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).

  • 3128000300 | +1 312-800-0300 Illinois U.S.A.
  • 3128000301 | +1 312-800-0301 Illinois U.S.A.
  • 3128000302 | +1 312-800-0302 Illinois U.S.A.
  • 3128000303 | +1 312-800-0303 Illinois U.S.A.
  • 3128000304 | +1 312-800-0304 Illinois U.S.A.
  • 3128000305 | +1 312-800-0305 Illinois U.S.A.
  • 3128000306 | +1 312-800-0306 Illinois U.S.A.
  • 3128000307 | +1 312-800-0307 Illinois U.S.A.
  • 3128000308 | +1 312-800-0308 Illinois U.S.A.
  • 3128000309 | +1 312-800-0309 Illinois U.S.A.
  • 3128000310 | +1 312-800-0310 Illinois U.S.A.
  • 3128000311 | +1 312-800-0311 Illinois U.S.A.
  • 3128000312 | +1 312-800-0312 Illinois U.S.A.
  • 3128000313 | +1 312-800-0313 Illinois U.S.A.
  • 3128000314 | +1 312-800-0314 Illinois U.S.A.
  • 3128000315 | +1 312-800-0315 Illinois U.S.A.
  • 3128000316 | +1 312-800-0316 Illinois U.S.A.
  • 3128000317 | +1 312-800-0317 Illinois U.S.A.
  • 3128000318 | +1 312-800-0318 Illinois U.S.A.
  • 3128000319 | +1 312-800-0319 Illinois U.S.A.
  • 3128000320 | +1 312-800-0320 Illinois U.S.A.
  • 3128000321 | +1 312-800-0321 Illinois U.S.A.
  • 3128000322 | +1 312-800-0322 Illinois U.S.A.
  • 3128000323 | +1 312-800-0323 Illinois U.S.A.
  • 3128000324 | +1 312-800-0324 Illinois U.S.A.
  • 3128000325 | +1 312-800-0325 Illinois U.S.A.
  • 3128000326 | +1 312-800-0326 Illinois U.S.A.
  • 3128000327 | +1 312-800-0327 Illinois U.S.A.
  • 3128000328 | +1 312-800-0328 Illinois U.S.A.
  • 3128000329 | +1 312-800-0329 Illinois U.S.A.
  • 3128000330 | +1 312-800-0330 Illinois U.S.A.
  • 3128000331 | +1 312-800-0331 Illinois U.S.A.
  • 3128000332 | +1 312-800-0332 Illinois U.S.A.
  • 3128000333 | +1 312-800-0333 Illinois U.S.A.
  • 3128000334 | +1 312-800-0334 Illinois U.S.A.
  • 3128000335 | +1 312-800-0335 Illinois U.S.A.
  • 3128000336 | +1 312-800-0336 Illinois U.S.A.
  • 3128000337 | +1 312-800-0337 Illinois U.S.A.
  • 3128000338 | +1 312-800-0338 Illinois U.S.A.
  • 3128000339 | +1 312-800-0339 Illinois U.S.A.
  • 3128000340 | +1 312-800-0340 Illinois U.S.A.
  • 3128000341 | +1 312-800-0341 Illinois U.S.A.
  • 3128000342 | +1 312-800-0342 Illinois U.S.A.
  • 3128000343 | +1 312-800-0343 Illinois U.S.A.
  • 3128000344 | +1 312-800-0344 Illinois U.S.A.
  • 3128000345 | +1 312-800-0345 Illinois U.S.A.
  • 3128000346 | +1 312-800-0346 Illinois U.S.A.
  • 3128000347 | +1 312-800-0347 Illinois U.S.A.
  • 3128000348 | +1 312-800-0348 Illinois U.S.A.
  • 3128000349 | +1 312-800-0349 Illinois U.S.A.
  • 3128000350 | +1 312-800-0350 Illinois U.S.A.
  • 3128000351 | +1 312-800-0351 Illinois U.S.A.
  • 3128000352 | +1 312-800-0352 Illinois U.S.A.
  • 3128000353 | +1 312-800-0353 Illinois U.S.A.
  • 3128000354 | +1 312-800-0354 Illinois U.S.A.
  • 3128000355 | +1 312-800-0355 Illinois U.S.A.
  • 3128000356 | +1 312-800-0356 Illinois U.S.A.
  • 3128000357 | +1 312-800-0357 Illinois U.S.A.
  • 3128000358 | +1 312-800-0358 Illinois U.S.A.
  • 3128000359 | +1 312-800-0359 Illinois U.S.A.
  • 3128000360 | +1 312-800-0360 Illinois U.S.A.
  • 3128000361 | +1 312-800-0361 Illinois U.S.A.
  • 3128000362 | +1 312-800-0362 Illinois U.S.A.
  • 3128000363 | +1 312-800-0363 Illinois U.S.A.
  • 3128000364 | +1 312-800-0364 Illinois U.S.A.
  • 3128000365 | +1 312-800-0365 Illinois U.S.A.
  • 3128000366 | +1 312-800-0366 Illinois U.S.A.
  • 3128000367 | +1 312-800-0367 Illinois U.S.A.
  • 3128000368 | +1 312-800-0368 Illinois U.S.A.
  • 3128000369 | +1 312-800-0369 Illinois U.S.A.
  • 3128000370 | +1 312-800-0370 Illinois U.S.A.
  • 3128000371 | +1 312-800-0371 Illinois U.S.A.
  • 3128000372 | +1 312-800-0372 Illinois U.S.A.
  • 3128000373 | +1 312-800-0373 Illinois U.S.A.
  • 3128000374 | +1 312-800-0374 Illinois U.S.A.
  • 3128000375 | +1 312-800-0375 Illinois U.S.A.
  • 3128000376 | +1 312-800-0376 Illinois U.S.A.
  • 3128000377 | +1 312-800-0377 Illinois U.S.A.
  • 3128000378 | +1 312-800-0378 Illinois U.S.A.
  • 3128000379 | +1 312-800-0379 Illinois U.S.A.
  • 3128000380 | +1 312-800-0380 Illinois U.S.A.
  • 3128000381 | +1 312-800-0381 Illinois U.S.A.
  • 3128000382 | +1 312-800-0382 Illinois U.S.A.
  • 3128000383 | +1 312-800-0383 Illinois U.S.A.
  • 3128000384 | +1 312-800-0384 Illinois U.S.A.
  • 3128000385 | +1 312-800-0385 Illinois U.S.A.
  • 3128000386 | +1 312-800-0386 Illinois U.S.A.
  • 3128000387 | +1 312-800-0387 Illinois U.S.A.
  • 3128000388 | +1 312-800-0388 Illinois U.S.A.
  • 3128000389 | +1 312-800-0389 Illinois U.S.A.
  • 3128000390 | +1 312-800-0390 Illinois U.S.A.
  • 3128000391 | +1 312-800-0391 Illinois U.S.A.
  • 3128000392 | +1 312-800-0392 Illinois U.S.A.
  • 3128000393 | +1 312-800-0393 Illinois U.S.A.
  • 3128000394 | +1 312-800-0394 Illinois U.S.A.
  • 3128000395 | +1 312-800-0395 Illinois U.S.A.
  • 3128000396 | +1 312-800-0396 Illinois U.S.A.
  • 3128000397 | +1 312-800-0397 Illinois U.S.A.
  • 3128000398 | +1 312-800-0398 Illinois U.S.A.
  • 3128000399 | +1 312-800-0399 Illinois U.S.A.