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).

  • 3123085400 | +1 312-308-5400 Illinois U.S.A.
  • 3123085401 | +1 312-308-5401 Illinois U.S.A.
  • 3123085402 | +1 312-308-5402 Illinois U.S.A.
  • 3123085403 | +1 312-308-5403 Illinois U.S.A.
  • 3123085404 | +1 312-308-5404 Illinois U.S.A.
  • 3123085405 | +1 312-308-5405 Illinois U.S.A.
  • 3123085406 | +1 312-308-5406 Illinois U.S.A.
  • 3123085407 | +1 312-308-5407 Illinois U.S.A.
  • 3123085408 | +1 312-308-5408 Illinois U.S.A.
  • 3123085409 | +1 312-308-5409 Illinois U.S.A.
  • 3123085410 | +1 312-308-5410 Illinois U.S.A.
  • 3123085411 | +1 312-308-5411 Illinois U.S.A.
  • 3123085412 | +1 312-308-5412 Illinois U.S.A.
  • 3123085413 | +1 312-308-5413 Illinois U.S.A.
  • 3123085414 | +1 312-308-5414 Illinois U.S.A.
  • 3123085415 | +1 312-308-5415 Illinois U.S.A.
  • 3123085416 | +1 312-308-5416 Illinois U.S.A.
  • 3123085417 | +1 312-308-5417 Illinois U.S.A.
  • 3123085418 | +1 312-308-5418 Illinois U.S.A.
  • 3123085419 | +1 312-308-5419 Illinois U.S.A.
  • 3123085420 | +1 312-308-5420 Illinois U.S.A.
  • 3123085421 | +1 312-308-5421 Illinois U.S.A.
  • 3123085422 | +1 312-308-5422 Illinois U.S.A.
  • 3123085423 | +1 312-308-5423 Illinois U.S.A.
  • 3123085424 | +1 312-308-5424 Illinois U.S.A.
  • 3123085425 | +1 312-308-5425 Illinois U.S.A.
  • 3123085426 | +1 312-308-5426 Illinois U.S.A.
  • 3123085427 | +1 312-308-5427 Illinois U.S.A.
  • 3123085428 | +1 312-308-5428 Illinois U.S.A.
  • 3123085429 | +1 312-308-5429 Illinois U.S.A.
  • 3123085430 | +1 312-308-5430 Illinois U.S.A.
  • 3123085431 | +1 312-308-5431 Illinois U.S.A.
  • 3123085432 | +1 312-308-5432 Illinois U.S.A.
  • 3123085433 | +1 312-308-5433 Illinois U.S.A.
  • 3123085434 | +1 312-308-5434 Illinois U.S.A.
  • 3123085435 | +1 312-308-5435 Illinois U.S.A.
  • 3123085436 | +1 312-308-5436 Illinois U.S.A.
  • 3123085437 | +1 312-308-5437 Illinois U.S.A.
  • 3123085438 | +1 312-308-5438 Illinois U.S.A.
  • 3123085439 | +1 312-308-5439 Illinois U.S.A.
  • 3123085440 | +1 312-308-5440 Illinois U.S.A.
  • 3123085441 | +1 312-308-5441 Illinois U.S.A.
  • 3123085442 | +1 312-308-5442 Illinois U.S.A.
  • 3123085443 | +1 312-308-5443 Illinois U.S.A.
  • 3123085444 | +1 312-308-5444 Illinois U.S.A.
  • 3123085445 | +1 312-308-5445 Illinois U.S.A.
  • 3123085446 | +1 312-308-5446 Illinois U.S.A.
  • 3123085447 | +1 312-308-5447 Illinois U.S.A.
  • 3123085448 | +1 312-308-5448 Illinois U.S.A.
  • 3123085449 | +1 312-308-5449 Illinois U.S.A.
  • 3123085450 | +1 312-308-5450 Illinois U.S.A.
  • 3123085451 | +1 312-308-5451 Illinois U.S.A.
  • 3123085452 | +1 312-308-5452 Illinois U.S.A.
  • 3123085453 | +1 312-308-5453 Illinois U.S.A.
  • 3123085454 | +1 312-308-5454 Illinois U.S.A.
  • 3123085455 | +1 312-308-5455 Illinois U.S.A.
  • 3123085456 | +1 312-308-5456 Illinois U.S.A.
  • 3123085457 | +1 312-308-5457 Illinois U.S.A.
  • 3123085458 | +1 312-308-5458 Illinois U.S.A.
  • 3123085459 | +1 312-308-5459 Illinois U.S.A.
  • 3123085460 | +1 312-308-5460 Illinois U.S.A.
  • 3123085461 | +1 312-308-5461 Illinois U.S.A.
  • 3123085462 | +1 312-308-5462 Illinois U.S.A.
  • 3123085463 | +1 312-308-5463 Illinois U.S.A.
  • 3123085464 | +1 312-308-5464 Illinois U.S.A.
  • 3123085465 | +1 312-308-5465 Illinois U.S.A.
  • 3123085466 | +1 312-308-5466 Illinois U.S.A.
  • 3123085467 | +1 312-308-5467 Illinois U.S.A.
  • 3123085468 | +1 312-308-5468 Illinois U.S.A.
  • 3123085469 | +1 312-308-5469 Illinois U.S.A.
  • 3123085470 | +1 312-308-5470 Illinois U.S.A.
  • 3123085471 | +1 312-308-5471 Illinois U.S.A.
  • 3123085472 | +1 312-308-5472 Illinois U.S.A.
  • 3123085473 | +1 312-308-5473 Illinois U.S.A.
  • 3123085474 | +1 312-308-5474 Illinois U.S.A.
  • 3123085475 | +1 312-308-5475 Illinois U.S.A.
  • 3123085476 | +1 312-308-5476 Illinois U.S.A.
  • 3123085477 | +1 312-308-5477 Illinois U.S.A.
  • 3123085478 | +1 312-308-5478 Illinois U.S.A.
  • 3123085479 | +1 312-308-5479 Illinois U.S.A.
  • 3123085480 | +1 312-308-5480 Illinois U.S.A.
  • 3123085481 | +1 312-308-5481 Illinois U.S.A.
  • 3123085482 | +1 312-308-5482 Illinois U.S.A.
  • 3123085483 | +1 312-308-5483 Illinois U.S.A.
  • 3123085484 | +1 312-308-5484 Illinois U.S.A.
  • 3123085485 | +1 312-308-5485 Illinois U.S.A.
  • 3123085486 | +1 312-308-5486 Illinois U.S.A.
  • 3123085487 | +1 312-308-5487 Illinois U.S.A.
  • 3123085488 | +1 312-308-5488 Illinois U.S.A.
  • 3123085489 | +1 312-308-5489 Illinois U.S.A.
  • 3123085490 | +1 312-308-5490 Illinois U.S.A.
  • 3123085491 | +1 312-308-5491 Illinois U.S.A.
  • 3123085492 | +1 312-308-5492 Illinois U.S.A.
  • 3123085493 | +1 312-308-5493 Illinois U.S.A.
  • 3123085494 | +1 312-308-5494 Illinois U.S.A.
  • 3123085495 | +1 312-308-5495 Illinois U.S.A.
  • 3123085496 | +1 312-308-5496 Illinois U.S.A.
  • 3123085497 | +1 312-308-5497 Illinois U.S.A.
  • 3123085498 | +1 312-308-5498 Illinois U.S.A.
  • 3123085499 | +1 312-308-5499 Illinois U.S.A.