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).

  • 3123335300 | +1 312-333-5300 Illinois U.S.A.
  • 3123335301 | +1 312-333-5301 Illinois U.S.A.
  • 3123335302 | +1 312-333-5302 Illinois U.S.A.
  • 3123335303 | +1 312-333-5303 Illinois U.S.A.
  • 3123335304 | +1 312-333-5304 Illinois U.S.A.
  • 3123335305 | +1 312-333-5305 Illinois U.S.A.
  • 3123335306 | +1 312-333-5306 Illinois U.S.A.
  • 3123335307 | +1 312-333-5307 Illinois U.S.A.
  • 3123335308 | +1 312-333-5308 Illinois U.S.A.
  • 3123335309 | +1 312-333-5309 Illinois U.S.A.
  • 3123335310 | +1 312-333-5310 Illinois U.S.A.
  • 3123335311 | +1 312-333-5311 Illinois U.S.A.
  • 3123335312 | +1 312-333-5312 Illinois U.S.A.
  • 3123335313 | +1 312-333-5313 Illinois U.S.A.
  • 3123335314 | +1 312-333-5314 Illinois U.S.A.
  • 3123335315 | +1 312-333-5315 Illinois U.S.A.
  • 3123335316 | +1 312-333-5316 Illinois U.S.A.
  • 3123335317 | +1 312-333-5317 Illinois U.S.A.
  • 3123335318 | +1 312-333-5318 Illinois U.S.A.
  • 3123335319 | +1 312-333-5319 Illinois U.S.A.
  • 3123335320 | +1 312-333-5320 Illinois U.S.A.
  • 3123335321 | +1 312-333-5321 Illinois U.S.A.
  • 3123335322 | +1 312-333-5322 Illinois U.S.A.
  • 3123335323 | +1 312-333-5323 Illinois U.S.A.
  • 3123335324 | +1 312-333-5324 Illinois U.S.A.
  • 3123335325 | +1 312-333-5325 Illinois U.S.A.
  • 3123335326 | +1 312-333-5326 Illinois U.S.A.
  • 3123335327 | +1 312-333-5327 Illinois U.S.A.
  • 3123335328 | +1 312-333-5328 Illinois U.S.A.
  • 3123335329 | +1 312-333-5329 Illinois U.S.A.
  • 3123335330 | +1 312-333-5330 Illinois U.S.A.
  • 3123335331 | +1 312-333-5331 Illinois U.S.A.
  • 3123335332 | +1 312-333-5332 Illinois U.S.A.
  • 3123335333 | +1 312-333-5333 Illinois U.S.A.
  • 3123335334 | +1 312-333-5334 Illinois U.S.A.
  • 3123335335 | +1 312-333-5335 Illinois U.S.A.
  • 3123335336 | +1 312-333-5336 Illinois U.S.A.
  • 3123335337 | +1 312-333-5337 Illinois U.S.A.
  • 3123335338 | +1 312-333-5338 Illinois U.S.A.
  • 3123335339 | +1 312-333-5339 Illinois U.S.A.
  • 3123335340 | +1 312-333-5340 Illinois U.S.A.
  • 3123335341 | +1 312-333-5341 Illinois U.S.A.
  • 3123335342 | +1 312-333-5342 Illinois U.S.A.
  • 3123335343 | +1 312-333-5343 Illinois U.S.A.
  • 3123335344 | +1 312-333-5344 Illinois U.S.A.
  • 3123335345 | +1 312-333-5345 Illinois U.S.A.
  • 3123335346 | +1 312-333-5346 Illinois U.S.A.
  • 3123335347 | +1 312-333-5347 Illinois U.S.A.
  • 3123335348 | +1 312-333-5348 Illinois U.S.A.
  • 3123335349 | +1 312-333-5349 Illinois U.S.A.
  • 3123335350 | +1 312-333-5350 Illinois U.S.A.
  • 3123335351 | +1 312-333-5351 Illinois U.S.A.
  • 3123335352 | +1 312-333-5352 Illinois U.S.A.
  • 3123335353 | +1 312-333-5353 Illinois U.S.A.
  • 3123335354 | +1 312-333-5354 Illinois U.S.A.
  • 3123335355 | +1 312-333-5355 Illinois U.S.A.
  • 3123335356 | +1 312-333-5356 Illinois U.S.A.
  • 3123335357 | +1 312-333-5357 Illinois U.S.A.
  • 3123335358 | +1 312-333-5358 Illinois U.S.A.
  • 3123335359 | +1 312-333-5359 Illinois U.S.A.
  • 3123335360 | +1 312-333-5360 Illinois U.S.A.
  • 3123335361 | +1 312-333-5361 Illinois U.S.A.
  • 3123335362 | +1 312-333-5362 Illinois U.S.A.
  • 3123335363 | +1 312-333-5363 Illinois U.S.A.
  • 3123335364 | +1 312-333-5364 Illinois U.S.A.
  • 3123335365 | +1 312-333-5365 Illinois U.S.A.
  • 3123335366 | +1 312-333-5366 Illinois U.S.A.
  • 3123335367 | +1 312-333-5367 Illinois U.S.A.
  • 3123335368 | +1 312-333-5368 Illinois U.S.A.
  • 3123335369 | +1 312-333-5369 Illinois U.S.A.
  • 3123335370 | +1 312-333-5370 Illinois U.S.A.
  • 3123335371 | +1 312-333-5371 Illinois U.S.A.
  • 3123335372 | +1 312-333-5372 Illinois U.S.A.
  • 3123335373 | +1 312-333-5373 Illinois U.S.A.
  • 3123335374 | +1 312-333-5374 Illinois U.S.A.
  • 3123335375 | +1 312-333-5375 Illinois U.S.A.
  • 3123335376 | +1 312-333-5376 Illinois U.S.A.
  • 3123335377 | +1 312-333-5377 Illinois U.S.A.
  • 3123335378 | +1 312-333-5378 Illinois U.S.A.
  • 3123335379 | +1 312-333-5379 Illinois U.S.A.
  • 3123335380 | +1 312-333-5380 Illinois U.S.A.
  • 3123335381 | +1 312-333-5381 Illinois U.S.A.
  • 3123335382 | +1 312-333-5382 Illinois U.S.A.
  • 3123335383 | +1 312-333-5383 Illinois U.S.A.
  • 3123335384 | +1 312-333-5384 Illinois U.S.A.
  • 3123335385 | +1 312-333-5385 Illinois U.S.A.
  • 3123335386 | +1 312-333-5386 Illinois U.S.A.
  • 3123335387 | +1 312-333-5387 Illinois U.S.A.
  • 3123335388 | +1 312-333-5388 Illinois U.S.A.
  • 3123335389 | +1 312-333-5389 Illinois U.S.A.
  • 3123335390 | +1 312-333-5390 Illinois U.S.A.
  • 3123335391 | +1 312-333-5391 Illinois U.S.A.
  • 3123335392 | +1 312-333-5392 Illinois U.S.A.
  • 3123335393 | +1 312-333-5393 Illinois U.S.A.
  • 3123335394 | +1 312-333-5394 Illinois U.S.A.
  • 3123335395 | +1 312-333-5395 Illinois U.S.A.
  • 3123335396 | +1 312-333-5396 Illinois U.S.A.
  • 3123335397 | +1 312-333-5397 Illinois U.S.A.
  • 3123335398 | +1 312-333-5398 Illinois U.S.A.
  • 3123335399 | +1 312-333-5399 Illinois U.S.A.