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).

  • 3122986300 | +1 312-298-6300 Illinois U.S.A.
  • 3122986301 | +1 312-298-6301 Illinois U.S.A.
  • 3122986302 | +1 312-298-6302 Illinois U.S.A.
  • 3122986303 | +1 312-298-6303 Illinois U.S.A.
  • 3122986304 | +1 312-298-6304 Illinois U.S.A.
  • 3122986305 | +1 312-298-6305 Illinois U.S.A.
  • 3122986306 | +1 312-298-6306 Illinois U.S.A.
  • 3122986307 | +1 312-298-6307 Illinois U.S.A.
  • 3122986308 | +1 312-298-6308 Illinois U.S.A.
  • 3122986309 | +1 312-298-6309 Illinois U.S.A.
  • 3122986310 | +1 312-298-6310 Illinois U.S.A.
  • 3122986311 | +1 312-298-6311 Illinois U.S.A.
  • 3122986312 | +1 312-298-6312 Illinois U.S.A.
  • 3122986313 | +1 312-298-6313 Illinois U.S.A.
  • 3122986314 | +1 312-298-6314 Illinois U.S.A.
  • 3122986315 | +1 312-298-6315 Illinois U.S.A.
  • 3122986316 | +1 312-298-6316 Illinois U.S.A.
  • 3122986317 | +1 312-298-6317 Illinois U.S.A.
  • 3122986318 | +1 312-298-6318 Illinois U.S.A.
  • 3122986319 | +1 312-298-6319 Illinois U.S.A.
  • 3122986320 | +1 312-298-6320 Illinois U.S.A.
  • 3122986321 | +1 312-298-6321 Illinois U.S.A.
  • 3122986322 | +1 312-298-6322 Illinois U.S.A.
  • 3122986323 | +1 312-298-6323 Illinois U.S.A.
  • 3122986324 | +1 312-298-6324 Illinois U.S.A.
  • 3122986325 | +1 312-298-6325 Illinois U.S.A.
  • 3122986326 | +1 312-298-6326 Illinois U.S.A.
  • 3122986327 | +1 312-298-6327 Illinois U.S.A.
  • 3122986328 | +1 312-298-6328 Illinois U.S.A.
  • 3122986329 | +1 312-298-6329 Illinois U.S.A.
  • 3122986330 | +1 312-298-6330 Illinois U.S.A.
  • 3122986331 | +1 312-298-6331 Illinois U.S.A.
  • 3122986332 | +1 312-298-6332 Illinois U.S.A.
  • 3122986333 | +1 312-298-6333 Illinois U.S.A.
  • 3122986334 | +1 312-298-6334 Illinois U.S.A.
  • 3122986335 | +1 312-298-6335 Illinois U.S.A.
  • 3122986336 | +1 312-298-6336 Illinois U.S.A.
  • 3122986337 | +1 312-298-6337 Illinois U.S.A.
  • 3122986338 | +1 312-298-6338 Illinois U.S.A.
  • 3122986339 | +1 312-298-6339 Illinois U.S.A.
  • 3122986340 | +1 312-298-6340 Illinois U.S.A.
  • 3122986341 | +1 312-298-6341 Illinois U.S.A.
  • 3122986342 | +1 312-298-6342 Illinois U.S.A.
  • 3122986343 | +1 312-298-6343 Illinois U.S.A.
  • 3122986344 | +1 312-298-6344 Illinois U.S.A.
  • 3122986345 | +1 312-298-6345 Illinois U.S.A.
  • 3122986346 | +1 312-298-6346 Illinois U.S.A.
  • 3122986347 | +1 312-298-6347 Illinois U.S.A.
  • 3122986348 | +1 312-298-6348 Illinois U.S.A.
  • 3122986349 | +1 312-298-6349 Illinois U.S.A.
  • 3122986350 | +1 312-298-6350 Illinois U.S.A.
  • 3122986351 | +1 312-298-6351 Illinois U.S.A.
  • 3122986352 | +1 312-298-6352 Illinois U.S.A.
  • 3122986353 | +1 312-298-6353 Illinois U.S.A.
  • 3122986354 | +1 312-298-6354 Illinois U.S.A.
  • 3122986355 | +1 312-298-6355 Illinois U.S.A.
  • 3122986356 | +1 312-298-6356 Illinois U.S.A.
  • 3122986357 | +1 312-298-6357 Illinois U.S.A.
  • 3122986358 | +1 312-298-6358 Illinois U.S.A.
  • 3122986359 | +1 312-298-6359 Illinois U.S.A.
  • 3122986360 | +1 312-298-6360 Illinois U.S.A.
  • 3122986361 | +1 312-298-6361 Illinois U.S.A.
  • 3122986362 | +1 312-298-6362 Illinois U.S.A.
  • 3122986363 | +1 312-298-6363 Illinois U.S.A.
  • 3122986364 | +1 312-298-6364 Illinois U.S.A.
  • 3122986365 | +1 312-298-6365 Illinois U.S.A.
  • 3122986366 | +1 312-298-6366 Illinois U.S.A.
  • 3122986367 | +1 312-298-6367 Illinois U.S.A.
  • 3122986368 | +1 312-298-6368 Illinois U.S.A.
  • 3122986369 | +1 312-298-6369 Illinois U.S.A.
  • 3122986370 | +1 312-298-6370 Illinois U.S.A.
  • 3122986371 | +1 312-298-6371 Illinois U.S.A.
  • 3122986372 | +1 312-298-6372 Illinois U.S.A.
  • 3122986373 | +1 312-298-6373 Illinois U.S.A.
  • 3122986374 | +1 312-298-6374 Illinois U.S.A.
  • 3122986375 | +1 312-298-6375 Illinois U.S.A.
  • 3122986376 | +1 312-298-6376 Illinois U.S.A.
  • 3122986377 | +1 312-298-6377 Illinois U.S.A.
  • 3122986378 | +1 312-298-6378 Illinois U.S.A.
  • 3122986379 | +1 312-298-6379 Illinois U.S.A.
  • 3122986380 | +1 312-298-6380 Illinois U.S.A.
  • 3122986381 | +1 312-298-6381 Illinois U.S.A.
  • 3122986382 | +1 312-298-6382 Illinois U.S.A.
  • 3122986383 | +1 312-298-6383 Illinois U.S.A.
  • 3122986384 | +1 312-298-6384 Illinois U.S.A.
  • 3122986385 | +1 312-298-6385 Illinois U.S.A.
  • 3122986386 | +1 312-298-6386 Illinois U.S.A.
  • 3122986387 | +1 312-298-6387 Illinois U.S.A.
  • 3122986388 | +1 312-298-6388 Illinois U.S.A.
  • 3122986389 | +1 312-298-6389 Illinois U.S.A.
  • 3122986390 | +1 312-298-6390 Illinois U.S.A.
  • 3122986391 | +1 312-298-6391 Illinois U.S.A.
  • 3122986392 | +1 312-298-6392 Illinois U.S.A.
  • 3122986393 | +1 312-298-6393 Illinois U.S.A.
  • 3122986394 | +1 312-298-6394 Illinois U.S.A.
  • 3122986395 | +1 312-298-6395 Illinois U.S.A.
  • 3122986396 | +1 312-298-6396 Illinois U.S.A.
  • 3122986397 | +1 312-298-6397 Illinois U.S.A.
  • 3122986398 | +1 312-298-6398 Illinois U.S.A.
  • 3122986399 | +1 312-298-6399 Illinois U.S.A.