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).

  • 3123377500 | +1 312-337-7500 Illinois U.S.A.
  • 3123377501 | +1 312-337-7501 Illinois U.S.A.
  • 3123377502 | +1 312-337-7502 Illinois U.S.A.
  • 3123377503 | +1 312-337-7503 Illinois U.S.A.
  • 3123377504 | +1 312-337-7504 Illinois U.S.A.
  • 3123377505 | +1 312-337-7505 Illinois U.S.A.
  • 3123377506 | +1 312-337-7506 Illinois U.S.A.
  • 3123377507 | +1 312-337-7507 Illinois U.S.A.
  • 3123377508 | +1 312-337-7508 Illinois U.S.A.
  • 3123377509 | +1 312-337-7509 Illinois U.S.A.
  • 3123377510 | +1 312-337-7510 Illinois U.S.A.
  • 3123377511 | +1 312-337-7511 Illinois U.S.A.
  • 3123377512 | +1 312-337-7512 Illinois U.S.A.
  • 3123377513 | +1 312-337-7513 Illinois U.S.A.
  • 3123377514 | +1 312-337-7514 Illinois U.S.A.
  • 3123377515 | +1 312-337-7515 Illinois U.S.A.
  • 3123377516 | +1 312-337-7516 Illinois U.S.A.
  • 3123377517 | +1 312-337-7517 Illinois U.S.A.
  • 3123377518 | +1 312-337-7518 Illinois U.S.A.
  • 3123377519 | +1 312-337-7519 Illinois U.S.A.
  • 3123377520 | +1 312-337-7520 Illinois U.S.A.
  • 3123377521 | +1 312-337-7521 Illinois U.S.A.
  • 3123377522 | +1 312-337-7522 Illinois U.S.A.
  • 3123377523 | +1 312-337-7523 Illinois U.S.A.
  • 3123377524 | +1 312-337-7524 Illinois U.S.A.
  • 3123377525 | +1 312-337-7525 Illinois U.S.A.
  • 3123377526 | +1 312-337-7526 Illinois U.S.A.
  • 3123377527 | +1 312-337-7527 Illinois U.S.A.
  • 3123377528 | +1 312-337-7528 Illinois U.S.A.
  • 3123377529 | +1 312-337-7529 Illinois U.S.A.
  • 3123377530 | +1 312-337-7530 Illinois U.S.A.
  • 3123377531 | +1 312-337-7531 Illinois U.S.A.
  • 3123377532 | +1 312-337-7532 Illinois U.S.A.
  • 3123377533 | +1 312-337-7533 Illinois U.S.A.
  • 3123377534 | +1 312-337-7534 Illinois U.S.A.
  • 3123377535 | +1 312-337-7535 Illinois U.S.A.
  • 3123377536 | +1 312-337-7536 Illinois U.S.A.
  • 3123377537 | +1 312-337-7537 Illinois U.S.A.
  • 3123377538 | +1 312-337-7538 Illinois U.S.A.
  • 3123377539 | +1 312-337-7539 Illinois U.S.A.
  • 3123377540 | +1 312-337-7540 Illinois U.S.A.
  • 3123377541 | +1 312-337-7541 Illinois U.S.A.
  • 3123377542 | +1 312-337-7542 Illinois U.S.A.
  • 3123377543 | +1 312-337-7543 Illinois U.S.A.
  • 3123377544 | +1 312-337-7544 Illinois U.S.A.
  • 3123377545 | +1 312-337-7545 Illinois U.S.A.
  • 3123377546 | +1 312-337-7546 Illinois U.S.A.
  • 3123377547 | +1 312-337-7547 Illinois U.S.A.
  • 3123377548 | +1 312-337-7548 Illinois U.S.A.
  • 3123377549 | +1 312-337-7549 Illinois U.S.A.
  • 3123377550 | +1 312-337-7550 Illinois U.S.A.
  • 3123377551 | +1 312-337-7551 Illinois U.S.A.
  • 3123377552 | +1 312-337-7552 Illinois U.S.A.
  • 3123377553 | +1 312-337-7553 Illinois U.S.A.
  • 3123377554 | +1 312-337-7554 Illinois U.S.A.
  • 3123377555 | +1 312-337-7555 Illinois U.S.A.
  • 3123377556 | +1 312-337-7556 Illinois U.S.A.
  • 3123377557 | +1 312-337-7557 Illinois U.S.A.
  • 3123377558 | +1 312-337-7558 Illinois U.S.A.
  • 3123377559 | +1 312-337-7559 Illinois U.S.A.
  • 3123377560 | +1 312-337-7560 Illinois U.S.A.
  • 3123377561 | +1 312-337-7561 Illinois U.S.A.
  • 3123377562 | +1 312-337-7562 Illinois U.S.A.
  • 3123377563 | +1 312-337-7563 Illinois U.S.A.
  • 3123377564 | +1 312-337-7564 Illinois U.S.A.
  • 3123377565 | +1 312-337-7565 Illinois U.S.A.
  • 3123377566 | +1 312-337-7566 Illinois U.S.A.
  • 3123377567 | +1 312-337-7567 Illinois U.S.A.
  • 3123377568 | +1 312-337-7568 Illinois U.S.A.
  • 3123377569 | +1 312-337-7569 Illinois U.S.A.
  • 3123377570 | +1 312-337-7570 Illinois U.S.A.
  • 3123377571 | +1 312-337-7571 Illinois U.S.A.
  • 3123377572 | +1 312-337-7572 Illinois U.S.A.
  • 3123377573 | +1 312-337-7573 Illinois U.S.A.
  • 3123377574 | +1 312-337-7574 Illinois U.S.A.
  • 3123377575 | +1 312-337-7575 Illinois U.S.A.
  • 3123377576 | +1 312-337-7576 Illinois U.S.A.
  • 3123377577 | +1 312-337-7577 Illinois U.S.A.
  • 3123377578 | +1 312-337-7578 Illinois U.S.A.
  • 3123377579 | +1 312-337-7579 Illinois U.S.A.
  • 3123377580 | +1 312-337-7580 Illinois U.S.A.
  • 3123377581 | +1 312-337-7581 Illinois U.S.A.
  • 3123377582 | +1 312-337-7582 Illinois U.S.A.
  • 3123377583 | +1 312-337-7583 Illinois U.S.A.
  • 3123377584 | +1 312-337-7584 Illinois U.S.A.
  • 3123377585 | +1 312-337-7585 Illinois U.S.A.
  • 3123377586 | +1 312-337-7586 Illinois U.S.A.
  • 3123377587 | +1 312-337-7587 Illinois U.S.A.
  • 3123377588 | +1 312-337-7588 Illinois U.S.A.
  • 3123377589 | +1 312-337-7589 Illinois U.S.A.
  • 3123377590 | +1 312-337-7590 Illinois U.S.A.
  • 3123377591 | +1 312-337-7591 Illinois U.S.A.
  • 3123377592 | +1 312-337-7592 Illinois U.S.A.
  • 3123377593 | +1 312-337-7593 Illinois U.S.A.
  • 3123377594 | +1 312-337-7594 Illinois U.S.A.
  • 3123377595 | +1 312-337-7595 Illinois U.S.A.
  • 3123377596 | +1 312-337-7596 Illinois U.S.A.
  • 3123377597 | +1 312-337-7597 Illinois U.S.A.
  • 3123377598 | +1 312-337-7598 Illinois U.S.A.
  • 3123377599 | +1 312-337-7599 Illinois U.S.A.