-0364 Illinois U.S.A.
  • 3127940365 | +1 312-794-0365 Illinois U.S.A.
  • 3127940366 | +1 312-794-0366 Illinois U.S.A.
  • 3127940367 | +1 312-794-0367 Illinois U.S.A.
  • 3127940368 | +1 312-794-0368 Illinois U.S.A.
  • 3127940369 | +1 312-794-0369 Illinois U.S.A.
  • 3127940370 | +1 312-794-0370 Illinois U.S.A.
  • 3127940371 | +1 312-794-0371 Illinois U.S.A.
  • 3127940372 | +1 312-794-0372 Illinois U.S.A.
  • 3127940373 | +1 312-794-0373 Illinois U.S.A.
  • 3127940374 | +1 312-794-0374 Illinois U.S.A.
  • 3127940375 | +1 312-794-0375 Illinois U.S.A.
  • 3127940376 | +1 312-794-0376 Illinois U.S.A.
  • 3127940377 | +1 312-794-0377 Illinois U.S.A.
  • 3127940378 | +1 312-794-0378 Illinois U.S.A.
  • 3127940379 | +1 312-794-0379 Illinois U.S.A.
  • 3127940380 | +1 312-794-0380 Illinois U.S.A.
  • 3127940381 | +1 312-794-0381 Illinois U.S.A.
  • 3127940382 | +1 312-794-0382 Illinois U.S.A.
  • 3127940383 | +1 312-794-0383 Illinois U.S.A.
  • 3127940384 | +1 312-794-0384 Illinois U.S.A.
  • 3127940385 | +1 312-794-0385 Illinois U.S.A.
  • 3127940386 | +1 312-794-0386 Illinois U.S.A.
  • 3127940387 | +1 312-794-0387 Illinois U.S.A.
  • 3127940388 | +1 312-794-0388 Illinois U.S.A.
  • 3127940389 | +1 312-794-0389 Illinois U.S.A.
  • 3127940390 | +1 312-794-0390 Illinois U.S.A.
  • 3127940391 | +1 312-794-0391 Illinois U.S.A.
  • 3127940392 | +1 312-794-0392 Illinois U.S.A.
  • 3127940393 | +1 312-794-0393 Illinois U.S.A.
  • 3127940394 | +1 312-794-0394 Illinois U.S.A.
  • 3127940395 | +1 312-794-0395 Illinois U.S.A.
  • 3127940396 | +1 312-794-0396 Illinois U.S.A.
  • 3127940397 | +1 312-794-0397 Illinois U.S.A.
  • 3127940398 | +1 312-794-0398 Illinois U.S.A.
  • 3127940399 | +1 312-794-0399 Illinois U.S.A.