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).

  • 3128390500 | +1 312-839-0500 Illinois U.S.A.
  • 3128390501 | +1 312-839-0501 Illinois U.S.A.
  • 3128390502 | +1 312-839-0502 Illinois U.S.A.
  • 3128390503 | +1 312-839-0503 Illinois U.S.A.
  • 3128390504 | +1 312-839-0504 Illinois U.S.A.
  • 3128390505 | +1 312-839-0505 Illinois U.S.A.
  • 3128390506 | +1 312-839-0506 Illinois U.S.A.
  • 3128390507 | +1 312-839-0507 Illinois U.S.A.
  • 3128390508 | +1 312-839-0508 Illinois U.S.A.
  • 3128390509 | +1 312-839-0509 Illinois U.S.A.
  • 3128390510 | +1 312-839-0510 Illinois U.S.A.
  • 3128390511 | +1 312-839-0511 Illinois U.S.A.
  • 3128390512 | +1 312-839-0512 Illinois U.S.A.
  • 3128390513 | +1 312-839-0513 Illinois U.S.A.
  • 3128390514 | +1 312-839-0514 Illinois U.S.A.
  • 3128390515 | +1 312-839-0515 Illinois U.S.A.
  • 3128390516 | +1 312-839-0516 Illinois U.S.A.
  • 3128390517 | +1 312-839-0517 Illinois U.S.A.
  • 3128390518 | +1 312-839-0518 Illinois U.S.A.
  • 3128390519 | +1 312-839-0519 Illinois U.S.A.
  • 3128390520 | +1 312-839-0520 Illinois U.S.A.
  • 3128390521 | +1 312-839-0521 Illinois U.S.A.
  • 3128390522 | +1 312-839-0522 Illinois U.S.A.
  • 3128390523 | +1 312-839-0523 Illinois U.S.A.
  • 3128390524 | +1 312-839-0524 Illinois U.S.A.
  • 3128390525 | +1 312-839-0525 Illinois U.S.A.
  • 3128390526 | +1 312-839-0526 Illinois U.S.A.
  • 3128390527 | +1 312-839-0527 Illinois U.S.A.
  • 3128390528 | +1 312-839-0528 Illinois U.S.A.
  • 3128390529 | +1 312-839-0529 Illinois U.S.A.
  • 3128390530 | +1 312-839-0530 Illinois U.S.A.
  • 3128390531 | +1 312-839-0531 Illinois U.S.A.
  • 3128390532 | +1 312-839-0532 Illinois U.S.A.
  • 3128390533 | +1 312-839-0533 Illinois U.S.A.
  • 3128390534 | +1 312-839-0534 Illinois U.S.A.
  • 3128390535 | +1 312-839-0535 Illinois U.S.A.
  • 3128390536 | +1 312-839-0536 Illinois U.S.A.
  • 3128390537 | +1 312-839-0537 Illinois U.S.A.
  • 3128390538 | +1 312-839-0538 Illinois U.S.A.
  • 3128390539 | +1 312-839-0539 Illinois U.S.A.
  • 3128390540 | +1 312-839-0540 Illinois U.S.A.
  • 3128390541 | +1 312-839-0541 Illinois U.S.A.
  • 3128390542 | +1 312-839-0542 Illinois U.S.A.
  • 3128390543 | +1 312-839-0543 Illinois U.S.A.
  • 3128390544 | +1 312-839-0544 Illinois U.S.A.
  • 3128390545 | +1 312-839-0545 Illinois U.S.A.
  • 3128390546 | +1 312-839-0546 Illinois U.S.A.
  • 3128390547 | +1 312-839-0547 Illinois U.S.A.
  • 3128390548 | +1 312-839-0548 Illinois U.S.A.
  • 3128390549 | +1 312-839-0549 Illinois U.S.A.
  • 3128390550 | +1 312-839-0550 Illinois U.S.A.
  • 3128390551 | +1 312-839-0551 Illinois U.S.A.
  • 3128390552 | +1 312-839-0552 Illinois U.S.A.
  • 3128390553 | +1 312-839-0553 Illinois U.S.A.
  • 3128390554 | +1 312-839-0554 Illinois U.S.A.
  • 3128390555 | +1 312-839-0555 Illinois U.S.A.
  • 3128390556 | +1 312-839-0556 Illinois U.S.A.
  • 3128390557 | +1 312-839-0557 Illinois U.S.A.
  • 3128390558 | +1 312-839-0558 Illinois U.S.A.
  • 3128390559 | +1 312-839-0559 Illinois U.S.A.
  • 3128390560 | +1 312-839-0560 Illinois U.S.A.
  • 3128390561 | +1 312-839-0561 Illinois U.S.A.
  • 3128390562 | +1 312-839-0562 Illinois U.S.A.
  • 3128390563 | +1 312-839-0563 Illinois U.S.A.
  • 3128390564 | +1 312-839-0564 Illinois U.S.A.
  • 3128390565 | +1 312-839-0565 Illinois U.S.A.
  • 3128390566 | +1 312-839-0566 Illinois U.S.A.
  • 3128390567 | +1 312-839-0567 Illinois U.S.A.
  • 3128390568 | +1 312-839-0568 Illinois U.S.A.
  • 3128390569 | +1 312-839-0569 Illinois U.S.A.
  • 3128390570 | +1 312-839-0570 Illinois U.S.A.
  • 3128390571 | +1 312-839-0571 Illinois U.S.A.
  • 3128390572 | +1 312-839-0572 Illinois U.S.A.
  • 3128390573 | +1 312-839-0573 Illinois U.S.A.
  • 3128390574 | +1 312-839-0574 Illinois U.S.A.
  • 3128390575 | +1 312-839-0575 Illinois U.S.A.
  • 3128390576 | +1 312-839-0576 Illinois U.S.A.
  • 3128390577 | +1 312-839-0577 Illinois U.S.A.
  • 3128390578 | +1 312-839-0578 Illinois U.S.A.
  • 3128390579 | +1 312-839-0579 Illinois U.S.A.
  • 3128390580 | +1 312-839-0580 Illinois U.S.A.
  • 3128390581 | +1 312-839-0581 Illinois U.S.A.
  • 3128390582 | +1 312-839-0582 Illinois U.S.A.
  • 3128390583 | +1 312-839-0583 Illinois U.S.A.
  • 3128390584 | +1 312-839-0584 Illinois U.S.A.
  • 3128390585 | +1 312-839-0585 Illinois U.S.A.
  • 3128390586 | +1 312-839-0586 Illinois U.S.A.
  • 3128390587 | +1 312-839-0587 Illinois U.S.A.
  • 3128390588 | +1 312-839-0588 Illinois U.S.A.
  • 3128390589 | +1 312-839-0589 Illinois U.S.A.
  • 3128390590 | +1 312-839-0590 Illinois U.S.A.
  • 3128390591 | +1 312-839-0591 Illinois U.S.A.
  • 3128390592 | +1 312-839-0592 Illinois U.S.A.
  • 3128390593 | +1 312-839-0593 Illinois U.S.A.
  • 3128390594 | +1 312-839-0594 Illinois U.S.A.
  • 3128390595 | +1 312-839-0595 Illinois U.S.A.
  • 3128390596 | +1 312-839-0596 Illinois U.S.A.
  • 3128390597 | +1 312-839-0597 Illinois U.S.A.
  • 3128390598 | +1 312-839-0598 Illinois U.S.A.
  • 3128390599 | +1 312-839-0599 Illinois U.S.A.