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).

  • 3129217500 | +1 312-921-7500 Illinois U.S.A.
  • 3129217501 | +1 312-921-7501 Illinois U.S.A.
  • 3129217502 | +1 312-921-7502 Illinois U.S.A.
  • 3129217503 | +1 312-921-7503 Illinois U.S.A.
  • 3129217504 | +1 312-921-7504 Illinois U.S.A.
  • 3129217505 | +1 312-921-7505 Illinois U.S.A.
  • 3129217506 | +1 312-921-7506 Illinois U.S.A.
  • 3129217507 | +1 312-921-7507 Illinois U.S.A.
  • 3129217508 | +1 312-921-7508 Illinois U.S.A.
  • 3129217509 | +1 312-921-7509 Illinois U.S.A.
  • 3129217510 | +1 312-921-7510 Illinois U.S.A.
  • 3129217511 | +1 312-921-7511 Illinois U.S.A.
  • 3129217512 | +1 312-921-7512 Illinois U.S.A.
  • 3129217513 | +1 312-921-7513 Illinois U.S.A.
  • 3129217514 | +1 312-921-7514 Illinois U.S.A.
  • 3129217515 | +1 312-921-7515 Illinois U.S.A.
  • 3129217516 | +1 312-921-7516 Illinois U.S.A.
  • 3129217517 | +1 312-921-7517 Illinois U.S.A.
  • 3129217518 | +1 312-921-7518 Illinois U.S.A.
  • 3129217519 | +1 312-921-7519 Illinois U.S.A.
  • 3129217520 | +1 312-921-7520 Illinois U.S.A.
  • 3129217521 | +1 312-921-7521 Illinois U.S.A.
  • 3129217522 | +1 312-921-7522 Illinois U.S.A.
  • 3129217523 | +1 312-921-7523 Illinois U.S.A.
  • 3129217524 | +1 312-921-7524 Illinois U.S.A.
  • 3129217525 | +1 312-921-7525 Illinois U.S.A.
  • 3129217526 | +1 312-921-7526 Illinois U.S.A.
  • 3129217527 | +1 312-921-7527 Illinois U.S.A.
  • 3129217528 | +1 312-921-7528 Illinois U.S.A.
  • 3129217529 | +1 312-921-7529 Illinois U.S.A.
  • 3129217530 | +1 312-921-7530 Illinois U.S.A.
  • 3129217531 | +1 312-921-7531 Illinois U.S.A.
  • 3129217532 | +1 312-921-7532 Illinois U.S.A.
  • 3129217533 | +1 312-921-7533 Illinois U.S.A.
  • 3129217534 | +1 312-921-7534 Illinois U.S.A.
  • 3129217535 | +1 312-921-7535 Illinois U.S.A.
  • 3129217536 | +1 312-921-7536 Illinois U.S.A.
  • 3129217537 | +1 312-921-7537 Illinois U.S.A.
  • 3129217538 | +1 312-921-7538 Illinois U.S.A.
  • 3129217539 | +1 312-921-7539 Illinois U.S.A.
  • 3129217540 | +1 312-921-7540 Illinois U.S.A.
  • 3129217541 | +1 312-921-7541 Illinois U.S.A.
  • 3129217542 | +1 312-921-7542 Illinois U.S.A.
  • 3129217543 | +1 312-921-7543 Illinois U.S.A.
  • 3129217544 | +1 312-921-7544 Illinois U.S.A.
  • 3129217545 | +1 312-921-7545 Illinois U.S.A.
  • 3129217546 | +1 312-921-7546 Illinois U.S.A.
  • 3129217547 | +1 312-921-7547 Illinois U.S.A.
  • 3129217548 | +1 312-921-7548 Illinois U.S.A.
  • 3129217549 | +1 312-921-7549 Illinois U.S.A.
  • 3129217550 | +1 312-921-7550 Illinois U.S.A.
  • 3129217551 | +1 312-921-7551 Illinois U.S.A.
  • 3129217552 | +1 312-921-7552 Illinois U.S.A.
  • 3129217553 | +1 312-921-7553 Illinois U.S.A.
  • 3129217554 | +1 312-921-7554 Illinois U.S.A.
  • 3129217555 | +1 312-921-7555 Illinois U.S.A.
  • 3129217556 | +1 312-921-7556 Illinois U.S.A.
  • 3129217557 | +1 312-921-7557 Illinois U.S.A.
  • 3129217558 | +1 312-921-7558 Illinois U.S.A.
  • 3129217559 | +1 312-921-7559 Illinois U.S.A.
  • 3129217560 | +1 312-921-7560 Illinois U.S.A.
  • 3129217561 | +1 312-921-7561 Illinois U.S.A.
  • 3129217562 | +1 312-921-7562 Illinois U.S.A.
  • 3129217563 | +1 312-921-7563 Illinois U.S.A.
  • 3129217564 | +1 312-921-7564 Illinois U.S.A.
  • 3129217565 | +1 312-921-7565 Illinois U.S.A.
  • 3129217566 | +1 312-921-7566 Illinois U.S.A.
  • 3129217567 | +1 312-921-7567 Illinois U.S.A.
  • 3129217568 | +1 312-921-7568 Illinois U.S.A.
  • 3129217569 | +1 312-921-7569 Illinois U.S.A.
  • 3129217570 | +1 312-921-7570 Illinois U.S.A.
  • 3129217571 | +1 312-921-7571 Illinois U.S.A.
  • 3129217572 | +1 312-921-7572 Illinois U.S.A.
  • 3129217573 | +1 312-921-7573 Illinois U.S.A.
  • 3129217574 | +1 312-921-7574 Illinois U.S.A.
  • 3129217575 | +1 312-921-7575 Illinois U.S.A.
  • 3129217576 | +1 312-921-7576 Illinois U.S.A.
  • 3129217577 | +1 312-921-7577 Illinois U.S.A.
  • 3129217578 | +1 312-921-7578 Illinois U.S.A.
  • 3129217579 | +1 312-921-7579 Illinois U.S.A.
  • 3129217580 | +1 312-921-7580 Illinois U.S.A.
  • 3129217581 | +1 312-921-7581 Illinois U.S.A.
  • 3129217582 | +1 312-921-7582 Illinois U.S.A.
  • 3129217583 | +1 312-921-7583 Illinois U.S.A.
  • 3129217584 | +1 312-921-7584 Illinois U.S.A.
  • 3129217585 | +1 312-921-7585 Illinois U.S.A.
  • 3129217586 | +1 312-921-7586 Illinois U.S.A.
  • 3129217587 | +1 312-921-7587 Illinois U.S.A.
  • 3129217588 | +1 312-921-7588 Illinois U.S.A.
  • 3129217589 | +1 312-921-7589 Illinois U.S.A.
  • 3129217590 | +1 312-921-7590 Illinois U.S.A.
  • 3129217591 | +1 312-921-7591 Illinois U.S.A.
  • 3129217592 | +1 312-921-7592 Illinois U.S.A.
  • 3129217593 | +1 312-921-7593 Illinois U.S.A.
  • 3129217594 | +1 312-921-7594 Illinois U.S.A.
  • 3129217595 | +1 312-921-7595 Illinois U.S.A.
  • 3129217596 | +1 312-921-7596 Illinois U.S.A.
  • 3129217597 | +1 312-921-7597 Illinois U.S.A.
  • 3129217598 | +1 312-921-7598 Illinois U.S.A.
  • 3129217599 | +1 312-921-7599 Illinois U.S.A.