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).

  • 3128500500 | +1 312-850-0500 Illinois U.S.A.
  • 3128500501 | +1 312-850-0501 Illinois U.S.A.
  • 3128500502 | +1 312-850-0502 Illinois U.S.A.
  • 3128500503 | +1 312-850-0503 Illinois U.S.A.
  • 3128500504 | +1 312-850-0504 Illinois U.S.A.
  • 3128500505 | +1 312-850-0505 Illinois U.S.A.
  • 3128500506 | +1 312-850-0506 Illinois U.S.A.
  • 3128500507 | +1 312-850-0507 Illinois U.S.A.
  • 3128500508 | +1 312-850-0508 Illinois U.S.A.
  • 3128500509 | +1 312-850-0509 Illinois U.S.A.
  • 3128500510 | +1 312-850-0510 Illinois U.S.A.
  • 3128500511 | +1 312-850-0511 Illinois U.S.A.
  • 3128500512 | +1 312-850-0512 Illinois U.S.A.
  • 3128500513 | +1 312-850-0513 Illinois U.S.A.
  • 3128500514 | +1 312-850-0514 Illinois U.S.A.
  • 3128500515 | +1 312-850-0515 Illinois U.S.A.
  • 3128500516 | +1 312-850-0516 Illinois U.S.A.
  • 3128500517 | +1 312-850-0517 Illinois U.S.A.
  • 3128500518 | +1 312-850-0518 Illinois U.S.A.
  • 3128500519 | +1 312-850-0519 Illinois U.S.A.
  • 3128500520 | +1 312-850-0520 Illinois U.S.A.
  • 3128500521 | +1 312-850-0521 Illinois U.S.A.
  • 3128500522 | +1 312-850-0522 Illinois U.S.A.
  • 3128500523 | +1 312-850-0523 Illinois U.S.A.
  • 3128500524 | +1 312-850-0524 Illinois U.S.A.
  • 3128500525 | +1 312-850-0525 Illinois U.S.A.
  • 3128500526 | +1 312-850-0526 Illinois U.S.A.
  • 3128500527 | +1 312-850-0527 Illinois U.S.A.
  • 3128500528 | +1 312-850-0528 Illinois U.S.A.
  • 3128500529 | +1 312-850-0529 Illinois U.S.A.
  • 3128500530 | +1 312-850-0530 Illinois U.S.A.
  • 3128500531 | +1 312-850-0531 Illinois U.S.A.
  • 3128500532 | +1 312-850-0532 Illinois U.S.A.
  • 3128500533 | +1 312-850-0533 Illinois U.S.A.
  • 3128500534 | +1 312-850-0534 Illinois U.S.A.
  • 3128500535 | +1 312-850-0535 Illinois U.S.A.
  • 3128500536 | +1 312-850-0536 Illinois U.S.A.
  • 3128500537 | +1 312-850-0537 Illinois U.S.A.
  • 3128500538 | +1 312-850-0538 Illinois U.S.A.
  • 3128500539 | +1 312-850-0539 Illinois U.S.A.
  • 3128500540 | +1 312-850-0540 Illinois U.S.A.
  • 3128500541 | +1 312-850-0541 Illinois U.S.A.
  • 3128500542 | +1 312-850-0542 Illinois U.S.A.
  • 3128500543 | +1 312-850-0543 Illinois U.S.A.
  • 3128500544 | +1 312-850-0544 Illinois U.S.A.
  • 3128500545 | +1 312-850-0545 Illinois U.S.A.
  • 3128500546 | +1 312-850-0546 Illinois U.S.A.
  • 3128500547 | +1 312-850-0547 Illinois U.S.A.
  • 3128500548 | +1 312-850-0548 Illinois U.S.A.
  • 3128500549 | +1 312-850-0549 Illinois U.S.A.
  • 3128500550 | +1 312-850-0550 Illinois U.S.A.
  • 3128500551 | +1 312-850-0551 Illinois U.S.A.
  • 3128500552 | +1 312-850-0552 Illinois U.S.A.
  • 3128500553 | +1 312-850-0553 Illinois U.S.A.
  • 3128500554 | +1 312-850-0554 Illinois U.S.A.
  • 3128500555 | +1 312-850-0555 Illinois U.S.A.
  • 3128500556 | +1 312-850-0556 Illinois U.S.A.
  • 3128500557 | +1 312-850-0557 Illinois U.S.A.
  • 3128500558 | +1 312-850-0558 Illinois U.S.A.
  • 3128500559 | +1 312-850-0559 Illinois U.S.A.
  • 3128500560 | +1 312-850-0560 Illinois U.S.A.
  • 3128500561 | +1 312-850-0561 Illinois U.S.A.
  • 3128500562 | +1 312-850-0562 Illinois U.S.A.
  • 3128500563 | +1 312-850-0563 Illinois U.S.A.
  • 3128500564 | +1 312-850-0564 Illinois U.S.A.
  • 3128500565 | +1 312-850-0565 Illinois U.S.A.
  • 3128500566 | +1 312-850-0566 Illinois U.S.A.
  • 3128500567 | +1 312-850-0567 Illinois U.S.A.
  • 3128500568 | +1 312-850-0568 Illinois U.S.A.
  • 3128500569 | +1 312-850-0569 Illinois U.S.A.
  • 3128500570 | +1 312-850-0570 Illinois U.S.A.
  • 3128500571 | +1 312-850-0571 Illinois U.S.A.
  • 3128500572 | +1 312-850-0572 Illinois U.S.A.
  • 3128500573 | +1 312-850-0573 Illinois U.S.A.
  • 3128500574 | +1 312-850-0574 Illinois U.S.A.
  • 3128500575 | +1 312-850-0575 Illinois U.S.A.
  • 3128500576 | +1 312-850-0576 Illinois U.S.A.
  • 3128500577 | +1 312-850-0577 Illinois U.S.A.
  • 3128500578 | +1 312-850-0578 Illinois U.S.A.
  • 3128500579 | +1 312-850-0579 Illinois U.S.A.
  • 3128500580 | +1 312-850-0580 Illinois U.S.A.
  • 3128500581 | +1 312-850-0581 Illinois U.S.A.
  • 3128500582 | +1 312-850-0582 Illinois U.S.A.
  • 3128500583 | +1 312-850-0583 Illinois U.S.A.
  • 3128500584 | +1 312-850-0584 Illinois U.S.A.
  • 3128500585 | +1 312-850-0585 Illinois U.S.A.
  • 3128500586 | +1 312-850-0586 Illinois U.S.A.
  • 3128500587 | +1 312-850-0587 Illinois U.S.A.
  • 3128500588 | +1 312-850-0588 Illinois U.S.A.
  • 3128500589 | +1 312-850-0589 Illinois U.S.A.
  • 3128500590 | +1 312-850-0590 Illinois U.S.A.
  • 3128500591 | +1 312-850-0591 Illinois U.S.A.
  • 3128500592 | +1 312-850-0592 Illinois U.S.A.
  • 3128500593 | +1 312-850-0593 Illinois U.S.A.
  • 3128500594 | +1 312-850-0594 Illinois U.S.A.
  • 3128500595 | +1 312-850-0595 Illinois U.S.A.
  • 3128500596 | +1 312-850-0596 Illinois U.S.A.
  • 3128500597 | +1 312-850-0597 Illinois U.S.A.
  • 3128500598 | +1 312-850-0598 Illinois U.S.A.
  • 3128500599 | +1 312-850-0599 Illinois U.S.A.