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).

  • 3123600400 | +1 312-360-0400 Illinois U.S.A.
  • 3123600401 | +1 312-360-0401 Illinois U.S.A.
  • 3123600402 | +1 312-360-0402 Illinois U.S.A.
  • 3123600403 | +1 312-360-0403 Illinois U.S.A.
  • 3123600404 | +1 312-360-0404 Illinois U.S.A.
  • 3123600405 | +1 312-360-0405 Illinois U.S.A.
  • 3123600406 | +1 312-360-0406 Illinois U.S.A.
  • 3123600407 | +1 312-360-0407 Illinois U.S.A.
  • 3123600408 | +1 312-360-0408 Illinois U.S.A.
  • 3123600409 | +1 312-360-0409 Illinois U.S.A.
  • 3123600410 | +1 312-360-0410 Illinois U.S.A.
  • 3123600411 | +1 312-360-0411 Illinois U.S.A.
  • 3123600412 | +1 312-360-0412 Illinois U.S.A.
  • 3123600413 | +1 312-360-0413 Illinois U.S.A.
  • 3123600414 | +1 312-360-0414 Illinois U.S.A.
  • 3123600415 | +1 312-360-0415 Illinois U.S.A.
  • 3123600416 | +1 312-360-0416 Illinois U.S.A.
  • 3123600417 | +1 312-360-0417 Illinois U.S.A.
  • 3123600418 | +1 312-360-0418 Illinois U.S.A.
  • 3123600419 | +1 312-360-0419 Illinois U.S.A.
  • 3123600420 | +1 312-360-0420 Illinois U.S.A.
  • 3123600421 | +1 312-360-0421 Illinois U.S.A.
  • 3123600422 | +1 312-360-0422 Illinois U.S.A.
  • 3123600423 | +1 312-360-0423 Illinois U.S.A.
  • 3123600424 | +1 312-360-0424 Illinois U.S.A.
  • 3123600425 | +1 312-360-0425 Illinois U.S.A.
  • 3123600426 | +1 312-360-0426 Illinois U.S.A.
  • 3123600427 | +1 312-360-0427 Illinois U.S.A.
  • 3123600428 | +1 312-360-0428 Illinois U.S.A.
  • 3123600429 | +1 312-360-0429 Illinois U.S.A.
  • 3123600430 | +1 312-360-0430 Illinois U.S.A.
  • 3123600431 | +1 312-360-0431 Illinois U.S.A.
  • 3123600432 | +1 312-360-0432 Illinois U.S.A.
  • 3123600433 | +1 312-360-0433 Illinois U.S.A.
  • 3123600434 | +1 312-360-0434 Illinois U.S.A.
  • 3123600435 | +1 312-360-0435 Illinois U.S.A.
  • 3123600436 | +1 312-360-0436 Illinois U.S.A.
  • 3123600437 | +1 312-360-0437 Illinois U.S.A.
  • 3123600438 | +1 312-360-0438 Illinois U.S.A.
  • 3123600439 | +1 312-360-0439 Illinois U.S.A.
  • 3123600440 | +1 312-360-0440 Illinois U.S.A.
  • 3123600441 | +1 312-360-0441 Illinois U.S.A.
  • 3123600442 | +1 312-360-0442 Illinois U.S.A.
  • 3123600443 | +1 312-360-0443 Illinois U.S.A.
  • 3123600444 | +1 312-360-0444 Illinois U.S.A.
  • 3123600445 | +1 312-360-0445 Illinois U.S.A.
  • 3123600446 | +1 312-360-0446 Illinois U.S.A.
  • 3123600447 | +1 312-360-0447 Illinois U.S.A.
  • 3123600448 | +1 312-360-0448 Illinois U.S.A.
  • 3123600449 | +1 312-360-0449 Illinois U.S.A.
  • 3123600450 | +1 312-360-0450 Illinois U.S.A.
  • 3123600451 | +1 312-360-0451 Illinois U.S.A.
  • 3123600452 | +1 312-360-0452 Illinois U.S.A.
  • 3123600453 | +1 312-360-0453 Illinois U.S.A.
  • 3123600454 | +1 312-360-0454 Illinois U.S.A.
  • 3123600455 | +1 312-360-0455 Illinois U.S.A.
  • 3123600456 | +1 312-360-0456 Illinois U.S.A.
  • 3123600457 | +1 312-360-0457 Illinois U.S.A.
  • 3123600458 | +1 312-360-0458 Illinois U.S.A.
  • 3123600459 | +1 312-360-0459 Illinois U.S.A.
  • 3123600460 | +1 312-360-0460 Illinois U.S.A.
  • 3123600461 | +1 312-360-0461 Illinois U.S.A.
  • 3123600462 | +1 312-360-0462 Illinois U.S.A.
  • 3123600463 | +1 312-360-0463 Illinois U.S.A.
  • 3123600464 | +1 312-360-0464 Illinois U.S.A.
  • 3123600465 | +1 312-360-0465 Illinois U.S.A.
  • 3123600466 | +1 312-360-0466 Illinois U.S.A.
  • 3123600467 | +1 312-360-0467 Illinois U.S.A.
  • 3123600468 | +1 312-360-0468 Illinois U.S.A.
  • 3123600469 | +1 312-360-0469 Illinois U.S.A.
  • 3123600470 | +1 312-360-0470 Illinois U.S.A.
  • 3123600471 | +1 312-360-0471 Illinois U.S.A.
  • 3123600472 | +1 312-360-0472 Illinois U.S.A.
  • 3123600473 | +1 312-360-0473 Illinois U.S.A.
  • 3123600474 | +1 312-360-0474 Illinois U.S.A.
  • 3123600475 | +1 312-360-0475 Illinois U.S.A.
  • 3123600476 | +1 312-360-0476 Illinois U.S.A.
  • 3123600477 | +1 312-360-0477 Illinois U.S.A.
  • 3123600478 | +1 312-360-0478 Illinois U.S.A.
  • 3123600479 | +1 312-360-0479 Illinois U.S.A.
  • 3123600480 | +1 312-360-0480 Illinois U.S.A.
  • 3123600481 | +1 312-360-0481 Illinois U.S.A.
  • 3123600482 | +1 312-360-0482 Illinois U.S.A.
  • 3123600483 | +1 312-360-0483 Illinois U.S.A.
  • 3123600484 | +1 312-360-0484 Illinois U.S.A.
  • 3123600485 | +1 312-360-0485 Illinois U.S.A.
  • 3123600486 | +1 312-360-0486 Illinois U.S.A.
  • 3123600487 | +1 312-360-0487 Illinois U.S.A.
  • 3123600488 | +1 312-360-0488 Illinois U.S.A.
  • 3123600489 | +1 312-360-0489 Illinois U.S.A.
  • 3123600490 | +1 312-360-0490 Illinois U.S.A.
  • 3123600491 | +1 312-360-0491 Illinois U.S.A.
  • 3123600492 | +1 312-360-0492 Illinois U.S.A.
  • 3123600493 | +1 312-360-0493 Illinois U.S.A.
  • 3123600494 | +1 312-360-0494 Illinois U.S.A.
  • 3123600495 | +1 312-360-0495 Illinois U.S.A.
  • 3123600496 | +1 312-360-0496 Illinois U.S.A.
  • 3123600497 | +1 312-360-0497 Illinois U.S.A.
  • 3123600498 | +1 312-360-0498 Illinois U.S.A.
  • 3123600499 | +1 312-360-0499 Illinois U.S.A.