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).

  • 3123866300 | +1 312-386-6300 Illinois U.S.A.
  • 3123866301 | +1 312-386-6301 Illinois U.S.A.
  • 3123866302 | +1 312-386-6302 Illinois U.S.A.
  • 3123866303 | +1 312-386-6303 Illinois U.S.A.
  • 3123866304 | +1 312-386-6304 Illinois U.S.A.
  • 3123866305 | +1 312-386-6305 Illinois U.S.A.
  • 3123866306 | +1 312-386-6306 Illinois U.S.A.
  • 3123866307 | +1 312-386-6307 Illinois U.S.A.
  • 3123866308 | +1 312-386-6308 Illinois U.S.A.
  • 3123866309 | +1 312-386-6309 Illinois U.S.A.
  • 3123866310 | +1 312-386-6310 Illinois U.S.A.
  • 3123866311 | +1 312-386-6311 Illinois U.S.A.
  • 3123866312 | +1 312-386-6312 Illinois U.S.A.
  • 3123866313 | +1 312-386-6313 Illinois U.S.A.
  • 3123866314 | +1 312-386-6314 Illinois U.S.A.
  • 3123866315 | +1 312-386-6315 Illinois U.S.A.
  • 3123866316 | +1 312-386-6316 Illinois U.S.A.
  • 3123866317 | +1 312-386-6317 Illinois U.S.A.
  • 3123866318 | +1 312-386-6318 Illinois U.S.A.
  • 3123866319 | +1 312-386-6319 Illinois U.S.A.
  • 3123866320 | +1 312-386-6320 Illinois U.S.A.
  • 3123866321 | +1 312-386-6321 Illinois U.S.A.
  • 3123866322 | +1 312-386-6322 Illinois U.S.A.
  • 3123866323 | +1 312-386-6323 Illinois U.S.A.
  • 3123866324 | +1 312-386-6324 Illinois U.S.A.
  • 3123866325 | +1 312-386-6325 Illinois U.S.A.
  • 3123866326 | +1 312-386-6326 Illinois U.S.A.
  • 3123866327 | +1 312-386-6327 Illinois U.S.A.
  • 3123866328 | +1 312-386-6328 Illinois U.S.A.
  • 3123866329 | +1 312-386-6329 Illinois U.S.A.
  • 3123866330 | +1 312-386-6330 Illinois U.S.A.
  • 3123866331 | +1 312-386-6331 Illinois U.S.A.
  • 3123866332 | +1 312-386-6332 Illinois U.S.A.
  • 3123866333 | +1 312-386-6333 Illinois U.S.A.
  • 3123866334 | +1 312-386-6334 Illinois U.S.A.
  • 3123866335 | +1 312-386-6335 Illinois U.S.A.
  • 3123866336 | +1 312-386-6336 Illinois U.S.A.
  • 3123866337 | +1 312-386-6337 Illinois U.S.A.
  • 3123866338 | +1 312-386-6338 Illinois U.S.A.
  • 3123866339 | +1 312-386-6339 Illinois U.S.A.
  • 3123866340 | +1 312-386-6340 Illinois U.S.A.
  • 3123866341 | +1 312-386-6341 Illinois U.S.A.
  • 3123866342 | +1 312-386-6342 Illinois U.S.A.
  • 3123866343 | +1 312-386-6343 Illinois U.S.A.
  • 3123866344 | +1 312-386-6344 Illinois U.S.A.
  • 3123866345 | +1 312-386-6345 Illinois U.S.A.
  • 3123866346 | +1 312-386-6346 Illinois U.S.A.
  • 3123866347 | +1 312-386-6347 Illinois U.S.A.
  • 3123866348 | +1 312-386-6348 Illinois U.S.A.
  • 3123866349 | +1 312-386-6349 Illinois U.S.A.
  • 3123866350 | +1 312-386-6350 Illinois U.S.A.
  • 3123866351 | +1 312-386-6351 Illinois U.S.A.
  • 3123866352 | +1 312-386-6352 Illinois U.S.A.
  • 3123866353 | +1 312-386-6353 Illinois U.S.A.
  • 3123866354 | +1 312-386-6354 Illinois U.S.A.
  • 3123866355 | +1 312-386-6355 Illinois U.S.A.
  • 3123866356 | +1 312-386-6356 Illinois U.S.A.
  • 3123866357 | +1 312-386-6357 Illinois U.S.A.
  • 3123866358 | +1 312-386-6358 Illinois U.S.A.
  • 3123866359 | +1 312-386-6359 Illinois U.S.A.
  • 3123866360 | +1 312-386-6360 Illinois U.S.A.
  • 3123866361 | +1 312-386-6361 Illinois U.S.A.
  • 3123866362 | +1 312-386-6362 Illinois U.S.A.
  • 3123866363 | +1 312-386-6363 Illinois U.S.A.
  • 3123866364 | +1 312-386-6364 Illinois U.S.A.
  • 3123866365 | +1 312-386-6365 Illinois U.S.A.
  • 3123866366 | +1 312-386-6366 Illinois U.S.A.
  • 3123866367 | +1 312-386-6367 Illinois U.S.A.
  • 3123866368 | +1 312-386-6368 Illinois U.S.A.
  • 3123866369 | +1 312-386-6369 Illinois U.S.A.
  • 3123866370 | +1 312-386-6370 Illinois U.S.A.
  • 3123866371 | +1 312-386-6371 Illinois U.S.A.
  • 3123866372 | +1 312-386-6372 Illinois U.S.A.
  • 3123866373 | +1 312-386-6373 Illinois U.S.A.
  • 3123866374 | +1 312-386-6374 Illinois U.S.A.
  • 3123866375 | +1 312-386-6375 Illinois U.S.A.
  • 3123866376 | +1 312-386-6376 Illinois U.S.A.
  • 3123866377 | +1 312-386-6377 Illinois U.S.A.
  • 3123866378 | +1 312-386-6378 Illinois U.S.A.
  • 3123866379 | +1 312-386-6379 Illinois U.S.A.
  • 3123866380 | +1 312-386-6380 Illinois U.S.A.
  • 3123866381 | +1 312-386-6381 Illinois U.S.A.
  • 3123866382 | +1 312-386-6382 Illinois U.S.A.
  • 3123866383 | +1 312-386-6383 Illinois U.S.A.
  • 3123866384 | +1 312-386-6384 Illinois U.S.A.
  • 3123866385 | +1 312-386-6385 Illinois U.S.A.
  • 3123866386 | +1 312-386-6386 Illinois U.S.A.
  • 3123866387 | +1 312-386-6387 Illinois U.S.A.
  • 3123866388 | +1 312-386-6388 Illinois U.S.A.
  • 3123866389 | +1 312-386-6389 Illinois U.S.A.
  • 3123866390 | +1 312-386-6390 Illinois U.S.A.
  • 3123866391 | +1 312-386-6391 Illinois U.S.A.
  • 3123866392 | +1 312-386-6392 Illinois U.S.A.
  • 3123866393 | +1 312-386-6393 Illinois U.S.A.
  • 3123866394 | +1 312-386-6394 Illinois U.S.A.
  • 3123866395 | +1 312-386-6395 Illinois U.S.A.
  • 3123866396 | +1 312-386-6396 Illinois U.S.A.
  • 3123866397 | +1 312-386-6397 Illinois U.S.A.
  • 3123866398 | +1 312-386-6398 Illinois U.S.A.
  • 3123866399 | +1 312-386-6399 Illinois U.S.A.