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).

  • 3124090500 | +1 312-409-0500 Illinois U.S.A.
  • 3124090501 | +1 312-409-0501 Illinois U.S.A.
  • 3124090502 | +1 312-409-0502 Illinois U.S.A.
  • 3124090503 | +1 312-409-0503 Illinois U.S.A.
  • 3124090504 | +1 312-409-0504 Illinois U.S.A.
  • 3124090505 | +1 312-409-0505 Illinois U.S.A.
  • 3124090506 | +1 312-409-0506 Illinois U.S.A.
  • 3124090507 | +1 312-409-0507 Illinois U.S.A.
  • 3124090508 | +1 312-409-0508 Illinois U.S.A.
  • 3124090509 | +1 312-409-0509 Illinois U.S.A.
  • 3124090510 | +1 312-409-0510 Illinois U.S.A.
  • 3124090511 | +1 312-409-0511 Illinois U.S.A.
  • 3124090512 | +1 312-409-0512 Illinois U.S.A.
  • 3124090513 | +1 312-409-0513 Illinois U.S.A.
  • 3124090514 | +1 312-409-0514 Illinois U.S.A.
  • 3124090515 | +1 312-409-0515 Illinois U.S.A.
  • 3124090516 | +1 312-409-0516 Illinois U.S.A.
  • 3124090517 | +1 312-409-0517 Illinois U.S.A.
  • 3124090518 | +1 312-409-0518 Illinois U.S.A.
  • 3124090519 | +1 312-409-0519 Illinois U.S.A.
  • 3124090520 | +1 312-409-0520 Illinois U.S.A.
  • 3124090521 | +1 312-409-0521 Illinois U.S.A.
  • 3124090522 | +1 312-409-0522 Illinois U.S.A.
  • 3124090523 | +1 312-409-0523 Illinois U.S.A.
  • 3124090524 | +1 312-409-0524 Illinois U.S.A.
  • 3124090525 | +1 312-409-0525 Illinois U.S.A.
  • 3124090526 | +1 312-409-0526 Illinois U.S.A.
  • 3124090527 | +1 312-409-0527 Illinois U.S.A.
  • 3124090528 | +1 312-409-0528 Illinois U.S.A.
  • 3124090529 | +1 312-409-0529 Illinois U.S.A.
  • 3124090530 | +1 312-409-0530 Illinois U.S.A.
  • 3124090531 | +1 312-409-0531 Illinois U.S.A.
  • 3124090532 | +1 312-409-0532 Illinois U.S.A.
  • 3124090533 | +1 312-409-0533 Illinois U.S.A.
  • 3124090534 | +1 312-409-0534 Illinois U.S.A.
  • 3124090535 | +1 312-409-0535 Illinois U.S.A.
  • 3124090536 | +1 312-409-0536 Illinois U.S.A.
  • 3124090537 | +1 312-409-0537 Illinois U.S.A.
  • 3124090538 | +1 312-409-0538 Illinois U.S.A.
  • 3124090539 | +1 312-409-0539 Illinois U.S.A.
  • 3124090540 | +1 312-409-0540 Illinois U.S.A.
  • 3124090541 | +1 312-409-0541 Illinois U.S.A.
  • 3124090542 | +1 312-409-0542 Illinois U.S.A.
  • 3124090543 | +1 312-409-0543 Illinois U.S.A.
  • 3124090544 | +1 312-409-0544 Illinois U.S.A.
  • 3124090545 | +1 312-409-0545 Illinois U.S.A.
  • 3124090546 | +1 312-409-0546 Illinois U.S.A.
  • 3124090547 | +1 312-409-0547 Illinois U.S.A.
  • 3124090548 | +1 312-409-0548 Illinois U.S.A.
  • 3124090549 | +1 312-409-0549 Illinois U.S.A.
  • 3124090550 | +1 312-409-0550 Illinois U.S.A.
  • 3124090551 | +1 312-409-0551 Illinois U.S.A.
  • 3124090552 | +1 312-409-0552 Illinois U.S.A.
  • 3124090553 | +1 312-409-0553 Illinois U.S.A.
  • 3124090554 | +1 312-409-0554 Illinois U.S.A.
  • 3124090555 | +1 312-409-0555 Illinois U.S.A.
  • 3124090556 | +1 312-409-0556 Illinois U.S.A.
  • 3124090557 | +1 312-409-0557 Illinois U.S.A.
  • 3124090558 | +1 312-409-0558 Illinois U.S.A.
  • 3124090559 | +1 312-409-0559 Illinois U.S.A.
  • 3124090560 | +1 312-409-0560 Illinois U.S.A.
  • 3124090561 | +1 312-409-0561 Illinois U.S.A.
  • 3124090562 | +1 312-409-0562 Illinois U.S.A.
  • 3124090563 | +1 312-409-0563 Illinois U.S.A.
  • 3124090564 | +1 312-409-0564 Illinois U.S.A.
  • 3124090565 | +1 312-409-0565 Illinois U.S.A.
  • 3124090566 | +1 312-409-0566 Illinois U.S.A.
  • 3124090567 | +1 312-409-0567 Illinois U.S.A.
  • 3124090568 | +1 312-409-0568 Illinois U.S.A.
  • 3124090569 | +1 312-409-0569 Illinois U.S.A.
  • 3124090570 | +1 312-409-0570 Illinois U.S.A.
  • 3124090571 | +1 312-409-0571 Illinois U.S.A.
  • 3124090572 | +1 312-409-0572 Illinois U.S.A.
  • 3124090573 | +1 312-409-0573 Illinois U.S.A.
  • 3124090574 | +1 312-409-0574 Illinois U.S.A.
  • 3124090575 | +1 312-409-0575 Illinois U.S.A.
  • 3124090576 | +1 312-409-0576 Illinois U.S.A.
  • 3124090577 | +1 312-409-0577 Illinois U.S.A.
  • 3124090578 | +1 312-409-0578 Illinois U.S.A.
  • 3124090579 | +1 312-409-0579 Illinois U.S.A.
  • 3124090580 | +1 312-409-0580 Illinois U.S.A.
  • 3124090581 | +1 312-409-0581 Illinois U.S.A.
  • 3124090582 | +1 312-409-0582 Illinois U.S.A.
  • 3124090583 | +1 312-409-0583 Illinois U.S.A.
  • 3124090584 | +1 312-409-0584 Illinois U.S.A.
  • 3124090585 | +1 312-409-0585 Illinois U.S.A.
  • 3124090586 | +1 312-409-0586 Illinois U.S.A.
  • 3124090587 | +1 312-409-0587 Illinois U.S.A.
  • 3124090588 | +1 312-409-0588 Illinois U.S.A.
  • 3124090589 | +1 312-409-0589 Illinois U.S.A.
  • 3124090590 | +1 312-409-0590 Illinois U.S.A.
  • 3124090591 | +1 312-409-0591 Illinois U.S.A.
  • 3124090592 | +1 312-409-0592 Illinois U.S.A.
  • 3124090593 | +1 312-409-0593 Illinois U.S.A.
  • 3124090594 | +1 312-409-0594 Illinois U.S.A.
  • 3124090595 | +1 312-409-0595 Illinois U.S.A.
  • 3124090596 | +1 312-409-0596 Illinois U.S.A.
  • 3124090597 | +1 312-409-0597 Illinois U.S.A.
  • 3124090598 | +1 312-409-0598 Illinois U.S.A.
  • 3124090599 | +1 312-409-0599 Illinois U.S.A.