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).

  • 3125036500 | +1 312-503-6500 Illinois U.S.A.
  • 3125036501 | +1 312-503-6501 Illinois U.S.A.
  • 3125036502 | +1 312-503-6502 Illinois U.S.A.
  • 3125036503 | +1 312-503-6503 Illinois U.S.A.
  • 3125036504 | +1 312-503-6504 Illinois U.S.A.
  • 3125036505 | +1 312-503-6505 Illinois U.S.A.
  • 3125036506 | +1 312-503-6506 Illinois U.S.A.
  • 3125036507 | +1 312-503-6507 Illinois U.S.A.
  • 3125036508 | +1 312-503-6508 Illinois U.S.A.
  • 3125036509 | +1 312-503-6509 Illinois U.S.A.
  • 3125036510 | +1 312-503-6510 Illinois U.S.A.
  • 3125036511 | +1 312-503-6511 Illinois U.S.A.
  • 3125036512 | +1 312-503-6512 Illinois U.S.A.
  • 3125036513 | +1 312-503-6513 Illinois U.S.A.
  • 3125036514 | +1 312-503-6514 Illinois U.S.A.
  • 3125036515 | +1 312-503-6515 Illinois U.S.A.
  • 3125036516 | +1 312-503-6516 Illinois U.S.A.
  • 3125036517 | +1 312-503-6517 Illinois U.S.A.
  • 3125036518 | +1 312-503-6518 Illinois U.S.A.
  • 3125036519 | +1 312-503-6519 Illinois U.S.A.
  • 3125036520 | +1 312-503-6520 Illinois U.S.A.
  • 3125036521 | +1 312-503-6521 Illinois U.S.A.
  • 3125036522 | +1 312-503-6522 Illinois U.S.A.
  • 3125036523 | +1 312-503-6523 Illinois U.S.A.
  • 3125036524 | +1 312-503-6524 Illinois U.S.A.
  • 3125036525 | +1 312-503-6525 Illinois U.S.A.
  • 3125036526 | +1 312-503-6526 Illinois U.S.A.
  • 3125036527 | +1 312-503-6527 Illinois U.S.A.
  • 3125036528 | +1 312-503-6528 Illinois U.S.A.
  • 3125036529 | +1 312-503-6529 Illinois U.S.A.
  • 3125036530 | +1 312-503-6530 Illinois U.S.A.
  • 3125036531 | +1 312-503-6531 Illinois U.S.A.
  • 3125036532 | +1 312-503-6532 Illinois U.S.A.
  • 3125036533 | +1 312-503-6533 Illinois U.S.A.
  • 3125036534 | +1 312-503-6534 Illinois U.S.A.
  • 3125036535 | +1 312-503-6535 Illinois U.S.A.
  • 3125036536 | +1 312-503-6536 Illinois U.S.A.
  • 3125036537 | +1 312-503-6537 Illinois U.S.A.
  • 3125036538 | +1 312-503-6538 Illinois U.S.A.
  • 3125036539 | +1 312-503-6539 Illinois U.S.A.
  • 3125036540 | +1 312-503-6540 Illinois U.S.A.
  • 3125036541 | +1 312-503-6541 Illinois U.S.A.
  • 3125036542 | +1 312-503-6542 Illinois U.S.A.
  • 3125036543 | +1 312-503-6543 Illinois U.S.A.
  • 3125036544 | +1 312-503-6544 Illinois U.S.A.
  • 3125036545 | +1 312-503-6545 Illinois U.S.A.
  • 3125036546 | +1 312-503-6546 Illinois U.S.A.
  • 3125036547 | +1 312-503-6547 Illinois U.S.A.
  • 3125036548 | +1 312-503-6548 Illinois U.S.A.
  • 3125036549 | +1 312-503-6549 Illinois U.S.A.
  • 3125036550 | +1 312-503-6550 Illinois U.S.A.
  • 3125036551 | +1 312-503-6551 Illinois U.S.A.
  • 3125036552 | +1 312-503-6552 Illinois U.S.A.
  • 3125036553 | +1 312-503-6553 Illinois U.S.A.
  • 3125036554 | +1 312-503-6554 Illinois U.S.A.
  • 3125036555 | +1 312-503-6555 Illinois U.S.A.
  • 3125036556 | +1 312-503-6556 Illinois U.S.A.
  • 3125036557 | +1 312-503-6557 Illinois U.S.A.
  • 3125036558 | +1 312-503-6558 Illinois U.S.A.
  • 3125036559 | +1 312-503-6559 Illinois U.S.A.
  • 3125036560 | +1 312-503-6560 Illinois U.S.A.
  • 3125036561 | +1 312-503-6561 Illinois U.S.A.
  • 3125036562 | +1 312-503-6562 Illinois U.S.A.
  • 3125036563 | +1 312-503-6563 Illinois U.S.A.
  • 3125036564 | +1 312-503-6564 Illinois U.S.A.
  • 3125036565 | +1 312-503-6565 Illinois U.S.A.
  • 3125036566 | +1 312-503-6566 Illinois U.S.A.
  • 3125036567 | +1 312-503-6567 Illinois U.S.A.
  • 3125036568 | +1 312-503-6568 Illinois U.S.A.
  • 3125036569 | +1 312-503-6569 Illinois U.S.A.
  • 3125036570 | +1 312-503-6570 Illinois U.S.A.
  • 3125036571 | +1 312-503-6571 Illinois U.S.A.
  • 3125036572 | +1 312-503-6572 Illinois U.S.A.
  • 3125036573 | +1 312-503-6573 Illinois U.S.A.
  • 3125036574 | +1 312-503-6574 Illinois U.S.A.
  • 3125036575 | +1 312-503-6575 Illinois U.S.A.
  • 3125036576 | +1 312-503-6576 Illinois U.S.A.
  • 3125036577 | +1 312-503-6577 Illinois U.S.A.
  • 3125036578 | +1 312-503-6578 Illinois U.S.A.
  • 3125036579 | +1 312-503-6579 Illinois U.S.A.
  • 3125036580 | +1 312-503-6580 Illinois U.S.A.
  • 3125036581 | +1 312-503-6581 Illinois U.S.A.
  • 3125036582 | +1 312-503-6582 Illinois U.S.A.
  • 3125036583 | +1 312-503-6583 Illinois U.S.A.
  • 3125036584 | +1 312-503-6584 Illinois U.S.A.
  • 3125036585 | +1 312-503-6585 Illinois U.S.A.
  • 3125036586 | +1 312-503-6586 Illinois U.S.A.
  • 3125036587 | +1 312-503-6587 Illinois U.S.A.
  • 3125036588 | +1 312-503-6588 Illinois U.S.A.
  • 3125036589 | +1 312-503-6589 Illinois U.S.A.
  • 3125036590 | +1 312-503-6590 Illinois U.S.A.
  • 3125036591 | +1 312-503-6591 Illinois U.S.A.
  • 3125036592 | +1 312-503-6592 Illinois U.S.A.
  • 3125036593 | +1 312-503-6593 Illinois U.S.A.
  • 3125036594 | +1 312-503-6594 Illinois U.S.A.
  • 3125036595 | +1 312-503-6595 Illinois U.S.A.
  • 3125036596 | +1 312-503-6596 Illinois U.S.A.
  • 3125036597 | +1 312-503-6597 Illinois U.S.A.
  • 3125036598 | +1 312-503-6598 Illinois U.S.A.
  • 3125036599 | +1 312-503-6599 Illinois U.S.A.