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).

  • 3129216300 | +1 312-921-6300 Illinois U.S.A.
  • 3129216301 | +1 312-921-6301 Illinois U.S.A.
  • 3129216302 | +1 312-921-6302 Illinois U.S.A.
  • 3129216303 | +1 312-921-6303 Illinois U.S.A.
  • 3129216304 | +1 312-921-6304 Illinois U.S.A.
  • 3129216305 | +1 312-921-6305 Illinois U.S.A.
  • 3129216306 | +1 312-921-6306 Illinois U.S.A.
  • 3129216307 | +1 312-921-6307 Illinois U.S.A.
  • 3129216308 | +1 312-921-6308 Illinois U.S.A.
  • 3129216309 | +1 312-921-6309 Illinois U.S.A.
  • 3129216310 | +1 312-921-6310 Illinois U.S.A.
  • 3129216311 | +1 312-921-6311 Illinois U.S.A.
  • 3129216312 | +1 312-921-6312 Illinois U.S.A.
  • 3129216313 | +1 312-921-6313 Illinois U.S.A.
  • 3129216314 | +1 312-921-6314 Illinois U.S.A.
  • 3129216315 | +1 312-921-6315 Illinois U.S.A.
  • 3129216316 | +1 312-921-6316 Illinois U.S.A.
  • 3129216317 | +1 312-921-6317 Illinois U.S.A.
  • 3129216318 | +1 312-921-6318 Illinois U.S.A.
  • 3129216319 | +1 312-921-6319 Illinois U.S.A.
  • 3129216320 | +1 312-921-6320 Illinois U.S.A.
  • 3129216321 | +1 312-921-6321 Illinois U.S.A.
  • 3129216322 | +1 312-921-6322 Illinois U.S.A.
  • 3129216323 | +1 312-921-6323 Illinois U.S.A.
  • 3129216324 | +1 312-921-6324 Illinois U.S.A.
  • 3129216325 | +1 312-921-6325 Illinois U.S.A.
  • 3129216326 | +1 312-921-6326 Illinois U.S.A.
  • 3129216327 | +1 312-921-6327 Illinois U.S.A.
  • 3129216328 | +1 312-921-6328 Illinois U.S.A.
  • 3129216329 | +1 312-921-6329 Illinois U.S.A.
  • 3129216330 | +1 312-921-6330 Illinois U.S.A.
  • 3129216331 | +1 312-921-6331 Illinois U.S.A.
  • 3129216332 | +1 312-921-6332 Illinois U.S.A.
  • 3129216333 | +1 312-921-6333 Illinois U.S.A.
  • 3129216334 | +1 312-921-6334 Illinois U.S.A.
  • 3129216335 | +1 312-921-6335 Illinois U.S.A.
  • 3129216336 | +1 312-921-6336 Illinois U.S.A.
  • 3129216337 | +1 312-921-6337 Illinois U.S.A.
  • 3129216338 | +1 312-921-6338 Illinois U.S.A.
  • 3129216339 | +1 312-921-6339 Illinois U.S.A.
  • 3129216340 | +1 312-921-6340 Illinois U.S.A.
  • 3129216341 | +1 312-921-6341 Illinois U.S.A.
  • 3129216342 | +1 312-921-6342 Illinois U.S.A.
  • 3129216343 | +1 312-921-6343 Illinois U.S.A.
  • 3129216344 | +1 312-921-6344 Illinois U.S.A.
  • 3129216345 | +1 312-921-6345 Illinois U.S.A.
  • 3129216346 | +1 312-921-6346 Illinois U.S.A.
  • 3129216347 | +1 312-921-6347 Illinois U.S.A.
  • 3129216348 | +1 312-921-6348 Illinois U.S.A.
  • 3129216349 | +1 312-921-6349 Illinois U.S.A.
  • 3129216350 | +1 312-921-6350 Illinois U.S.A.
  • 3129216351 | +1 312-921-6351 Illinois U.S.A.
  • 3129216352 | +1 312-921-6352 Illinois U.S.A.
  • 3129216353 | +1 312-921-6353 Illinois U.S.A.
  • 3129216354 | +1 312-921-6354 Illinois U.S.A.
  • 3129216355 | +1 312-921-6355 Illinois U.S.A.
  • 3129216356 | +1 312-921-6356 Illinois U.S.A.
  • 3129216357 | +1 312-921-6357 Illinois U.S.A.
  • 3129216358 | +1 312-921-6358 Illinois U.S.A.
  • 3129216359 | +1 312-921-6359 Illinois U.S.A.
  • 3129216360 | +1 312-921-6360 Illinois U.S.A.
  • 3129216361 | +1 312-921-6361 Illinois U.S.A.
  • 3129216362 | +1 312-921-6362 Illinois U.S.A.
  • 3129216363 | +1 312-921-6363 Illinois U.S.A.
  • 3129216364 | +1 312-921-6364 Illinois U.S.A.
  • 3129216365 | +1 312-921-6365 Illinois U.S.A.
  • 3129216366 | +1 312-921-6366 Illinois U.S.A.
  • 3129216367 | +1 312-921-6367 Illinois U.S.A.
  • 3129216368 | +1 312-921-6368 Illinois U.S.A.
  • 3129216369 | +1 312-921-6369 Illinois U.S.A.
  • 3129216370 | +1 312-921-6370 Illinois U.S.A.
  • 3129216371 | +1 312-921-6371 Illinois U.S.A.
  • 3129216372 | +1 312-921-6372 Illinois U.S.A.
  • 3129216373 | +1 312-921-6373 Illinois U.S.A.
  • 3129216374 | +1 312-921-6374 Illinois U.S.A.
  • 3129216375 | +1 312-921-6375 Illinois U.S.A.
  • 3129216376 | +1 312-921-6376 Illinois U.S.A.
  • 3129216377 | +1 312-921-6377 Illinois U.S.A.
  • 3129216378 | +1 312-921-6378 Illinois U.S.A.
  • 3129216379 | +1 312-921-6379 Illinois U.S.A.
  • 3129216380 | +1 312-921-6380 Illinois U.S.A.
  • 3129216381 | +1 312-921-6381 Illinois U.S.A.
  • 3129216382 | +1 312-921-6382 Illinois U.S.A.
  • 3129216383 | +1 312-921-6383 Illinois U.S.A.
  • 3129216384 | +1 312-921-6384 Illinois U.S.A.
  • 3129216385 | +1 312-921-6385 Illinois U.S.A.
  • 3129216386 | +1 312-921-6386 Illinois U.S.A.
  • 3129216387 | +1 312-921-6387 Illinois U.S.A.
  • 3129216388 | +1 312-921-6388 Illinois U.S.A.
  • 3129216389 | +1 312-921-6389 Illinois U.S.A.
  • 3129216390 | +1 312-921-6390 Illinois U.S.A.
  • 3129216391 | +1 312-921-6391 Illinois U.S.A.
  • 3129216392 | +1 312-921-6392 Illinois U.S.A.
  • 3129216393 | +1 312-921-6393 Illinois U.S.A.
  • 3129216394 | +1 312-921-6394 Illinois U.S.A.
  • 3129216395 | +1 312-921-6395 Illinois U.S.A.
  • 3129216396 | +1 312-921-6396 Illinois U.S.A.
  • 3129216397 | +1 312-921-6397 Illinois U.S.A.
  • 3129216398 | +1 312-921-6398 Illinois U.S.A.
  • 3129216399 | +1 312-921-6399 Illinois U.S.A.