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).

  • 3124920500 | +1 312-492-0500 Illinois U.S.A.
  • 3124920501 | +1 312-492-0501 Illinois U.S.A.
  • 3124920502 | +1 312-492-0502 Illinois U.S.A.
  • 3124920503 | +1 312-492-0503 Illinois U.S.A.
  • 3124920504 | +1 312-492-0504 Illinois U.S.A.
  • 3124920505 | +1 312-492-0505 Illinois U.S.A.
  • 3124920506 | +1 312-492-0506 Illinois U.S.A.
  • 3124920507 | +1 312-492-0507 Illinois U.S.A.
  • 3124920508 | +1 312-492-0508 Illinois U.S.A.
  • 3124920509 | +1 312-492-0509 Illinois U.S.A.
  • 3124920510 | +1 312-492-0510 Illinois U.S.A.
  • 3124920511 | +1 312-492-0511 Illinois U.S.A.
  • 3124920512 | +1 312-492-0512 Illinois U.S.A.
  • 3124920513 | +1 312-492-0513 Illinois U.S.A.
  • 3124920514 | +1 312-492-0514 Illinois U.S.A.
  • 3124920515 | +1 312-492-0515 Illinois U.S.A.
  • 3124920516 | +1 312-492-0516 Illinois U.S.A.
  • 3124920517 | +1 312-492-0517 Illinois U.S.A.
  • 3124920518 | +1 312-492-0518 Illinois U.S.A.
  • 3124920519 | +1 312-492-0519 Illinois U.S.A.
  • 3124920520 | +1 312-492-0520 Illinois U.S.A.
  • 3124920521 | +1 312-492-0521 Illinois U.S.A.
  • 3124920522 | +1 312-492-0522 Illinois U.S.A.
  • 3124920523 | +1 312-492-0523 Illinois U.S.A.
  • 3124920524 | +1 312-492-0524 Illinois U.S.A.
  • 3124920525 | +1 312-492-0525 Illinois U.S.A.
  • 3124920526 | +1 312-492-0526 Illinois U.S.A.
  • 3124920527 | +1 312-492-0527 Illinois U.S.A.
  • 3124920528 | +1 312-492-0528 Illinois U.S.A.
  • 3124920529 | +1 312-492-0529 Illinois U.S.A.
  • 3124920530 | +1 312-492-0530 Illinois U.S.A.
  • 3124920531 | +1 312-492-0531 Illinois U.S.A.
  • 3124920532 | +1 312-492-0532 Illinois U.S.A.
  • 3124920533 | +1 312-492-0533 Illinois U.S.A.
  • 3124920534 | +1 312-492-0534 Illinois U.S.A.
  • 3124920535 | +1 312-492-0535 Illinois U.S.A.
  • 3124920536 | +1 312-492-0536 Illinois U.S.A.
  • 3124920537 | +1 312-492-0537 Illinois U.S.A.
  • 3124920538 | +1 312-492-0538 Illinois U.S.A.
  • 3124920539 | +1 312-492-0539 Illinois U.S.A.
  • 3124920540 | +1 312-492-0540 Illinois U.S.A.
  • 3124920541 | +1 312-492-0541 Illinois U.S.A.
  • 3124920542 | +1 312-492-0542 Illinois U.S.A.
  • 3124920543 | +1 312-492-0543 Illinois U.S.A.
  • 3124920544 | +1 312-492-0544 Illinois U.S.A.
  • 3124920545 | +1 312-492-0545 Illinois U.S.A.
  • 3124920546 | +1 312-492-0546 Illinois U.S.A.
  • 3124920547 | +1 312-492-0547 Illinois U.S.A.
  • 3124920548 | +1 312-492-0548 Illinois U.S.A.
  • 3124920549 | +1 312-492-0549 Illinois U.S.A.
  • 3124920550 | +1 312-492-0550 Illinois U.S.A.
  • 3124920551 | +1 312-492-0551 Illinois U.S.A.
  • 3124920552 | +1 312-492-0552 Illinois U.S.A.
  • 3124920553 | +1 312-492-0553 Illinois U.S.A.
  • 3124920554 | +1 312-492-0554 Illinois U.S.A.
  • 3124920555 | +1 312-492-0555 Illinois U.S.A.
  • 3124920556 | +1 312-492-0556 Illinois U.S.A.
  • 3124920557 | +1 312-492-0557 Illinois U.S.A.
  • 3124920558 | +1 312-492-0558 Illinois U.S.A.
  • 3124920559 | +1 312-492-0559 Illinois U.S.A.
  • 3124920560 | +1 312-492-0560 Illinois U.S.A.
  • 3124920561 | +1 312-492-0561 Illinois U.S.A.
  • 3124920562 | +1 312-492-0562 Illinois U.S.A.
  • 3124920563 | +1 312-492-0563 Illinois U.S.A.
  • 3124920564 | +1 312-492-0564 Illinois U.S.A.
  • 3124920565 | +1 312-492-0565 Illinois U.S.A.
  • 3124920566 | +1 312-492-0566 Illinois U.S.A.
  • 3124920567 | +1 312-492-0567 Illinois U.S.A.
  • 3124920568 | +1 312-492-0568 Illinois U.S.A.
  • 3124920569 | +1 312-492-0569 Illinois U.S.A.
  • 3124920570 | +1 312-492-0570 Illinois U.S.A.
  • 3124920571 | +1 312-492-0571 Illinois U.S.A.
  • 3124920572 | +1 312-492-0572 Illinois U.S.A.
  • 3124920573 | +1 312-492-0573 Illinois U.S.A.
  • 3124920574 | +1 312-492-0574 Illinois U.S.A.
  • 3124920575 | +1 312-492-0575 Illinois U.S.A.
  • 3124920576 | +1 312-492-0576 Illinois U.S.A.
  • 3124920577 | +1 312-492-0577 Illinois U.S.A.
  • 3124920578 | +1 312-492-0578 Illinois U.S.A.
  • 3124920579 | +1 312-492-0579 Illinois U.S.A.
  • 3124920580 | +1 312-492-0580 Illinois U.S.A.
  • 3124920581 | +1 312-492-0581 Illinois U.S.A.
  • 3124920582 | +1 312-492-0582 Illinois U.S.A.
  • 3124920583 | +1 312-492-0583 Illinois U.S.A.
  • 3124920584 | +1 312-492-0584 Illinois U.S.A.
  • 3124920585 | +1 312-492-0585 Illinois U.S.A.
  • 3124920586 | +1 312-492-0586 Illinois U.S.A.
  • 3124920587 | +1 312-492-0587 Illinois U.S.A.
  • 3124920588 | +1 312-492-0588 Illinois U.S.A.
  • 3124920589 | +1 312-492-0589 Illinois U.S.A.
  • 3124920590 | +1 312-492-0590 Illinois U.S.A.
  • 3124920591 | +1 312-492-0591 Illinois U.S.A.
  • 3124920592 | +1 312-492-0592 Illinois U.S.A.
  • 3124920593 | +1 312-492-0593 Illinois U.S.A.
  • 3124920594 | +1 312-492-0594 Illinois U.S.A.
  • 3124920595 | +1 312-492-0595 Illinois U.S.A.
  • 3124920596 | +1 312-492-0596 Illinois U.S.A.
  • 3124920597 | +1 312-492-0597 Illinois U.S.A.
  • 3124920598 | +1 312-492-0598 Illinois U.S.A.
  • 3124920599 | +1 312-492-0599 Illinois U.S.A.