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).

  • 3129477300 | +1 312-947-7300 Illinois U.S.A.
  • 3129477301 | +1 312-947-7301 Illinois U.S.A.
  • 3129477302 | +1 312-947-7302 Illinois U.S.A.
  • 3129477303 | +1 312-947-7303 Illinois U.S.A.
  • 3129477304 | +1 312-947-7304 Illinois U.S.A.
  • 3129477305 | +1 312-947-7305 Illinois U.S.A.
  • 3129477306 | +1 312-947-7306 Illinois U.S.A.
  • 3129477307 | +1 312-947-7307 Illinois U.S.A.
  • 3129477308 | +1 312-947-7308 Illinois U.S.A.
  • 3129477309 | +1 312-947-7309 Illinois U.S.A.
  • 3129477310 | +1 312-947-7310 Illinois U.S.A.
  • 3129477311 | +1 312-947-7311 Illinois U.S.A.
  • 3129477312 | +1 312-947-7312 Illinois U.S.A.
  • 3129477313 | +1 312-947-7313 Illinois U.S.A.
  • 3129477314 | +1 312-947-7314 Illinois U.S.A.
  • 3129477315 | +1 312-947-7315 Illinois U.S.A.
  • 3129477316 | +1 312-947-7316 Illinois U.S.A.
  • 3129477317 | +1 312-947-7317 Illinois U.S.A.
  • 3129477318 | +1 312-947-7318 Illinois U.S.A.
  • 3129477319 | +1 312-947-7319 Illinois U.S.A.
  • 3129477320 | +1 312-947-7320 Illinois U.S.A.
  • 3129477321 | +1 312-947-7321 Illinois U.S.A.
  • 3129477322 | +1 312-947-7322 Illinois U.S.A.
  • 3129477323 | +1 312-947-7323 Illinois U.S.A.
  • 3129477324 | +1 312-947-7324 Illinois U.S.A.
  • 3129477325 | +1 312-947-7325 Illinois U.S.A.
  • 3129477326 | +1 312-947-7326 Illinois U.S.A.
  • 3129477327 | +1 312-947-7327 Illinois U.S.A.
  • 3129477328 | +1 312-947-7328 Illinois U.S.A.
  • 3129477329 | +1 312-947-7329 Illinois U.S.A.
  • 3129477330 | +1 312-947-7330 Illinois U.S.A.
  • 3129477331 | +1 312-947-7331 Illinois U.S.A.
  • 3129477332 | +1 312-947-7332 Illinois U.S.A.
  • 3129477333 | +1 312-947-7333 Illinois U.S.A.
  • 3129477334 | +1 312-947-7334 Illinois U.S.A.
  • 3129477335 | +1 312-947-7335 Illinois U.S.A.
  • 3129477336 | +1 312-947-7336 Illinois U.S.A.
  • 3129477337 | +1 312-947-7337 Illinois U.S.A.
  • 3129477338 | +1 312-947-7338 Illinois U.S.A.
  • 3129477339 | +1 312-947-7339 Illinois U.S.A.
  • 3129477340 | +1 312-947-7340 Illinois U.S.A.
  • 3129477341 | +1 312-947-7341 Illinois U.S.A.
  • 3129477342 | +1 312-947-7342 Illinois U.S.A.
  • 3129477343 | +1 312-947-7343 Illinois U.S.A.
  • 3129477344 | +1 312-947-7344 Illinois U.S.A.
  • 3129477345 | +1 312-947-7345 Illinois U.S.A.
  • 3129477346 | +1 312-947-7346 Illinois U.S.A.
  • 3129477347 | +1 312-947-7347 Illinois U.S.A.
  • 3129477348 | +1 312-947-7348 Illinois U.S.A.
  • 3129477349 | +1 312-947-7349 Illinois U.S.A.
  • 3129477350 | +1 312-947-7350 Illinois U.S.A.
  • 3129477351 | +1 312-947-7351 Illinois U.S.A.
  • 3129477352 | +1 312-947-7352 Illinois U.S.A.
  • 3129477353 | +1 312-947-7353 Illinois U.S.A.
  • 3129477354 | +1 312-947-7354 Illinois U.S.A.
  • 3129477355 | +1 312-947-7355 Illinois U.S.A.
  • 3129477356 | +1 312-947-7356 Illinois U.S.A.
  • 3129477357 | +1 312-947-7357 Illinois U.S.A.
  • 3129477358 | +1 312-947-7358 Illinois U.S.A.
  • 3129477359 | +1 312-947-7359 Illinois U.S.A.
  • 3129477360 | +1 312-947-7360 Illinois U.S.A.
  • 3129477361 | +1 312-947-7361 Illinois U.S.A.
  • 3129477362 | +1 312-947-7362 Illinois U.S.A.
  • 3129477363 | +1 312-947-7363 Illinois U.S.A.
  • 3129477364 | +1 312-947-7364 Illinois U.S.A.
  • 3129477365 | +1 312-947-7365 Illinois U.S.A.
  • 3129477366 | +1 312-947-7366 Illinois U.S.A.
  • 3129477367 | +1 312-947-7367 Illinois U.S.A.
  • 3129477368 | +1 312-947-7368 Illinois U.S.A.
  • 3129477369 | +1 312-947-7369 Illinois U.S.A.
  • 3129477370 | +1 312-947-7370 Illinois U.S.A.
  • 3129477371 | +1 312-947-7371 Illinois U.S.A.
  • 3129477372 | +1 312-947-7372 Illinois U.S.A.
  • 3129477373 | +1 312-947-7373 Illinois U.S.A.
  • 3129477374 | +1 312-947-7374 Illinois U.S.A.
  • 3129477375 | +1 312-947-7375 Illinois U.S.A.
  • 3129477376 | +1 312-947-7376 Illinois U.S.A.
  • 3129477377 | +1 312-947-7377 Illinois U.S.A.
  • 3129477378 | +1 312-947-7378 Illinois U.S.A.
  • 3129477379 | +1 312-947-7379 Illinois U.S.A.
  • 3129477380 | +1 312-947-7380 Illinois U.S.A.
  • 3129477381 | +1 312-947-7381 Illinois U.S.A.
  • 3129477382 | +1 312-947-7382 Illinois U.S.A.
  • 3129477383 | +1 312-947-7383 Illinois U.S.A.
  • 3129477384 | +1 312-947-7384 Illinois U.S.A.
  • 3129477385 | +1 312-947-7385 Illinois U.S.A.
  • 3129477386 | +1 312-947-7386 Illinois U.S.A.
  • 3129477387 | +1 312-947-7387 Illinois U.S.A.
  • 3129477388 | +1 312-947-7388 Illinois U.S.A.
  • 3129477389 | +1 312-947-7389 Illinois U.S.A.
  • 3129477390 | +1 312-947-7390 Illinois U.S.A.
  • 3129477391 | +1 312-947-7391 Illinois U.S.A.
  • 3129477392 | +1 312-947-7392 Illinois U.S.A.
  • 3129477393 | +1 312-947-7393 Illinois U.S.A.
  • 3129477394 | +1 312-947-7394 Illinois U.S.A.
  • 3129477395 | +1 312-947-7395 Illinois U.S.A.
  • 3129477396 | +1 312-947-7396 Illinois U.S.A.
  • 3129477397 | +1 312-947-7397 Illinois U.S.A.
  • 3129477398 | +1 312-947-7398 Illinois U.S.A.
  • 3129477399 | +1 312-947-7399 Illinois U.S.A.