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).

  • 3123637300 | +1 312-363-7300 Illinois U.S.A.
  • 3123637301 | +1 312-363-7301 Illinois U.S.A.
  • 3123637302 | +1 312-363-7302 Illinois U.S.A.
  • 3123637303 | +1 312-363-7303 Illinois U.S.A.
  • 3123637304 | +1 312-363-7304 Illinois U.S.A.
  • 3123637305 | +1 312-363-7305 Illinois U.S.A.
  • 3123637306 | +1 312-363-7306 Illinois U.S.A.
  • 3123637307 | +1 312-363-7307 Illinois U.S.A.
  • 3123637308 | +1 312-363-7308 Illinois U.S.A.
  • 3123637309 | +1 312-363-7309 Illinois U.S.A.
  • 3123637310 | +1 312-363-7310 Illinois U.S.A.
  • 3123637311 | +1 312-363-7311 Illinois U.S.A.
  • 3123637312 | +1 312-363-7312 Illinois U.S.A.
  • 3123637313 | +1 312-363-7313 Illinois U.S.A.
  • 3123637314 | +1 312-363-7314 Illinois U.S.A.
  • 3123637315 | +1 312-363-7315 Illinois U.S.A.
  • 3123637316 | +1 312-363-7316 Illinois U.S.A.
  • 3123637317 | +1 312-363-7317 Illinois U.S.A.
  • 3123637318 | +1 312-363-7318 Illinois U.S.A.
  • 3123637319 | +1 312-363-7319 Illinois U.S.A.
  • 3123637320 | +1 312-363-7320 Illinois U.S.A.
  • 3123637321 | +1 312-363-7321 Illinois U.S.A.
  • 3123637322 | +1 312-363-7322 Illinois U.S.A.
  • 3123637323 | +1 312-363-7323 Illinois U.S.A.
  • 3123637324 | +1 312-363-7324 Illinois U.S.A.
  • 3123637325 | +1 312-363-7325 Illinois U.S.A.
  • 3123637326 | +1 312-363-7326 Illinois U.S.A.
  • 3123637327 | +1 312-363-7327 Illinois U.S.A.
  • 3123637328 | +1 312-363-7328 Illinois U.S.A.
  • 3123637329 | +1 312-363-7329 Illinois U.S.A.
  • 3123637330 | +1 312-363-7330 Illinois U.S.A.
  • 3123637331 | +1 312-363-7331 Illinois U.S.A.
  • 3123637332 | +1 312-363-7332 Illinois U.S.A.
  • 3123637333 | +1 312-363-7333 Illinois U.S.A.
  • 3123637334 | +1 312-363-7334 Illinois U.S.A.
  • 3123637335 | +1 312-363-7335 Illinois U.S.A.
  • 3123637336 | +1 312-363-7336 Illinois U.S.A.
  • 3123637337 | +1 312-363-7337 Illinois U.S.A.
  • 3123637338 | +1 312-363-7338 Illinois U.S.A.
  • 3123637339 | +1 312-363-7339 Illinois U.S.A.
  • 3123637340 | +1 312-363-7340 Illinois U.S.A.
  • 3123637341 | +1 312-363-7341 Illinois U.S.A.
  • 3123637342 | +1 312-363-7342 Illinois U.S.A.
  • 3123637343 | +1 312-363-7343 Illinois U.S.A.
  • 3123637344 | +1 312-363-7344 Illinois U.S.A.
  • 3123637345 | +1 312-363-7345 Illinois U.S.A.
  • 3123637346 | +1 312-363-7346 Illinois U.S.A.
  • 3123637347 | +1 312-363-7347 Illinois U.S.A.
  • 3123637348 | +1 312-363-7348 Illinois U.S.A.
  • 3123637349 | +1 312-363-7349 Illinois U.S.A.
  • 3123637350 | +1 312-363-7350 Illinois U.S.A.
  • 3123637351 | +1 312-363-7351 Illinois U.S.A.
  • 3123637352 | +1 312-363-7352 Illinois U.S.A.
  • 3123637353 | +1 312-363-7353 Illinois U.S.A.
  • 3123637354 | +1 312-363-7354 Illinois U.S.A.
  • 3123637355 | +1 312-363-7355 Illinois U.S.A.
  • 3123637356 | +1 312-363-7356 Illinois U.S.A.
  • 3123637357 | +1 312-363-7357 Illinois U.S.A.
  • 3123637358 | +1 312-363-7358 Illinois U.S.A.
  • 3123637359 | +1 312-363-7359 Illinois U.S.A.
  • 3123637360 | +1 312-363-7360 Illinois U.S.A.
  • 3123637361 | +1 312-363-7361 Illinois U.S.A.
  • 3123637362 | +1 312-363-7362 Illinois U.S.A.
  • 3123637363 | +1 312-363-7363 Illinois U.S.A.
  • 3123637364 | +1 312-363-7364 Illinois U.S.A.
  • 3123637365 | +1 312-363-7365 Illinois U.S.A.
  • 3123637366 | +1 312-363-7366 Illinois U.S.A.
  • 3123637367 | +1 312-363-7367 Illinois U.S.A.
  • 3123637368 | +1 312-363-7368 Illinois U.S.A.
  • 3123637369 | +1 312-363-7369 Illinois U.S.A.
  • 3123637370 | +1 312-363-7370 Illinois U.S.A.
  • 3123637371 | +1 312-363-7371 Illinois U.S.A.
  • 3123637372 | +1 312-363-7372 Illinois U.S.A.
  • 3123637373 | +1 312-363-7373 Illinois U.S.A.
  • 3123637374 | +1 312-363-7374 Illinois U.S.A.
  • 3123637375 | +1 312-363-7375 Illinois U.S.A.
  • 3123637376 | +1 312-363-7376 Illinois U.S.A.
  • 3123637377 | +1 312-363-7377 Illinois U.S.A.
  • 3123637378 | +1 312-363-7378 Illinois U.S.A.
  • 3123637379 | +1 312-363-7379 Illinois U.S.A.
  • 3123637380 | +1 312-363-7380 Illinois U.S.A.
  • 3123637381 | +1 312-363-7381 Illinois U.S.A.
  • 3123637382 | +1 312-363-7382 Illinois U.S.A.
  • 3123637383 | +1 312-363-7383 Illinois U.S.A.
  • 3123637384 | +1 312-363-7384 Illinois U.S.A.
  • 3123637385 | +1 312-363-7385 Illinois U.S.A.
  • 3123637386 | +1 312-363-7386 Illinois U.S.A.
  • 3123637387 | +1 312-363-7387 Illinois U.S.A.
  • 3123637388 | +1 312-363-7388 Illinois U.S.A.
  • 3123637389 | +1 312-363-7389 Illinois U.S.A.
  • 3123637390 | +1 312-363-7390 Illinois U.S.A.
  • 3123637391 | +1 312-363-7391 Illinois U.S.A.
  • 3123637392 | +1 312-363-7392 Illinois U.S.A.
  • 3123637393 | +1 312-363-7393 Illinois U.S.A.
  • 3123637394 | +1 312-363-7394 Illinois U.S.A.
  • 3123637395 | +1 312-363-7395 Illinois U.S.A.
  • 3123637396 | +1 312-363-7396 Illinois U.S.A.
  • 3123637397 | +1 312-363-7397 Illinois U.S.A.
  • 3123637398 | +1 312-363-7398 Illinois U.S.A.
  • 3123637399 | +1 312-363-7399 Illinois U.S.A.