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).

  • 3127246400 | +1 312-724-6400 Illinois U.S.A.
  • 3127246401 | +1 312-724-6401 Illinois U.S.A.
  • 3127246402 | +1 312-724-6402 Illinois U.S.A.
  • 3127246403 | +1 312-724-6403 Illinois U.S.A.
  • 3127246404 | +1 312-724-6404 Illinois U.S.A.
  • 3127246405 | +1 312-724-6405 Illinois U.S.A.
  • 3127246406 | +1 312-724-6406 Illinois U.S.A.
  • 3127246407 | +1 312-724-6407 Illinois U.S.A.
  • 3127246408 | +1 312-724-6408 Illinois U.S.A.
  • 3127246409 | +1 312-724-6409 Illinois U.S.A.
  • 3127246410 | +1 312-724-6410 Illinois U.S.A.
  • 3127246411 | +1 312-724-6411 Illinois U.S.A.
  • 3127246412 | +1 312-724-6412 Illinois U.S.A.
  • 3127246413 | +1 312-724-6413 Illinois U.S.A.
  • 3127246414 | +1 312-724-6414 Illinois U.S.A.
  • 3127246415 | +1 312-724-6415 Illinois U.S.A.
  • 3127246416 | +1 312-724-6416 Illinois U.S.A.
  • 3127246417 | +1 312-724-6417 Illinois U.S.A.
  • 3127246418 | +1 312-724-6418 Illinois U.S.A.
  • 3127246419 | +1 312-724-6419 Illinois U.S.A.
  • 3127246420 | +1 312-724-6420 Illinois U.S.A.
  • 3127246421 | +1 312-724-6421 Illinois U.S.A.
  • 3127246422 | +1 312-724-6422 Illinois U.S.A.
  • 3127246423 | +1 312-724-6423 Illinois U.S.A.
  • 3127246424 | +1 312-724-6424 Illinois U.S.A.
  • 3127246425 | +1 312-724-6425 Illinois U.S.A.
  • 3127246426 | +1 312-724-6426 Illinois U.S.A.
  • 3127246427 | +1 312-724-6427 Illinois U.S.A.
  • 3127246428 | +1 312-724-6428 Illinois U.S.A.
  • 3127246429 | +1 312-724-6429 Illinois U.S.A.
  • 3127246430 | +1 312-724-6430 Illinois U.S.A.
  • 3127246431 | +1 312-724-6431 Illinois U.S.A.
  • 3127246432 | +1 312-724-6432 Illinois U.S.A.
  • 3127246433 | +1 312-724-6433 Illinois U.S.A.
  • 3127246434 | +1 312-724-6434 Illinois U.S.A.
  • 3127246435 | +1 312-724-6435 Illinois U.S.A.
  • 3127246436 | +1 312-724-6436 Illinois U.S.A.
  • 3127246437 | +1 312-724-6437 Illinois U.S.A.
  • 3127246438 | +1 312-724-6438 Illinois U.S.A.
  • 3127246439 | +1 312-724-6439 Illinois U.S.A.
  • 3127246440 | +1 312-724-6440 Illinois U.S.A.
  • 3127246441 | +1 312-724-6441 Illinois U.S.A.
  • 3127246442 | +1 312-724-6442 Illinois U.S.A.
  • 3127246443 | +1 312-724-6443 Illinois U.S.A.
  • 3127246444 | +1 312-724-6444 Illinois U.S.A.
  • 3127246445 | +1 312-724-6445 Illinois U.S.A.
  • 3127246446 | +1 312-724-6446 Illinois U.S.A.
  • 3127246447 | +1 312-724-6447 Illinois U.S.A.
  • 3127246448 | +1 312-724-6448 Illinois U.S.A.
  • 3127246449 | +1 312-724-6449 Illinois U.S.A.
  • 3127246450 | +1 312-724-6450 Illinois U.S.A.
  • 3127246451 | +1 312-724-6451 Illinois U.S.A.
  • 3127246452 | +1 312-724-6452 Illinois U.S.A.
  • 3127246453 | +1 312-724-6453 Illinois U.S.A.
  • 3127246454 | +1 312-724-6454 Illinois U.S.A.
  • 3127246455 | +1 312-724-6455 Illinois U.S.A.
  • 3127246456 | +1 312-724-6456 Illinois U.S.A.
  • 3127246457 | +1 312-724-6457 Illinois U.S.A.
  • 3127246458 | +1 312-724-6458 Illinois U.S.A.
  • 3127246459 | +1 312-724-6459 Illinois U.S.A.
  • 3127246460 | +1 312-724-6460 Illinois U.S.A.
  • 3127246461 | +1 312-724-6461 Illinois U.S.A.
  • 3127246462 | +1 312-724-6462 Illinois U.S.A.
  • 3127246463 | +1 312-724-6463 Illinois U.S.A.
  • 3127246464 | +1 312-724-6464 Illinois U.S.A.
  • 3127246465 | +1 312-724-6465 Illinois U.S.A.
  • 3127246466 | +1 312-724-6466 Illinois U.S.A.
  • 3127246467 | +1 312-724-6467 Illinois U.S.A.
  • 3127246468 | +1 312-724-6468 Illinois U.S.A.
  • 3127246469 | +1 312-724-6469 Illinois U.S.A.
  • 3127246470 | +1 312-724-6470 Illinois U.S.A.
  • 3127246471 | +1 312-724-6471 Illinois U.S.A.
  • 3127246472 | +1 312-724-6472 Illinois U.S.A.
  • 3127246473 | +1 312-724-6473 Illinois U.S.A.
  • 3127246474 | +1 312-724-6474 Illinois U.S.A.
  • 3127246475 | +1 312-724-6475 Illinois U.S.A.
  • 3127246476 | +1 312-724-6476 Illinois U.S.A.
  • 3127246477 | +1 312-724-6477 Illinois U.S.A.
  • 3127246478 | +1 312-724-6478 Illinois U.S.A.
  • 3127246479 | +1 312-724-6479 Illinois U.S.A.
  • 3127246480 | +1 312-724-6480 Illinois U.S.A.
  • 3127246481 | +1 312-724-6481 Illinois U.S.A.
  • 3127246482 | +1 312-724-6482 Illinois U.S.A.
  • 3127246483 | +1 312-724-6483 Illinois U.S.A.
  • 3127246484 | +1 312-724-6484 Illinois U.S.A.
  • 3127246485 | +1 312-724-6485 Illinois U.S.A.
  • 3127246486 | +1 312-724-6486 Illinois U.S.A.
  • 3127246487 | +1 312-724-6487 Illinois U.S.A.
  • 3127246488 | +1 312-724-6488 Illinois U.S.A.
  • 3127246489 | +1 312-724-6489 Illinois U.S.A.
  • 3127246490 | +1 312-724-6490 Illinois U.S.A.
  • 3127246491 | +1 312-724-6491 Illinois U.S.A.
  • 3127246492 | +1 312-724-6492 Illinois U.S.A.
  • 3127246493 | +1 312-724-6493 Illinois U.S.A.
  • 3127246494 | +1 312-724-6494 Illinois U.S.A.
  • 3127246495 | +1 312-724-6495 Illinois U.S.A.
  • 3127246496 | +1 312-724-6496 Illinois U.S.A.
  • 3127246497 | +1 312-724-6497 Illinois U.S.A.
  • 3127246498 | +1 312-724-6498 Illinois U.S.A.
  • 3127246499 | +1 312-724-6499 Illinois U.S.A.