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).

  • 3122988500 | +1 312-298-8500 Illinois U.S.A.
  • 3122988501 | +1 312-298-8501 Illinois U.S.A.
  • 3122988502 | +1 312-298-8502 Illinois U.S.A.
  • 3122988503 | +1 312-298-8503 Illinois U.S.A.
  • 3122988504 | +1 312-298-8504 Illinois U.S.A.
  • 3122988505 | +1 312-298-8505 Illinois U.S.A.
  • 3122988506 | +1 312-298-8506 Illinois U.S.A.
  • 3122988507 | +1 312-298-8507 Illinois U.S.A.
  • 3122988508 | +1 312-298-8508 Illinois U.S.A.
  • 3122988509 | +1 312-298-8509 Illinois U.S.A.
  • 3122988510 | +1 312-298-8510 Illinois U.S.A.
  • 3122988511 | +1 312-298-8511 Illinois U.S.A.
  • 3122988512 | +1 312-298-8512 Illinois U.S.A.
  • 3122988513 | +1 312-298-8513 Illinois U.S.A.
  • 3122988514 | +1 312-298-8514 Illinois U.S.A.
  • 3122988515 | +1 312-298-8515 Illinois U.S.A.
  • 3122988516 | +1 312-298-8516 Illinois U.S.A.
  • 3122988517 | +1 312-298-8517 Illinois U.S.A.
  • 3122988518 | +1 312-298-8518 Illinois U.S.A.
  • 3122988519 | +1 312-298-8519 Illinois U.S.A.
  • 3122988520 | +1 312-298-8520 Illinois U.S.A.
  • 3122988521 | +1 312-298-8521 Illinois U.S.A.
  • 3122988522 | +1 312-298-8522 Illinois U.S.A.
  • 3122988523 | +1 312-298-8523 Illinois U.S.A.
  • 3122988524 | +1 312-298-8524 Illinois U.S.A.
  • 3122988525 | +1 312-298-8525 Illinois U.S.A.
  • 3122988526 | +1 312-298-8526 Illinois U.S.A.
  • 3122988527 | +1 312-298-8527 Illinois U.S.A.
  • 3122988528 | +1 312-298-8528 Illinois U.S.A.
  • 3122988529 | +1 312-298-8529 Illinois U.S.A.
  • 3122988530 | +1 312-298-8530 Illinois U.S.A.
  • 3122988531 | +1 312-298-8531 Illinois U.S.A.
  • 3122988532 | +1 312-298-8532 Illinois U.S.A.
  • 3122988533 | +1 312-298-8533 Illinois U.S.A.
  • 3122988534 | +1 312-298-8534 Illinois U.S.A.
  • 3122988535 | +1 312-298-8535 Illinois U.S.A.
  • 3122988536 | +1 312-298-8536 Illinois U.S.A.
  • 3122988537 | +1 312-298-8537 Illinois U.S.A.
  • 3122988538 | +1 312-298-8538 Illinois U.S.A.
  • 3122988539 | +1 312-298-8539 Illinois U.S.A.
  • 3122988540 | +1 312-298-8540 Illinois U.S.A.
  • 3122988541 | +1 312-298-8541 Illinois U.S.A.
  • 3122988542 | +1 312-298-8542 Illinois U.S.A.
  • 3122988543 | +1 312-298-8543 Illinois U.S.A.
  • 3122988544 | +1 312-298-8544 Illinois U.S.A.
  • 3122988545 | +1 312-298-8545 Illinois U.S.A.
  • 3122988546 | +1 312-298-8546 Illinois U.S.A.
  • 3122988547 | +1 312-298-8547 Illinois U.S.A.
  • 3122988548 | +1 312-298-8548 Illinois U.S.A.
  • 3122988549 | +1 312-298-8549 Illinois U.S.A.
  • 3122988550 | +1 312-298-8550 Illinois U.S.A.
  • 3122988551 | +1 312-298-8551 Illinois U.S.A.
  • 3122988552 | +1 312-298-8552 Illinois U.S.A.
  • 3122988553 | +1 312-298-8553 Illinois U.S.A.
  • 3122988554 | +1 312-298-8554 Illinois U.S.A.
  • 3122988555 | +1 312-298-8555 Illinois U.S.A.
  • 3122988556 | +1 312-298-8556 Illinois U.S.A.
  • 3122988557 | +1 312-298-8557 Illinois U.S.A.
  • 3122988558 | +1 312-298-8558 Illinois U.S.A.
  • 3122988559 | +1 312-298-8559 Illinois U.S.A.
  • 3122988560 | +1 312-298-8560 Illinois U.S.A.
  • 3122988561 | +1 312-298-8561 Illinois U.S.A.
  • 3122988562 | +1 312-298-8562 Illinois U.S.A.
  • 3122988563 | +1 312-298-8563 Illinois U.S.A.
  • 3122988564 | +1 312-298-8564 Illinois U.S.A.
  • 3122988565 | +1 312-298-8565 Illinois U.S.A.
  • 3122988566 | +1 312-298-8566 Illinois U.S.A.
  • 3122988567 | +1 312-298-8567 Illinois U.S.A.
  • 3122988568 | +1 312-298-8568 Illinois U.S.A.
  • 3122988569 | +1 312-298-8569 Illinois U.S.A.
  • 3122988570 | +1 312-298-8570 Illinois U.S.A.
  • 3122988571 | +1 312-298-8571 Illinois U.S.A.
  • 3122988572 | +1 312-298-8572 Illinois U.S.A.
  • 3122988573 | +1 312-298-8573 Illinois U.S.A.
  • 3122988574 | +1 312-298-8574 Illinois U.S.A.
  • 3122988575 | +1 312-298-8575 Illinois U.S.A.
  • 3122988576 | +1 312-298-8576 Illinois U.S.A.
  • 3122988577 | +1 312-298-8577 Illinois U.S.A.
  • 3122988578 | +1 312-298-8578 Illinois U.S.A.
  • 3122988579 | +1 312-298-8579 Illinois U.S.A.
  • 3122988580 | +1 312-298-8580 Illinois U.S.A.
  • 3122988581 | +1 312-298-8581 Illinois U.S.A.
  • 3122988582 | +1 312-298-8582 Illinois U.S.A.
  • 3122988583 | +1 312-298-8583 Illinois U.S.A.
  • 3122988584 | +1 312-298-8584 Illinois U.S.A.
  • 3122988585 | +1 312-298-8585 Illinois U.S.A.
  • 3122988586 | +1 312-298-8586 Illinois U.S.A.
  • 3122988587 | +1 312-298-8587 Illinois U.S.A.
  • 3122988588 | +1 312-298-8588 Illinois U.S.A.
  • 3122988589 | +1 312-298-8589 Illinois U.S.A.
  • 3122988590 | +1 312-298-8590 Illinois U.S.A.
  • 3122988591 | +1 312-298-8591 Illinois U.S.A.
  • 3122988592 | +1 312-298-8592 Illinois U.S.A.
  • 3122988593 | +1 312-298-8593 Illinois U.S.A.
  • 3122988594 | +1 312-298-8594 Illinois U.S.A.
  • 3122988595 | +1 312-298-8595 Illinois U.S.A.
  • 3122988596 | +1 312-298-8596 Illinois U.S.A.
  • 3122988597 | +1 312-298-8597 Illinois U.S.A.
  • 3122988598 | +1 312-298-8598 Illinois U.S.A.
  • 3122988599 | +1 312-298-8599 Illinois U.S.A.