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).

  • 3129887400 | +1 312-988-7400 Illinois U.S.A.
  • 3129887401 | +1 312-988-7401 Illinois U.S.A.
  • 3129887402 | +1 312-988-7402 Illinois U.S.A.
  • 3129887403 | +1 312-988-7403 Illinois U.S.A.
  • 3129887404 | +1 312-988-7404 Illinois U.S.A.
  • 3129887405 | +1 312-988-7405 Illinois U.S.A.
  • 3129887406 | +1 312-988-7406 Illinois U.S.A.
  • 3129887407 | +1 312-988-7407 Illinois U.S.A.
  • 3129887408 | +1 312-988-7408 Illinois U.S.A.
  • 3129887409 | +1 312-988-7409 Illinois U.S.A.
  • 3129887410 | +1 312-988-7410 Illinois U.S.A.
  • 3129887411 | +1 312-988-7411 Illinois U.S.A.
  • 3129887412 | +1 312-988-7412 Illinois U.S.A.
  • 3129887413 | +1 312-988-7413 Illinois U.S.A.
  • 3129887414 | +1 312-988-7414 Illinois U.S.A.
  • 3129887415 | +1 312-988-7415 Illinois U.S.A.
  • 3129887416 | +1 312-988-7416 Illinois U.S.A.
  • 3129887417 | +1 312-988-7417 Illinois U.S.A.
  • 3129887418 | +1 312-988-7418 Illinois U.S.A.
  • 3129887419 | +1 312-988-7419 Illinois U.S.A.
  • 3129887420 | +1 312-988-7420 Illinois U.S.A.
  • 3129887421 | +1 312-988-7421 Illinois U.S.A.
  • 3129887422 | +1 312-988-7422 Illinois U.S.A.
  • 3129887423 | +1 312-988-7423 Illinois U.S.A.
  • 3129887424 | +1 312-988-7424 Illinois U.S.A.
  • 3129887425 | +1 312-988-7425 Illinois U.S.A.
  • 3129887426 | +1 312-988-7426 Illinois U.S.A.
  • 3129887427 | +1 312-988-7427 Illinois U.S.A.
  • 3129887428 | +1 312-988-7428 Illinois U.S.A.
  • 3129887429 | +1 312-988-7429 Illinois U.S.A.
  • 3129887430 | +1 312-988-7430 Illinois U.S.A.
  • 3129887431 | +1 312-988-7431 Illinois U.S.A.
  • 3129887432 | +1 312-988-7432 Illinois U.S.A.
  • 3129887433 | +1 312-988-7433 Illinois U.S.A.
  • 3129887434 | +1 312-988-7434 Illinois U.S.A.
  • 3129887435 | +1 312-988-7435 Illinois U.S.A.
  • 3129887436 | +1 312-988-7436 Illinois U.S.A.
  • 3129887437 | +1 312-988-7437 Illinois U.S.A.
  • 3129887438 | +1 312-988-7438 Illinois U.S.A.
  • 3129887439 | +1 312-988-7439 Illinois U.S.A.
  • 3129887440 | +1 312-988-7440 Illinois U.S.A.
  • 3129887441 | +1 312-988-7441 Illinois U.S.A.
  • 3129887442 | +1 312-988-7442 Illinois U.S.A.
  • 3129887443 | +1 312-988-7443 Illinois U.S.A.
  • 3129887444 | +1 312-988-7444 Illinois U.S.A.
  • 3129887445 | +1 312-988-7445 Illinois U.S.A.
  • 3129887446 | +1 312-988-7446 Illinois U.S.A.
  • 3129887447 | +1 312-988-7447 Illinois U.S.A.
  • 3129887448 | +1 312-988-7448 Illinois U.S.A.
  • 3129887449 | +1 312-988-7449 Illinois U.S.A.
  • 3129887450 | +1 312-988-7450 Illinois U.S.A.
  • 3129887451 | +1 312-988-7451 Illinois U.S.A.
  • 3129887452 | +1 312-988-7452 Illinois U.S.A.
  • 3129887453 | +1 312-988-7453 Illinois U.S.A.
  • 3129887454 | +1 312-988-7454 Illinois U.S.A.
  • 3129887455 | +1 312-988-7455 Illinois U.S.A.
  • 3129887456 | +1 312-988-7456 Illinois U.S.A.
  • 3129887457 | +1 312-988-7457 Illinois U.S.A.
  • 3129887458 | +1 312-988-7458 Illinois U.S.A.
  • 3129887459 | +1 312-988-7459 Illinois U.S.A.
  • 3129887460 | +1 312-988-7460 Illinois U.S.A.
  • 3129887461 | +1 312-988-7461 Illinois U.S.A.
  • 3129887462 | +1 312-988-7462 Illinois U.S.A.
  • 3129887463 | +1 312-988-7463 Illinois U.S.A.
  • 3129887464 | +1 312-988-7464 Illinois U.S.A.
  • 3129887465 | +1 312-988-7465 Illinois U.S.A.
  • 3129887466 | +1 312-988-7466 Illinois U.S.A.
  • 3129887467 | +1 312-988-7467 Illinois U.S.A.
  • 3129887468 | +1 312-988-7468 Illinois U.S.A.
  • 3129887469 | +1 312-988-7469 Illinois U.S.A.
  • 3129887470 | +1 312-988-7470 Illinois U.S.A.
  • 3129887471 | +1 312-988-7471 Illinois U.S.A.
  • 3129887472 | +1 312-988-7472 Illinois U.S.A.
  • 3129887473 | +1 312-988-7473 Illinois U.S.A.
  • 3129887474 | +1 312-988-7474 Illinois U.S.A.
  • 3129887475 | +1 312-988-7475 Illinois U.S.A.
  • 3129887476 | +1 312-988-7476 Illinois U.S.A.
  • 3129887477 | +1 312-988-7477 Illinois U.S.A.
  • 3129887478 | +1 312-988-7478 Illinois U.S.A.
  • 3129887479 | +1 312-988-7479 Illinois U.S.A.
  • 3129887480 | +1 312-988-7480 Illinois U.S.A.
  • 3129887481 | +1 312-988-7481 Illinois U.S.A.
  • 3129887482 | +1 312-988-7482 Illinois U.S.A.
  • 3129887483 | +1 312-988-7483 Illinois U.S.A.
  • 3129887484 | +1 312-988-7484 Illinois U.S.A.
  • 3129887485 | +1 312-988-7485 Illinois U.S.A.
  • 3129887486 | +1 312-988-7486 Illinois U.S.A.
  • 3129887487 | +1 312-988-7487 Illinois U.S.A.
  • 3129887488 | +1 312-988-7488 Illinois U.S.A.
  • 3129887489 | +1 312-988-7489 Illinois U.S.A.
  • 3129887490 | +1 312-988-7490 Illinois U.S.A.
  • 3129887491 | +1 312-988-7491 Illinois U.S.A.
  • 3129887492 | +1 312-988-7492 Illinois U.S.A.
  • 3129887493 | +1 312-988-7493 Illinois U.S.A.
  • 3129887494 | +1 312-988-7494 Illinois U.S.A.
  • 3129887495 | +1 312-988-7495 Illinois U.S.A.
  • 3129887496 | +1 312-988-7496 Illinois U.S.A.
  • 3129887497 | +1 312-988-7497 Illinois U.S.A.
  • 3129887498 | +1 312-988-7498 Illinois U.S.A.
  • 3129887499 | +1 312-988-7499 Illinois U.S.A.