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).

  • 3125420300 | +1 312-542-0300 Illinois U.S.A.
  • 3125420301 | +1 312-542-0301 Illinois U.S.A.
  • 3125420302 | +1 312-542-0302 Illinois U.S.A.
  • 3125420303 | +1 312-542-0303 Illinois U.S.A.
  • 3125420304 | +1 312-542-0304 Illinois U.S.A.
  • 3125420305 | +1 312-542-0305 Illinois U.S.A.
  • 3125420306 | +1 312-542-0306 Illinois U.S.A.
  • 3125420307 | +1 312-542-0307 Illinois U.S.A.
  • 3125420308 | +1 312-542-0308 Illinois U.S.A.
  • 3125420309 | +1 312-542-0309 Illinois U.S.A.
  • 3125420310 | +1 312-542-0310 Illinois U.S.A.
  • 3125420311 | +1 312-542-0311 Illinois U.S.A.
  • 3125420312 | +1 312-542-0312 Illinois U.S.A.
  • 3125420313 | +1 312-542-0313 Illinois U.S.A.
  • 3125420314 | +1 312-542-0314 Illinois U.S.A.
  • 3125420315 | +1 312-542-0315 Illinois U.S.A.
  • 3125420316 | +1 312-542-0316 Illinois U.S.A.
  • 3125420317 | +1 312-542-0317 Illinois U.S.A.
  • 3125420318 | +1 312-542-0318 Illinois U.S.A.
  • 3125420319 | +1 312-542-0319 Illinois U.S.A.
  • 3125420320 | +1 312-542-0320 Illinois U.S.A.
  • 3125420321 | +1 312-542-0321 Illinois U.S.A.
  • 3125420322 | +1 312-542-0322 Illinois U.S.A.
  • 3125420323 | +1 312-542-0323 Illinois U.S.A.
  • 3125420324 | +1 312-542-0324 Illinois U.S.A.
  • 3125420325 | +1 312-542-0325 Illinois U.S.A.
  • 3125420326 | +1 312-542-0326 Illinois U.S.A.
  • 3125420327 | +1 312-542-0327 Illinois U.S.A.
  • 3125420328 | +1 312-542-0328 Illinois U.S.A.
  • 3125420329 | +1 312-542-0329 Illinois U.S.A.
  • 3125420330 | +1 312-542-0330 Illinois U.S.A.
  • 3125420331 | +1 312-542-0331 Illinois U.S.A.
  • 3125420332 | +1 312-542-0332 Illinois U.S.A.
  • 3125420333 | +1 312-542-0333 Illinois U.S.A.
  • 3125420334 | +1 312-542-0334 Illinois U.S.A.
  • 3125420335 | +1 312-542-0335 Illinois U.S.A.
  • 3125420336 | +1 312-542-0336 Illinois U.S.A.
  • 3125420337 | +1 312-542-0337 Illinois U.S.A.
  • 3125420338 | +1 312-542-0338 Illinois U.S.A.
  • 3125420339 | +1 312-542-0339 Illinois U.S.A.
  • 3125420340 | +1 312-542-0340 Illinois U.S.A.
  • 3125420341 | +1 312-542-0341 Illinois U.S.A.
  • 3125420342 | +1 312-542-0342 Illinois U.S.A.
  • 3125420343 | +1 312-542-0343 Illinois U.S.A.
  • 3125420344 | +1 312-542-0344 Illinois U.S.A.
  • 3125420345 | +1 312-542-0345 Illinois U.S.A.
  • 3125420346 | +1 312-542-0346 Illinois U.S.A.
  • 3125420347 | +1 312-542-0347 Illinois U.S.A.
  • 3125420348 | +1 312-542-0348 Illinois U.S.A.
  • 3125420349 | +1 312-542-0349 Illinois U.S.A.
  • 3125420350 | +1 312-542-0350 Illinois U.S.A.
  • 3125420351 | +1 312-542-0351 Illinois U.S.A.
  • 3125420352 | +1 312-542-0352 Illinois U.S.A.
  • 3125420353 | +1 312-542-0353 Illinois U.S.A.
  • 3125420354 | +1 312-542-0354 Illinois U.S.A.
  • 3125420355 | +1 312-542-0355 Illinois U.S.A.
  • 3125420356 | +1 312-542-0356 Illinois U.S.A.
  • 3125420357 | +1 312-542-0357 Illinois U.S.A.
  • 3125420358 | +1 312-542-0358 Illinois U.S.A.
  • 3125420359 | +1 312-542-0359 Illinois U.S.A.
  • 3125420360 | +1 312-542-0360 Illinois U.S.A.
  • 3125420361 | +1 312-542-0361 Illinois U.S.A.
  • 3125420362 | +1 312-542-0362 Illinois U.S.A.
  • 3125420363 | +1 312-542-0363 Illinois U.S.A.
  • 3125420364 | +1 312-542-0364 Illinois U.S.A.
  • 3125420365 | +1 312-542-0365 Illinois U.S.A.
  • 3125420366 | +1 312-542-0366 Illinois U.S.A.
  • 3125420367 | +1 312-542-0367 Illinois U.S.A.
  • 3125420368 | +1 312-542-0368 Illinois U.S.A.
  • 3125420369 | +1 312-542-0369 Illinois U.S.A.
  • 3125420370 | +1 312-542-0370 Illinois U.S.A.
  • 3125420371 | +1 312-542-0371 Illinois U.S.A.
  • 3125420372 | +1 312-542-0372 Illinois U.S.A.
  • 3125420373 | +1 312-542-0373 Illinois U.S.A.
  • 3125420374 | +1 312-542-0374 Illinois U.S.A.
  • 3125420375 | +1 312-542-0375 Illinois U.S.A.
  • 3125420376 | +1 312-542-0376 Illinois U.S.A.
  • 3125420377 | +1 312-542-0377 Illinois U.S.A.
  • 3125420378 | +1 312-542-0378 Illinois U.S.A.
  • 3125420379 | +1 312-542-0379 Illinois U.S.A.
  • 3125420380 | +1 312-542-0380 Illinois U.S.A.
  • 3125420381 | +1 312-542-0381 Illinois U.S.A.
  • 3125420382 | +1 312-542-0382 Illinois U.S.A.
  • 3125420383 | +1 312-542-0383 Illinois U.S.A.
  • 3125420384 | +1 312-542-0384 Illinois U.S.A.
  • 3125420385 | +1 312-542-0385 Illinois U.S.A.
  • 3125420386 | +1 312-542-0386 Illinois U.S.A.
  • 3125420387 | +1 312-542-0387 Illinois U.S.A.
  • 3125420388 | +1 312-542-0388 Illinois U.S.A.
  • 3125420389 | +1 312-542-0389 Illinois U.S.A.
  • 3125420390 | +1 312-542-0390 Illinois U.S.A.
  • 3125420391 | +1 312-542-0391 Illinois U.S.A.
  • 3125420392 | +1 312-542-0392 Illinois U.S.A.
  • 3125420393 | +1 312-542-0393 Illinois U.S.A.
  • 3125420394 | +1 312-542-0394 Illinois U.S.A.
  • 3125420395 | +1 312-542-0395 Illinois U.S.A.
  • 3125420396 | +1 312-542-0396 Illinois U.S.A.
  • 3125420397 | +1 312-542-0397 Illinois U.S.A.
  • 3125420398 | +1 312-542-0398 Illinois U.S.A.
  • 3125420399 | +1 312-542-0399 Illinois U.S.A.