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).

  • 3125667300 | +1 312-566-7300 Illinois U.S.A.
  • 3125667301 | +1 312-566-7301 Illinois U.S.A.
  • 3125667302 | +1 312-566-7302 Illinois U.S.A.
  • 3125667303 | +1 312-566-7303 Illinois U.S.A.
  • 3125667304 | +1 312-566-7304 Illinois U.S.A.
  • 3125667305 | +1 312-566-7305 Illinois U.S.A.
  • 3125667306 | +1 312-566-7306 Illinois U.S.A.
  • 3125667307 | +1 312-566-7307 Illinois U.S.A.
  • 3125667308 | +1 312-566-7308 Illinois U.S.A.
  • 3125667309 | +1 312-566-7309 Illinois U.S.A.
  • 3125667310 | +1 312-566-7310 Illinois U.S.A.
  • 3125667311 | +1 312-566-7311 Illinois U.S.A.
  • 3125667312 | +1 312-566-7312 Illinois U.S.A.
  • 3125667313 | +1 312-566-7313 Illinois U.S.A.
  • 3125667314 | +1 312-566-7314 Illinois U.S.A.
  • 3125667315 | +1 312-566-7315 Illinois U.S.A.
  • 3125667316 | +1 312-566-7316 Illinois U.S.A.
  • 3125667317 | +1 312-566-7317 Illinois U.S.A.
  • 3125667318 | +1 312-566-7318 Illinois U.S.A.
  • 3125667319 | +1 312-566-7319 Illinois U.S.A.
  • 3125667320 | +1 312-566-7320 Illinois U.S.A.
  • 3125667321 | +1 312-566-7321 Illinois U.S.A.
  • 3125667322 | +1 312-566-7322 Illinois U.S.A.
  • 3125667323 | +1 312-566-7323 Illinois U.S.A.
  • 3125667324 | +1 312-566-7324 Illinois U.S.A.
  • 3125667325 | +1 312-566-7325 Illinois U.S.A.
  • 3125667326 | +1 312-566-7326 Illinois U.S.A.
  • 3125667327 | +1 312-566-7327 Illinois U.S.A.
  • 3125667328 | +1 312-566-7328 Illinois U.S.A.
  • 3125667329 | +1 312-566-7329 Illinois U.S.A.
  • 3125667330 | +1 312-566-7330 Illinois U.S.A.
  • 3125667331 | +1 312-566-7331 Illinois U.S.A.
  • 3125667332 | +1 312-566-7332 Illinois U.S.A.
  • 3125667333 | +1 312-566-7333 Illinois U.S.A.
  • 3125667334 | +1 312-566-7334 Illinois U.S.A.
  • 3125667335 | +1 312-566-7335 Illinois U.S.A.
  • 3125667336 | +1 312-566-7336 Illinois U.S.A.
  • 3125667337 | +1 312-566-7337 Illinois U.S.A.
  • 3125667338 | +1 312-566-7338 Illinois U.S.A.
  • 3125667339 | +1 312-566-7339 Illinois U.S.A.
  • 3125667340 | +1 312-566-7340 Illinois U.S.A.
  • 3125667341 | +1 312-566-7341 Illinois U.S.A.
  • 3125667342 | +1 312-566-7342 Illinois U.S.A.
  • 3125667343 | +1 312-566-7343 Illinois U.S.A.
  • 3125667344 | +1 312-566-7344 Illinois U.S.A.
  • 3125667345 | +1 312-566-7345 Illinois U.S.A.
  • 3125667346 | +1 312-566-7346 Illinois U.S.A.
  • 3125667347 | +1 312-566-7347 Illinois U.S.A.
  • 3125667348 | +1 312-566-7348 Illinois U.S.A.
  • 3125667349 | +1 312-566-7349 Illinois U.S.A.
  • 3125667350 | +1 312-566-7350 Illinois U.S.A.
  • 3125667351 | +1 312-566-7351 Illinois U.S.A.
  • 3125667352 | +1 312-566-7352 Illinois U.S.A.
  • 3125667353 | +1 312-566-7353 Illinois U.S.A.
  • 3125667354 | +1 312-566-7354 Illinois U.S.A.
  • 3125667355 | +1 312-566-7355 Illinois U.S.A.
  • 3125667356 | +1 312-566-7356 Illinois U.S.A.
  • 3125667357 | +1 312-566-7357 Illinois U.S.A.
  • 3125667358 | +1 312-566-7358 Illinois U.S.A.
  • 3125667359 | +1 312-566-7359 Illinois U.S.A.
  • 3125667360 | +1 312-566-7360 Illinois U.S.A.
  • 3125667361 | +1 312-566-7361 Illinois U.S.A.
  • 3125667362 | +1 312-566-7362 Illinois U.S.A.
  • 3125667363 | +1 312-566-7363 Illinois U.S.A.
  • 3125667364 | +1 312-566-7364 Illinois U.S.A.
  • 3125667365 | +1 312-566-7365 Illinois U.S.A.
  • 3125667366 | +1 312-566-7366 Illinois U.S.A.
  • 3125667367 | +1 312-566-7367 Illinois U.S.A.
  • 3125667368 | +1 312-566-7368 Illinois U.S.A.
  • 3125667369 | +1 312-566-7369 Illinois U.S.A.
  • 3125667370 | +1 312-566-7370 Illinois U.S.A.
  • 3125667371 | +1 312-566-7371 Illinois U.S.A.
  • 3125667372 | +1 312-566-7372 Illinois U.S.A.
  • 3125667373 | +1 312-566-7373 Illinois U.S.A.
  • 3125667374 | +1 312-566-7374 Illinois U.S.A.
  • 3125667375 | +1 312-566-7375 Illinois U.S.A.
  • 3125667376 | +1 312-566-7376 Illinois U.S.A.
  • 3125667377 | +1 312-566-7377 Illinois U.S.A.
  • 3125667378 | +1 312-566-7378 Illinois U.S.A.
  • 3125667379 | +1 312-566-7379 Illinois U.S.A.
  • 3125667380 | +1 312-566-7380 Illinois U.S.A.
  • 3125667381 | +1 312-566-7381 Illinois U.S.A.
  • 3125667382 | +1 312-566-7382 Illinois U.S.A.
  • 3125667383 | +1 312-566-7383 Illinois U.S.A.
  • 3125667384 | +1 312-566-7384 Illinois U.S.A.
  • 3125667385 | +1 312-566-7385 Illinois U.S.A.
  • 3125667386 | +1 312-566-7386 Illinois U.S.A.
  • 3125667387 | +1 312-566-7387 Illinois U.S.A.
  • 3125667388 | +1 312-566-7388 Illinois U.S.A.
  • 3125667389 | +1 312-566-7389 Illinois U.S.A.
  • 3125667390 | +1 312-566-7390 Illinois U.S.A.
  • 3125667391 | +1 312-566-7391 Illinois U.S.A.
  • 3125667392 | +1 312-566-7392 Illinois U.S.A.
  • 3125667393 | +1 312-566-7393 Illinois U.S.A.
  • 3125667394 | +1 312-566-7394 Illinois U.S.A.
  • 3125667395 | +1 312-566-7395 Illinois U.S.A.
  • 3125667396 | +1 312-566-7396 Illinois U.S.A.
  • 3125667397 | +1 312-566-7397 Illinois U.S.A.
  • 3125667398 | +1 312-566-7398 Illinois U.S.A.
  • 3125667399 | +1 312-566-7399 Illinois U.S.A.