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).

  • 3129885400 | +1 312-988-5400 Illinois U.S.A.
  • 3129885401 | +1 312-988-5401 Illinois U.S.A.
  • 3129885402 | +1 312-988-5402 Illinois U.S.A.
  • 3129885403 | +1 312-988-5403 Illinois U.S.A.
  • 3129885404 | +1 312-988-5404 Illinois U.S.A.
  • 3129885405 | +1 312-988-5405 Illinois U.S.A.
  • 3129885406 | +1 312-988-5406 Illinois U.S.A.
  • 3129885407 | +1 312-988-5407 Illinois U.S.A.
  • 3129885408 | +1 312-988-5408 Illinois U.S.A.
  • 3129885409 | +1 312-988-5409 Illinois U.S.A.
  • 3129885410 | +1 312-988-5410 Illinois U.S.A.
  • 3129885411 | +1 312-988-5411 Illinois U.S.A.
  • 3129885412 | +1 312-988-5412 Illinois U.S.A.
  • 3129885413 | +1 312-988-5413 Illinois U.S.A.
  • 3129885414 | +1 312-988-5414 Illinois U.S.A.
  • 3129885415 | +1 312-988-5415 Illinois U.S.A.
  • 3129885416 | +1 312-988-5416 Illinois U.S.A.
  • 3129885417 | +1 312-988-5417 Illinois U.S.A.
  • 3129885418 | +1 312-988-5418 Illinois U.S.A.
  • 3129885419 | +1 312-988-5419 Illinois U.S.A.
  • 3129885420 | +1 312-988-5420 Illinois U.S.A.
  • 3129885421 | +1 312-988-5421 Illinois U.S.A.
  • 3129885422 | +1 312-988-5422 Illinois U.S.A.
  • 3129885423 | +1 312-988-5423 Illinois U.S.A.
  • 3129885424 | +1 312-988-5424 Illinois U.S.A.
  • 3129885425 | +1 312-988-5425 Illinois U.S.A.
  • 3129885426 | +1 312-988-5426 Illinois U.S.A.
  • 3129885427 | +1 312-988-5427 Illinois U.S.A.
  • 3129885428 | +1 312-988-5428 Illinois U.S.A.
  • 3129885429 | +1 312-988-5429 Illinois U.S.A.
  • 3129885430 | +1 312-988-5430 Illinois U.S.A.
  • 3129885431 | +1 312-988-5431 Illinois U.S.A.
  • 3129885432 | +1 312-988-5432 Illinois U.S.A.
  • 3129885433 | +1 312-988-5433 Illinois U.S.A.
  • 3129885434 | +1 312-988-5434 Illinois U.S.A.
  • 3129885435 | +1 312-988-5435 Illinois U.S.A.
  • 3129885436 | +1 312-988-5436 Illinois U.S.A.
  • 3129885437 | +1 312-988-5437 Illinois U.S.A.
  • 3129885438 | +1 312-988-5438 Illinois U.S.A.
  • 3129885439 | +1 312-988-5439 Illinois U.S.A.
  • 3129885440 | +1 312-988-5440 Illinois U.S.A.
  • 3129885441 | +1 312-988-5441 Illinois U.S.A.
  • 3129885442 | +1 312-988-5442 Illinois U.S.A.
  • 3129885443 | +1 312-988-5443 Illinois U.S.A.
  • 3129885444 | +1 312-988-5444 Illinois U.S.A.
  • 3129885445 | +1 312-988-5445 Illinois U.S.A.
  • 3129885446 | +1 312-988-5446 Illinois U.S.A.
  • 3129885447 | +1 312-988-5447 Illinois U.S.A.
  • 3129885448 | +1 312-988-5448 Illinois U.S.A.
  • 3129885449 | +1 312-988-5449 Illinois U.S.A.
  • 3129885450 | +1 312-988-5450 Illinois U.S.A.
  • 3129885451 | +1 312-988-5451 Illinois U.S.A.
  • 3129885452 | +1 312-988-5452 Illinois U.S.A.
  • 3129885453 | +1 312-988-5453 Illinois U.S.A.
  • 3129885454 | +1 312-988-5454 Illinois U.S.A.
  • 3129885455 | +1 312-988-5455 Illinois U.S.A.
  • 3129885456 | +1 312-988-5456 Illinois U.S.A.
  • 3129885457 | +1 312-988-5457 Illinois U.S.A.
  • 3129885458 | +1 312-988-5458 Illinois U.S.A.
  • 3129885459 | +1 312-988-5459 Illinois U.S.A.
  • 3129885460 | +1 312-988-5460 Illinois U.S.A.
  • 3129885461 | +1 312-988-5461 Illinois U.S.A.
  • 3129885462 | +1 312-988-5462 Illinois U.S.A.
  • 3129885463 | +1 312-988-5463 Illinois U.S.A.
  • 3129885464 | +1 312-988-5464 Illinois U.S.A.
  • 3129885465 | +1 312-988-5465 Illinois U.S.A.
  • 3129885466 | +1 312-988-5466 Illinois U.S.A.
  • 3129885467 | +1 312-988-5467 Illinois U.S.A.
  • 3129885468 | +1 312-988-5468 Illinois U.S.A.
  • 3129885469 | +1 312-988-5469 Illinois U.S.A.
  • 3129885470 | +1 312-988-5470 Illinois U.S.A.
  • 3129885471 | +1 312-988-5471 Illinois U.S.A.
  • 3129885472 | +1 312-988-5472 Illinois U.S.A.
  • 3129885473 | +1 312-988-5473 Illinois U.S.A.
  • 3129885474 | +1 312-988-5474 Illinois U.S.A.
  • 3129885475 | +1 312-988-5475 Illinois U.S.A.
  • 3129885476 | +1 312-988-5476 Illinois U.S.A.
  • 3129885477 | +1 312-988-5477 Illinois U.S.A.
  • 3129885478 | +1 312-988-5478 Illinois U.S.A.
  • 3129885479 | +1 312-988-5479 Illinois U.S.A.
  • 3129885480 | +1 312-988-5480 Illinois U.S.A.
  • 3129885481 | +1 312-988-5481 Illinois U.S.A.
  • 3129885482 | +1 312-988-5482 Illinois U.S.A.
  • 3129885483 | +1 312-988-5483 Illinois U.S.A.
  • 3129885484 | +1 312-988-5484 Illinois U.S.A.
  • 3129885485 | +1 312-988-5485 Illinois U.S.A.
  • 3129885486 | +1 312-988-5486 Illinois U.S.A.
  • 3129885487 | +1 312-988-5487 Illinois U.S.A.
  • 3129885488 | +1 312-988-5488 Illinois U.S.A.
  • 3129885489 | +1 312-988-5489 Illinois U.S.A.
  • 3129885490 | +1 312-988-5490 Illinois U.S.A.
  • 3129885491 | +1 312-988-5491 Illinois U.S.A.
  • 3129885492 | +1 312-988-5492 Illinois U.S.A.
  • 3129885493 | +1 312-988-5493 Illinois U.S.A.
  • 3129885494 | +1 312-988-5494 Illinois U.S.A.
  • 3129885495 | +1 312-988-5495 Illinois U.S.A.
  • 3129885496 | +1 312-988-5496 Illinois U.S.A.
  • 3129885497 | +1 312-988-5497 Illinois U.S.A.
  • 3129885498 | +1 312-988-5498 Illinois U.S.A.
  • 3129885499 | +1 312-988-5499 Illinois U.S.A.