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).

  • 3127420500 | +1 312-742-0500 Illinois U.S.A.
  • 3127420501 | +1 312-742-0501 Illinois U.S.A.
  • 3127420502 | +1 312-742-0502 Illinois U.S.A.
  • 3127420503 | +1 312-742-0503 Illinois U.S.A.
  • 3127420504 | +1 312-742-0504 Illinois U.S.A.
  • 3127420505 | +1 312-742-0505 Illinois U.S.A.
  • 3127420506 | +1 312-742-0506 Illinois U.S.A.
  • 3127420507 | +1 312-742-0507 Illinois U.S.A.
  • 3127420508 | +1 312-742-0508 Illinois U.S.A.
  • 3127420509 | +1 312-742-0509 Illinois U.S.A.
  • 3127420510 | +1 312-742-0510 Illinois U.S.A.
  • 3127420511 | +1 312-742-0511 Illinois U.S.A.
  • 3127420512 | +1 312-742-0512 Illinois U.S.A.
  • 3127420513 | +1 312-742-0513 Illinois U.S.A.
  • 3127420514 | +1 312-742-0514 Illinois U.S.A.
  • 3127420515 | +1 312-742-0515 Illinois U.S.A.
  • 3127420516 | +1 312-742-0516 Illinois U.S.A.
  • 3127420517 | +1 312-742-0517 Illinois U.S.A.
  • 3127420518 | +1 312-742-0518 Illinois U.S.A.
  • 3127420519 | +1 312-742-0519 Illinois U.S.A.
  • 3127420520 | +1 312-742-0520 Illinois U.S.A.
  • 3127420521 | +1 312-742-0521 Illinois U.S.A.
  • 3127420522 | +1 312-742-0522 Illinois U.S.A.
  • 3127420523 | +1 312-742-0523 Illinois U.S.A.
  • 3127420524 | +1 312-742-0524 Illinois U.S.A.
  • 3127420525 | +1 312-742-0525 Illinois U.S.A.
  • 3127420526 | +1 312-742-0526 Illinois U.S.A.
  • 3127420527 | +1 312-742-0527 Illinois U.S.A.
  • 3127420528 | +1 312-742-0528 Illinois U.S.A.
  • 3127420529 | +1 312-742-0529 Illinois U.S.A.
  • 3127420530 | +1 312-742-0530 Illinois U.S.A.
  • 3127420531 | +1 312-742-0531 Illinois U.S.A.
  • 3127420532 | +1 312-742-0532 Illinois U.S.A.
  • 3127420533 | +1 312-742-0533 Illinois U.S.A.
  • 3127420534 | +1 312-742-0534 Illinois U.S.A.
  • 3127420535 | +1 312-742-0535 Illinois U.S.A.
  • 3127420536 | +1 312-742-0536 Illinois U.S.A.
  • 3127420537 | +1 312-742-0537 Illinois U.S.A.
  • 3127420538 | +1 312-742-0538 Illinois U.S.A.
  • 3127420539 | +1 312-742-0539 Illinois U.S.A.
  • 3127420540 | +1 312-742-0540 Illinois U.S.A.
  • 3127420541 | +1 312-742-0541 Illinois U.S.A.
  • 3127420542 | +1 312-742-0542 Illinois U.S.A.
  • 3127420543 | +1 312-742-0543 Illinois U.S.A.
  • 3127420544 | +1 312-742-0544 Illinois U.S.A.
  • 3127420545 | +1 312-742-0545 Illinois U.S.A.
  • 3127420546 | +1 312-742-0546 Illinois U.S.A.
  • 3127420547 | +1 312-742-0547 Illinois U.S.A.
  • 3127420548 | +1 312-742-0548 Illinois U.S.A.
  • 3127420549 | +1 312-742-0549 Illinois U.S.A.
  • 3127420550 | +1 312-742-0550 Illinois U.S.A.
  • 3127420551 | +1 312-742-0551 Illinois U.S.A.
  • 3127420552 | +1 312-742-0552 Illinois U.S.A.
  • 3127420553 | +1 312-742-0553 Illinois U.S.A.
  • 3127420554 | +1 312-742-0554 Illinois U.S.A.
  • 3127420555 | +1 312-742-0555 Illinois U.S.A.
  • 3127420556 | +1 312-742-0556 Illinois U.S.A.
  • 3127420557 | +1 312-742-0557 Illinois U.S.A.
  • 3127420558 | +1 312-742-0558 Illinois U.S.A.
  • 3127420559 | +1 312-742-0559 Illinois U.S.A.
  • 3127420560 | +1 312-742-0560 Illinois U.S.A.
  • 3127420561 | +1 312-742-0561 Illinois U.S.A.
  • 3127420562 | +1 312-742-0562 Illinois U.S.A.
  • 3127420563 | +1 312-742-0563 Illinois U.S.A.
  • 3127420564 | +1 312-742-0564 Illinois U.S.A.
  • 3127420565 | +1 312-742-0565 Illinois U.S.A.
  • 3127420566 | +1 312-742-0566 Illinois U.S.A.
  • 3127420567 | +1 312-742-0567 Illinois U.S.A.
  • 3127420568 | +1 312-742-0568 Illinois U.S.A.
  • 3127420569 | +1 312-742-0569 Illinois U.S.A.
  • 3127420570 | +1 312-742-0570 Illinois U.S.A.
  • 3127420571 | +1 312-742-0571 Illinois U.S.A.
  • 3127420572 | +1 312-742-0572 Illinois U.S.A.
  • 3127420573 | +1 312-742-0573 Illinois U.S.A.
  • 3127420574 | +1 312-742-0574 Illinois U.S.A.
  • 3127420575 | +1 312-742-0575 Illinois U.S.A.
  • 3127420576 | +1 312-742-0576 Illinois U.S.A.
  • 3127420577 | +1 312-742-0577 Illinois U.S.A.
  • 3127420578 | +1 312-742-0578 Illinois U.S.A.
  • 3127420579 | +1 312-742-0579 Illinois U.S.A.
  • 3127420580 | +1 312-742-0580 Illinois U.S.A.
  • 3127420581 | +1 312-742-0581 Illinois U.S.A.
  • 3127420582 | +1 312-742-0582 Illinois U.S.A.
  • 3127420583 | +1 312-742-0583 Illinois U.S.A.
  • 3127420584 | +1 312-742-0584 Illinois U.S.A.
  • 3127420585 | +1 312-742-0585 Illinois U.S.A.
  • 3127420586 | +1 312-742-0586 Illinois U.S.A.
  • 3127420587 | +1 312-742-0587 Illinois U.S.A.
  • 3127420588 | +1 312-742-0588 Illinois U.S.A.
  • 3127420589 | +1 312-742-0589 Illinois U.S.A.
  • 3127420590 | +1 312-742-0590 Illinois U.S.A.
  • 3127420591 | +1 312-742-0591 Illinois U.S.A.
  • 3127420592 | +1 312-742-0592 Illinois U.S.A.
  • 3127420593 | +1 312-742-0593 Illinois U.S.A.
  • 3127420594 | +1 312-742-0594 Illinois U.S.A.
  • 3127420595 | +1 312-742-0595 Illinois U.S.A.
  • 3127420596 | +1 312-742-0596 Illinois U.S.A.
  • 3127420597 | +1 312-742-0597 Illinois U.S.A.
  • 3127420598 | +1 312-742-0598 Illinois U.S.A.
  • 3127420599 | +1 312-742-0599 Illinois U.S.A.