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).

  • 3125800400 | +1 312-580-0400 Illinois U.S.A.
  • 3125800401 | +1 312-580-0401 Illinois U.S.A.
  • 3125800402 | +1 312-580-0402 Illinois U.S.A.
  • 3125800403 | +1 312-580-0403 Illinois U.S.A.
  • 3125800404 | +1 312-580-0404 Illinois U.S.A.
  • 3125800405 | +1 312-580-0405 Illinois U.S.A.
  • 3125800406 | +1 312-580-0406 Illinois U.S.A.
  • 3125800407 | +1 312-580-0407 Illinois U.S.A.
  • 3125800408 | +1 312-580-0408 Illinois U.S.A.
  • 3125800409 | +1 312-580-0409 Illinois U.S.A.
  • 3125800410 | +1 312-580-0410 Illinois U.S.A.
  • 3125800411 | +1 312-580-0411 Illinois U.S.A.
  • 3125800412 | +1 312-580-0412 Illinois U.S.A.
  • 3125800413 | +1 312-580-0413 Illinois U.S.A.
  • 3125800414 | +1 312-580-0414 Illinois U.S.A.
  • 3125800415 | +1 312-580-0415 Illinois U.S.A.
  • 3125800416 | +1 312-580-0416 Illinois U.S.A.
  • 3125800417 | +1 312-580-0417 Illinois U.S.A.
  • 3125800418 | +1 312-580-0418 Illinois U.S.A.
  • 3125800419 | +1 312-580-0419 Illinois U.S.A.
  • 3125800420 | +1 312-580-0420 Illinois U.S.A.
  • 3125800421 | +1 312-580-0421 Illinois U.S.A.
  • 3125800422 | +1 312-580-0422 Illinois U.S.A.
  • 3125800423 | +1 312-580-0423 Illinois U.S.A.
  • 3125800424 | +1 312-580-0424 Illinois U.S.A.
  • 3125800425 | +1 312-580-0425 Illinois U.S.A.
  • 3125800426 | +1 312-580-0426 Illinois U.S.A.
  • 3125800427 | +1 312-580-0427 Illinois U.S.A.
  • 3125800428 | +1 312-580-0428 Illinois U.S.A.
  • 3125800429 | +1 312-580-0429 Illinois U.S.A.
  • 3125800430 | +1 312-580-0430 Illinois U.S.A.
  • 3125800431 | +1 312-580-0431 Illinois U.S.A.
  • 3125800432 | +1 312-580-0432 Illinois U.S.A.
  • 3125800433 | +1 312-580-0433 Illinois U.S.A.
  • 3125800434 | +1 312-580-0434 Illinois U.S.A.
  • 3125800435 | +1 312-580-0435 Illinois U.S.A.
  • 3125800436 | +1 312-580-0436 Illinois U.S.A.
  • 3125800437 | +1 312-580-0437 Illinois U.S.A.
  • 3125800438 | +1 312-580-0438 Illinois U.S.A.
  • 3125800439 | +1 312-580-0439 Illinois U.S.A.
  • 3125800440 | +1 312-580-0440 Illinois U.S.A.
  • 3125800441 | +1 312-580-0441 Illinois U.S.A.
  • 3125800442 | +1 312-580-0442 Illinois U.S.A.
  • 3125800443 | +1 312-580-0443 Illinois U.S.A.
  • 3125800444 | +1 312-580-0444 Illinois U.S.A.
  • 3125800445 | +1 312-580-0445 Illinois U.S.A.
  • 3125800446 | +1 312-580-0446 Illinois U.S.A.
  • 3125800447 | +1 312-580-0447 Illinois U.S.A.
  • 3125800448 | +1 312-580-0448 Illinois U.S.A.
  • 3125800449 | +1 312-580-0449 Illinois U.S.A.
  • 3125800450 | +1 312-580-0450 Illinois U.S.A.
  • 3125800451 | +1 312-580-0451 Illinois U.S.A.
  • 3125800452 | +1 312-580-0452 Illinois U.S.A.
  • 3125800453 | +1 312-580-0453 Illinois U.S.A.
  • 3125800454 | +1 312-580-0454 Illinois U.S.A.
  • 3125800455 | +1 312-580-0455 Illinois U.S.A.
  • 3125800456 | +1 312-580-0456 Illinois U.S.A.
  • 3125800457 | +1 312-580-0457 Illinois U.S.A.
  • 3125800458 | +1 312-580-0458 Illinois U.S.A.
  • 3125800459 | +1 312-580-0459 Illinois U.S.A.
  • 3125800460 | +1 312-580-0460 Illinois U.S.A.
  • 3125800461 | +1 312-580-0461 Illinois U.S.A.
  • 3125800462 | +1 312-580-0462 Illinois U.S.A.
  • 3125800463 | +1 312-580-0463 Illinois U.S.A.
  • 3125800464 | +1 312-580-0464 Illinois U.S.A.
  • 3125800465 | +1 312-580-0465 Illinois U.S.A.
  • 3125800466 | +1 312-580-0466 Illinois U.S.A.
  • 3125800467 | +1 312-580-0467 Illinois U.S.A.
  • 3125800468 | +1 312-580-0468 Illinois U.S.A.
  • 3125800469 | +1 312-580-0469 Illinois U.S.A.
  • 3125800470 | +1 312-580-0470 Illinois U.S.A.
  • 3125800471 | +1 312-580-0471 Illinois U.S.A.
  • 3125800472 | +1 312-580-0472 Illinois U.S.A.
  • 3125800473 | +1 312-580-0473 Illinois U.S.A.
  • 3125800474 | +1 312-580-0474 Illinois U.S.A.
  • 3125800475 | +1 312-580-0475 Illinois U.S.A.
  • 3125800476 | +1 312-580-0476 Illinois U.S.A.
  • 3125800477 | +1 312-580-0477 Illinois U.S.A.
  • 3125800478 | +1 312-580-0478 Illinois U.S.A.
  • 3125800479 | +1 312-580-0479 Illinois U.S.A.
  • 3125800480 | +1 312-580-0480 Illinois U.S.A.
  • 3125800481 | +1 312-580-0481 Illinois U.S.A.
  • 3125800482 | +1 312-580-0482 Illinois U.S.A.
  • 3125800483 | +1 312-580-0483 Illinois U.S.A.
  • 3125800484 | +1 312-580-0484 Illinois U.S.A.
  • 3125800485 | +1 312-580-0485 Illinois U.S.A.
  • 3125800486 | +1 312-580-0486 Illinois U.S.A.
  • 3125800487 | +1 312-580-0487 Illinois U.S.A.
  • 3125800488 | +1 312-580-0488 Illinois U.S.A.
  • 3125800489 | +1 312-580-0489 Illinois U.S.A.
  • 3125800490 | +1 312-580-0490 Illinois U.S.A.
  • 3125800491 | +1 312-580-0491 Illinois U.S.A.
  • 3125800492 | +1 312-580-0492 Illinois U.S.A.
  • 3125800493 | +1 312-580-0493 Illinois U.S.A.
  • 3125800494 | +1 312-580-0494 Illinois U.S.A.
  • 3125800495 | +1 312-580-0495 Illinois U.S.A.
  • 3125800496 | +1 312-580-0496 Illinois U.S.A.
  • 3125800497 | +1 312-580-0497 Illinois U.S.A.
  • 3125800498 | +1 312-580-0498 Illinois U.S.A.
  • 3125800499 | +1 312-580-0499 Illinois U.S.A.