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).

  • 3128396300 | +1 312-839-6300 Illinois U.S.A.
  • 3128396301 | +1 312-839-6301 Illinois U.S.A.
  • 3128396302 | +1 312-839-6302 Illinois U.S.A.
  • 3128396303 | +1 312-839-6303 Illinois U.S.A.
  • 3128396304 | +1 312-839-6304 Illinois U.S.A.
  • 3128396305 | +1 312-839-6305 Illinois U.S.A.
  • 3128396306 | +1 312-839-6306 Illinois U.S.A.
  • 3128396307 | +1 312-839-6307 Illinois U.S.A.
  • 3128396308 | +1 312-839-6308 Illinois U.S.A.
  • 3128396309 | +1 312-839-6309 Illinois U.S.A.
  • 3128396310 | +1 312-839-6310 Illinois U.S.A.
  • 3128396311 | +1 312-839-6311 Illinois U.S.A.
  • 3128396312 | +1 312-839-6312 Illinois U.S.A.
  • 3128396313 | +1 312-839-6313 Illinois U.S.A.
  • 3128396314 | +1 312-839-6314 Illinois U.S.A.
  • 3128396315 | +1 312-839-6315 Illinois U.S.A.
  • 3128396316 | +1 312-839-6316 Illinois U.S.A.
  • 3128396317 | +1 312-839-6317 Illinois U.S.A.
  • 3128396318 | +1 312-839-6318 Illinois U.S.A.
  • 3128396319 | +1 312-839-6319 Illinois U.S.A.
  • 3128396320 | +1 312-839-6320 Illinois U.S.A.
  • 3128396321 | +1 312-839-6321 Illinois U.S.A.
  • 3128396322 | +1 312-839-6322 Illinois U.S.A.
  • 3128396323 | +1 312-839-6323 Illinois U.S.A.
  • 3128396324 | +1 312-839-6324 Illinois U.S.A.
  • 3128396325 | +1 312-839-6325 Illinois U.S.A.
  • 3128396326 | +1 312-839-6326 Illinois U.S.A.
  • 3128396327 | +1 312-839-6327 Illinois U.S.A.
  • 3128396328 | +1 312-839-6328 Illinois U.S.A.
  • 3128396329 | +1 312-839-6329 Illinois U.S.A.
  • 3128396330 | +1 312-839-6330 Illinois U.S.A.
  • 3128396331 | +1 312-839-6331 Illinois U.S.A.
  • 3128396332 | +1 312-839-6332 Illinois U.S.A.
  • 3128396333 | +1 312-839-6333 Illinois U.S.A.
  • 3128396334 | +1 312-839-6334 Illinois U.S.A.
  • 3128396335 | +1 312-839-6335 Illinois U.S.A.
  • 3128396336 | +1 312-839-6336 Illinois U.S.A.
  • 3128396337 | +1 312-839-6337 Illinois U.S.A.
  • 3128396338 | +1 312-839-6338 Illinois U.S.A.
  • 3128396339 | +1 312-839-6339 Illinois U.S.A.
  • 3128396340 | +1 312-839-6340 Illinois U.S.A.
  • 3128396341 | +1 312-839-6341 Illinois U.S.A.
  • 3128396342 | +1 312-839-6342 Illinois U.S.A.
  • 3128396343 | +1 312-839-6343 Illinois U.S.A.
  • 3128396344 | +1 312-839-6344 Illinois U.S.A.
  • 3128396345 | +1 312-839-6345 Illinois U.S.A.
  • 3128396346 | +1 312-839-6346 Illinois U.S.A.
  • 3128396347 | +1 312-839-6347 Illinois U.S.A.
  • 3128396348 | +1 312-839-6348 Illinois U.S.A.
  • 3128396349 | +1 312-839-6349 Illinois U.S.A.
  • 3128396350 | +1 312-839-6350 Illinois U.S.A.
  • 3128396351 | +1 312-839-6351 Illinois U.S.A.
  • 3128396352 | +1 312-839-6352 Illinois U.S.A.
  • 3128396353 | +1 312-839-6353 Illinois U.S.A.
  • 3128396354 | +1 312-839-6354 Illinois U.S.A.
  • 3128396355 | +1 312-839-6355 Illinois U.S.A.
  • 3128396356 | +1 312-839-6356 Illinois U.S.A.
  • 3128396357 | +1 312-839-6357 Illinois U.S.A.
  • 3128396358 | +1 312-839-6358 Illinois U.S.A.
  • 3128396359 | +1 312-839-6359 Illinois U.S.A.
  • 3128396360 | +1 312-839-6360 Illinois U.S.A.
  • 3128396361 | +1 312-839-6361 Illinois U.S.A.
  • 3128396362 | +1 312-839-6362 Illinois U.S.A.
  • 3128396363 | +1 312-839-6363 Illinois U.S.A.
  • 3128396364 | +1 312-839-6364 Illinois U.S.A.
  • 3128396365 | +1 312-839-6365 Illinois U.S.A.
  • 3128396366 | +1 312-839-6366 Illinois U.S.A.
  • 3128396367 | +1 312-839-6367 Illinois U.S.A.
  • 3128396368 | +1 312-839-6368 Illinois U.S.A.
  • 3128396369 | +1 312-839-6369 Illinois U.S.A.
  • 3128396370 | +1 312-839-6370 Illinois U.S.A.
  • 3128396371 | +1 312-839-6371 Illinois U.S.A.
  • 3128396372 | +1 312-839-6372 Illinois U.S.A.
  • 3128396373 | +1 312-839-6373 Illinois U.S.A.
  • 3128396374 | +1 312-839-6374 Illinois U.S.A.
  • 3128396375 | +1 312-839-6375 Illinois U.S.A.
  • 3128396376 | +1 312-839-6376 Illinois U.S.A.
  • 3128396377 | +1 312-839-6377 Illinois U.S.A.
  • 3128396378 | +1 312-839-6378 Illinois U.S.A.
  • 3128396379 | +1 312-839-6379 Illinois U.S.A.
  • 3128396380 | +1 312-839-6380 Illinois U.S.A.
  • 3128396381 | +1 312-839-6381 Illinois U.S.A.
  • 3128396382 | +1 312-839-6382 Illinois U.S.A.
  • 3128396383 | +1 312-839-6383 Illinois U.S.A.
  • 3128396384 | +1 312-839-6384 Illinois U.S.A.
  • 3128396385 | +1 312-839-6385 Illinois U.S.A.
  • 3128396386 | +1 312-839-6386 Illinois U.S.A.
  • 3128396387 | +1 312-839-6387 Illinois U.S.A.
  • 3128396388 | +1 312-839-6388 Illinois U.S.A.
  • 3128396389 | +1 312-839-6389 Illinois U.S.A.
  • 3128396390 | +1 312-839-6390 Illinois U.S.A.
  • 3128396391 | +1 312-839-6391 Illinois U.S.A.
  • 3128396392 | +1 312-839-6392 Illinois U.S.A.
  • 3128396393 | +1 312-839-6393 Illinois U.S.A.
  • 3128396394 | +1 312-839-6394 Illinois U.S.A.
  • 3128396395 | +1 312-839-6395 Illinois U.S.A.
  • 3128396396 | +1 312-839-6396 Illinois U.S.A.
  • 3128396397 | +1 312-839-6397 Illinois U.S.A.
  • 3128396398 | +1 312-839-6398 Illinois U.S.A.
  • 3128396399 | +1 312-839-6399 Illinois U.S.A.