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).

  • 3124990500 | +1 312-499-0500 Illinois U.S.A.
  • 3124990501 | +1 312-499-0501 Illinois U.S.A.
  • 3124990502 | +1 312-499-0502 Illinois U.S.A.
  • 3124990503 | +1 312-499-0503 Illinois U.S.A.
  • 3124990504 | +1 312-499-0504 Illinois U.S.A.
  • 3124990505 | +1 312-499-0505 Illinois U.S.A.
  • 3124990506 | +1 312-499-0506 Illinois U.S.A.
  • 3124990507 | +1 312-499-0507 Illinois U.S.A.
  • 3124990508 | +1 312-499-0508 Illinois U.S.A.
  • 3124990509 | +1 312-499-0509 Illinois U.S.A.
  • 3124990510 | +1 312-499-0510 Illinois U.S.A.
  • 3124990511 | +1 312-499-0511 Illinois U.S.A.
  • 3124990512 | +1 312-499-0512 Illinois U.S.A.
  • 3124990513 | +1 312-499-0513 Illinois U.S.A.
  • 3124990514 | +1 312-499-0514 Illinois U.S.A.
  • 3124990515 | +1 312-499-0515 Illinois U.S.A.
  • 3124990516 | +1 312-499-0516 Illinois U.S.A.
  • 3124990517 | +1 312-499-0517 Illinois U.S.A.
  • 3124990518 | +1 312-499-0518 Illinois U.S.A.
  • 3124990519 | +1 312-499-0519 Illinois U.S.A.
  • 3124990520 | +1 312-499-0520 Illinois U.S.A.
  • 3124990521 | +1 312-499-0521 Illinois U.S.A.
  • 3124990522 | +1 312-499-0522 Illinois U.S.A.
  • 3124990523 | +1 312-499-0523 Illinois U.S.A.
  • 3124990524 | +1 312-499-0524 Illinois U.S.A.
  • 3124990525 | +1 312-499-0525 Illinois U.S.A.
  • 3124990526 | +1 312-499-0526 Illinois U.S.A.
  • 3124990527 | +1 312-499-0527 Illinois U.S.A.
  • 3124990528 | +1 312-499-0528 Illinois U.S.A.
  • 3124990529 | +1 312-499-0529 Illinois U.S.A.
  • 3124990530 | +1 312-499-0530 Illinois U.S.A.
  • 3124990531 | +1 312-499-0531 Illinois U.S.A.
  • 3124990532 | +1 312-499-0532 Illinois U.S.A.
  • 3124990533 | +1 312-499-0533 Illinois U.S.A.
  • 3124990534 | +1 312-499-0534 Illinois U.S.A.
  • 3124990535 | +1 312-499-0535 Illinois U.S.A.
  • 3124990536 | +1 312-499-0536 Illinois U.S.A.
  • 3124990537 | +1 312-499-0537 Illinois U.S.A.
  • 3124990538 | +1 312-499-0538 Illinois U.S.A.
  • 3124990539 | +1 312-499-0539 Illinois U.S.A.
  • 3124990540 | +1 312-499-0540 Illinois U.S.A.
  • 3124990541 | +1 312-499-0541 Illinois U.S.A.
  • 3124990542 | +1 312-499-0542 Illinois U.S.A.
  • 3124990543 | +1 312-499-0543 Illinois U.S.A.
  • 3124990544 | +1 312-499-0544 Illinois U.S.A.
  • 3124990545 | +1 312-499-0545 Illinois U.S.A.
  • 3124990546 | +1 312-499-0546 Illinois U.S.A.
  • 3124990547 | +1 312-499-0547 Illinois U.S.A.
  • 3124990548 | +1 312-499-0548 Illinois U.S.A.
  • 3124990549 | +1 312-499-0549 Illinois U.S.A.
  • 3124990550 | +1 312-499-0550 Illinois U.S.A.
  • 3124990551 | +1 312-499-0551 Illinois U.S.A.
  • 3124990552 | +1 312-499-0552 Illinois U.S.A.
  • 3124990553 | +1 312-499-0553 Illinois U.S.A.
  • 3124990554 | +1 312-499-0554 Illinois U.S.A.
  • 3124990555 | +1 312-499-0555 Illinois U.S.A.
  • 3124990556 | +1 312-499-0556 Illinois U.S.A.
  • 3124990557 | +1 312-499-0557 Illinois U.S.A.
  • 3124990558 | +1 312-499-0558 Illinois U.S.A.
  • 3124990559 | +1 312-499-0559 Illinois U.S.A.
  • 3124990560 | +1 312-499-0560 Illinois U.S.A.
  • 3124990561 | +1 312-499-0561 Illinois U.S.A.
  • 3124990562 | +1 312-499-0562 Illinois U.S.A.
  • 3124990563 | +1 312-499-0563 Illinois U.S.A.
  • 3124990564 | +1 312-499-0564 Illinois U.S.A.
  • 3124990565 | +1 312-499-0565 Illinois U.S.A.
  • 3124990566 | +1 312-499-0566 Illinois U.S.A.
  • 3124990567 | +1 312-499-0567 Illinois U.S.A.
  • 3124990568 | +1 312-499-0568 Illinois U.S.A.
  • 3124990569 | +1 312-499-0569 Illinois U.S.A.
  • 3124990570 | +1 312-499-0570 Illinois U.S.A.
  • 3124990571 | +1 312-499-0571 Illinois U.S.A.
  • 3124990572 | +1 312-499-0572 Illinois U.S.A.
  • 3124990573 | +1 312-499-0573 Illinois U.S.A.
  • 3124990574 | +1 312-499-0574 Illinois U.S.A.
  • 3124990575 | +1 312-499-0575 Illinois U.S.A.
  • 3124990576 | +1 312-499-0576 Illinois U.S.A.
  • 3124990577 | +1 312-499-0577 Illinois U.S.A.
  • 3124990578 | +1 312-499-0578 Illinois U.S.A.
  • 3124990579 | +1 312-499-0579 Illinois U.S.A.
  • 3124990580 | +1 312-499-0580 Illinois U.S.A.
  • 3124990581 | +1 312-499-0581 Illinois U.S.A.
  • 3124990582 | +1 312-499-0582 Illinois U.S.A.
  • 3124990583 | +1 312-499-0583 Illinois U.S.A.
  • 3124990584 | +1 312-499-0584 Illinois U.S.A.
  • 3124990585 | +1 312-499-0585 Illinois U.S.A.
  • 3124990586 | +1 312-499-0586 Illinois U.S.A.
  • 3124990587 | +1 312-499-0587 Illinois U.S.A.
  • 3124990588 | +1 312-499-0588 Illinois U.S.A.
  • 3124990589 | +1 312-499-0589 Illinois U.S.A.
  • 3124990590 | +1 312-499-0590 Illinois U.S.A.
  • 3124990591 | +1 312-499-0591 Illinois U.S.A.
  • 3124990592 | +1 312-499-0592 Illinois U.S.A.
  • 3124990593 | +1 312-499-0593 Illinois U.S.A.
  • 3124990594 | +1 312-499-0594 Illinois U.S.A.
  • 3124990595 | +1 312-499-0595 Illinois U.S.A.
  • 3124990596 | +1 312-499-0596 Illinois U.S.A.
  • 3124990597 | +1 312-499-0597 Illinois U.S.A.
  • 3124990598 | +1 312-499-0598 Illinois U.S.A.
  • 3124990599 | +1 312-499-0599 Illinois U.S.A.