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).

  • 3123337500 | +1 312-333-7500 Illinois U.S.A.
  • 3123337501 | +1 312-333-7501 Illinois U.S.A.
  • 3123337502 | +1 312-333-7502 Illinois U.S.A.
  • 3123337503 | +1 312-333-7503 Illinois U.S.A.
  • 3123337504 | +1 312-333-7504 Illinois U.S.A.
  • 3123337505 | +1 312-333-7505 Illinois U.S.A.
  • 3123337506 | +1 312-333-7506 Illinois U.S.A.
  • 3123337507 | +1 312-333-7507 Illinois U.S.A.
  • 3123337508 | +1 312-333-7508 Illinois U.S.A.
  • 3123337509 | +1 312-333-7509 Illinois U.S.A.
  • 3123337510 | +1 312-333-7510 Illinois U.S.A.
  • 3123337511 | +1 312-333-7511 Illinois U.S.A.
  • 3123337512 | +1 312-333-7512 Illinois U.S.A.
  • 3123337513 | +1 312-333-7513 Illinois U.S.A.
  • 3123337514 | +1 312-333-7514 Illinois U.S.A.
  • 3123337515 | +1 312-333-7515 Illinois U.S.A.
  • 3123337516 | +1 312-333-7516 Illinois U.S.A.
  • 3123337517 | +1 312-333-7517 Illinois U.S.A.
  • 3123337518 | +1 312-333-7518 Illinois U.S.A.
  • 3123337519 | +1 312-333-7519 Illinois U.S.A.
  • 3123337520 | +1 312-333-7520 Illinois U.S.A.
  • 3123337521 | +1 312-333-7521 Illinois U.S.A.
  • 3123337522 | +1 312-333-7522 Illinois U.S.A.
  • 3123337523 | +1 312-333-7523 Illinois U.S.A.
  • 3123337524 | +1 312-333-7524 Illinois U.S.A.
  • 3123337525 | +1 312-333-7525 Illinois U.S.A.
  • 3123337526 | +1 312-333-7526 Illinois U.S.A.
  • 3123337527 | +1 312-333-7527 Illinois U.S.A.
  • 3123337528 | +1 312-333-7528 Illinois U.S.A.
  • 3123337529 | +1 312-333-7529 Illinois U.S.A.
  • 3123337530 | +1 312-333-7530 Illinois U.S.A.
  • 3123337531 | +1 312-333-7531 Illinois U.S.A.
  • 3123337532 | +1 312-333-7532 Illinois U.S.A.
  • 3123337533 | +1 312-333-7533 Illinois U.S.A.
  • 3123337534 | +1 312-333-7534 Illinois U.S.A.
  • 3123337535 | +1 312-333-7535 Illinois U.S.A.
  • 3123337536 | +1 312-333-7536 Illinois U.S.A.
  • 3123337537 | +1 312-333-7537 Illinois U.S.A.
  • 3123337538 | +1 312-333-7538 Illinois U.S.A.
  • 3123337539 | +1 312-333-7539 Illinois U.S.A.
  • 3123337540 | +1 312-333-7540 Illinois U.S.A.
  • 3123337541 | +1 312-333-7541 Illinois U.S.A.
  • 3123337542 | +1 312-333-7542 Illinois U.S.A.
  • 3123337543 | +1 312-333-7543 Illinois U.S.A.
  • 3123337544 | +1 312-333-7544 Illinois U.S.A.
  • 3123337545 | +1 312-333-7545 Illinois U.S.A.
  • 3123337546 | +1 312-333-7546 Illinois U.S.A.
  • 3123337547 | +1 312-333-7547 Illinois U.S.A.
  • 3123337548 | +1 312-333-7548 Illinois U.S.A.
  • 3123337549 | +1 312-333-7549 Illinois U.S.A.
  • 3123337550 | +1 312-333-7550 Illinois U.S.A.
  • 3123337551 | +1 312-333-7551 Illinois U.S.A.
  • 3123337552 | +1 312-333-7552 Illinois U.S.A.
  • 3123337553 | +1 312-333-7553 Illinois U.S.A.
  • 3123337554 | +1 312-333-7554 Illinois U.S.A.
  • 3123337555 | +1 312-333-7555 Illinois U.S.A.
  • 3123337556 | +1 312-333-7556 Illinois U.S.A.
  • 3123337557 | +1 312-333-7557 Illinois U.S.A.
  • 3123337558 | +1 312-333-7558 Illinois U.S.A.
  • 3123337559 | +1 312-333-7559 Illinois U.S.A.
  • 3123337560 | +1 312-333-7560 Illinois U.S.A.
  • 3123337561 | +1 312-333-7561 Illinois U.S.A.
  • 3123337562 | +1 312-333-7562 Illinois U.S.A.
  • 3123337563 | +1 312-333-7563 Illinois U.S.A.
  • 3123337564 | +1 312-333-7564 Illinois U.S.A.
  • 3123337565 | +1 312-333-7565 Illinois U.S.A.
  • 3123337566 | +1 312-333-7566 Illinois U.S.A.
  • 3123337567 | +1 312-333-7567 Illinois U.S.A.
  • 3123337568 | +1 312-333-7568 Illinois U.S.A.
  • 3123337569 | +1 312-333-7569 Illinois U.S.A.
  • 3123337570 | +1 312-333-7570 Illinois U.S.A.
  • 3123337571 | +1 312-333-7571 Illinois U.S.A.
  • 3123337572 | +1 312-333-7572 Illinois U.S.A.
  • 3123337573 | +1 312-333-7573 Illinois U.S.A.
  • 3123337574 | +1 312-333-7574 Illinois U.S.A.
  • 3123337575 | +1 312-333-7575 Illinois U.S.A.
  • 3123337576 | +1 312-333-7576 Illinois U.S.A.
  • 3123337577 | +1 312-333-7577 Illinois U.S.A.
  • 3123337578 | +1 312-333-7578 Illinois U.S.A.
  • 3123337579 | +1 312-333-7579 Illinois U.S.A.
  • 3123337580 | +1 312-333-7580 Illinois U.S.A.
  • 3123337581 | +1 312-333-7581 Illinois U.S.A.
  • 3123337582 | +1 312-333-7582 Illinois U.S.A.
  • 3123337583 | +1 312-333-7583 Illinois U.S.A.
  • 3123337584 | +1 312-333-7584 Illinois U.S.A.
  • 3123337585 | +1 312-333-7585 Illinois U.S.A.
  • 3123337586 | +1 312-333-7586 Illinois U.S.A.
  • 3123337587 | +1 312-333-7587 Illinois U.S.A.
  • 3123337588 | +1 312-333-7588 Illinois U.S.A.
  • 3123337589 | +1 312-333-7589 Illinois U.S.A.
  • 3123337590 | +1 312-333-7590 Illinois U.S.A.
  • 3123337591 | +1 312-333-7591 Illinois U.S.A.
  • 3123337592 | +1 312-333-7592 Illinois U.S.A.
  • 3123337593 | +1 312-333-7593 Illinois U.S.A.
  • 3123337594 | +1 312-333-7594 Illinois U.S.A.
  • 3123337595 | +1 312-333-7595 Illinois U.S.A.
  • 3123337596 | +1 312-333-7596 Illinois U.S.A.
  • 3123337597 | +1 312-333-7597 Illinois U.S.A.
  • 3123337598 | +1 312-333-7598 Illinois U.S.A.
  • 3123337599 | +1 312-333-7599 Illinois U.S.A.