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).

  • 3123470300 | +1 312-347-0300 Illinois U.S.A.
  • 3123470301 | +1 312-347-0301 Illinois U.S.A.
  • 3123470302 | +1 312-347-0302 Illinois U.S.A.
  • 3123470303 | +1 312-347-0303 Illinois U.S.A.
  • 3123470304 | +1 312-347-0304 Illinois U.S.A.
  • 3123470305 | +1 312-347-0305 Illinois U.S.A.
  • 3123470306 | +1 312-347-0306 Illinois U.S.A.
  • 3123470307 | +1 312-347-0307 Illinois U.S.A.
  • 3123470308 | +1 312-347-0308 Illinois U.S.A.
  • 3123470309 | +1 312-347-0309 Illinois U.S.A.
  • 3123470310 | +1 312-347-0310 Illinois U.S.A.
  • 3123470311 | +1 312-347-0311 Illinois U.S.A.
  • 3123470312 | +1 312-347-0312 Illinois U.S.A.
  • 3123470313 | +1 312-347-0313 Illinois U.S.A.
  • 3123470314 | +1 312-347-0314 Illinois U.S.A.
  • 3123470315 | +1 312-347-0315 Illinois U.S.A.
  • 3123470316 | +1 312-347-0316 Illinois U.S.A.
  • 3123470317 | +1 312-347-0317 Illinois U.S.A.
  • 3123470318 | +1 312-347-0318 Illinois U.S.A.
  • 3123470319 | +1 312-347-0319 Illinois U.S.A.
  • 3123470320 | +1 312-347-0320 Illinois U.S.A.
  • 3123470321 | +1 312-347-0321 Illinois U.S.A.
  • 3123470322 | +1 312-347-0322 Illinois U.S.A.
  • 3123470323 | +1 312-347-0323 Illinois U.S.A.
  • 3123470324 | +1 312-347-0324 Illinois U.S.A.
  • 3123470325 | +1 312-347-0325 Illinois U.S.A.
  • 3123470326 | +1 312-347-0326 Illinois U.S.A.
  • 3123470327 | +1 312-347-0327 Illinois U.S.A.
  • 3123470328 | +1 312-347-0328 Illinois U.S.A.
  • 3123470329 | +1 312-347-0329 Illinois U.S.A.
  • 3123470330 | +1 312-347-0330 Illinois U.S.A.
  • 3123470331 | +1 312-347-0331 Illinois U.S.A.
  • 3123470332 | +1 312-347-0332 Illinois U.S.A.
  • 3123470333 | +1 312-347-0333 Illinois U.S.A.
  • 3123470334 | +1 312-347-0334 Illinois U.S.A.
  • 3123470335 | +1 312-347-0335 Illinois U.S.A.
  • 3123470336 | +1 312-347-0336 Illinois U.S.A.
  • 3123470337 | +1 312-347-0337 Illinois U.S.A.
  • 3123470338 | +1 312-347-0338 Illinois U.S.A.
  • 3123470339 | +1 312-347-0339 Illinois U.S.A.
  • 3123470340 | +1 312-347-0340 Illinois U.S.A.
  • 3123470341 | +1 312-347-0341 Illinois U.S.A.
  • 3123470342 | +1 312-347-0342 Illinois U.S.A.
  • 3123470343 | +1 312-347-0343 Illinois U.S.A.
  • 3123470344 | +1 312-347-0344 Illinois U.S.A.
  • 3123470345 | +1 312-347-0345 Illinois U.S.A.
  • 3123470346 | +1 312-347-0346 Illinois U.S.A.
  • 3123470347 | +1 312-347-0347 Illinois U.S.A.
  • 3123470348 | +1 312-347-0348 Illinois U.S.A.
  • 3123470349 | +1 312-347-0349 Illinois U.S.A.
  • 3123470350 | +1 312-347-0350 Illinois U.S.A.
  • 3123470351 | +1 312-347-0351 Illinois U.S.A.
  • 3123470352 | +1 312-347-0352 Illinois U.S.A.
  • 3123470353 | +1 312-347-0353 Illinois U.S.A.
  • 3123470354 | +1 312-347-0354 Illinois U.S.A.
  • 3123470355 | +1 312-347-0355 Illinois U.S.A.
  • 3123470356 | +1 312-347-0356 Illinois U.S.A.
  • 3123470357 | +1 312-347-0357 Illinois U.S.A.
  • 3123470358 | +1 312-347-0358 Illinois U.S.A.
  • 3123470359 | +1 312-347-0359 Illinois U.S.A.
  • 3123470360 | +1 312-347-0360 Illinois U.S.A.
  • 3123470361 | +1 312-347-0361 Illinois U.S.A.
  • 3123470362 | +1 312-347-0362 Illinois U.S.A.
  • 3123470363 | +1 312-347-0363 Illinois U.S.A.
  • 3123470364 | +1 312-347-0364 Illinois U.S.A.
  • 3123470365 | +1 312-347-0365 Illinois U.S.A.
  • 3123470366 | +1 312-347-0366 Illinois U.S.A.
  • 3123470367 | +1 312-347-0367 Illinois U.S.A.
  • 3123470368 | +1 312-347-0368 Illinois U.S.A.
  • 3123470369 | +1 312-347-0369 Illinois U.S.A.
  • 3123470370 | +1 312-347-0370 Illinois U.S.A.
  • 3123470371 | +1 312-347-0371 Illinois U.S.A.
  • 3123470372 | +1 312-347-0372 Illinois U.S.A.
  • 3123470373 | +1 312-347-0373 Illinois U.S.A.
  • 3123470374 | +1 312-347-0374 Illinois U.S.A.
  • 3123470375 | +1 312-347-0375 Illinois U.S.A.
  • 3123470376 | +1 312-347-0376 Illinois U.S.A.
  • 3123470377 | +1 312-347-0377 Illinois U.S.A.
  • 3123470378 | +1 312-347-0378 Illinois U.S.A.
  • 3123470379 | +1 312-347-0379 Illinois U.S.A.
  • 3123470380 | +1 312-347-0380 Illinois U.S.A.
  • 3123470381 | +1 312-347-0381 Illinois U.S.A.
  • 3123470382 | +1 312-347-0382 Illinois U.S.A.
  • 3123470383 | +1 312-347-0383 Illinois U.S.A.
  • 3123470384 | +1 312-347-0384 Illinois U.S.A.
  • 3123470385 | +1 312-347-0385 Illinois U.S.A.
  • 3123470386 | +1 312-347-0386 Illinois U.S.A.
  • 3123470387 | +1 312-347-0387 Illinois U.S.A.
  • 3123470388 | +1 312-347-0388 Illinois U.S.A.
  • 3123470389 | +1 312-347-0389 Illinois U.S.A.
  • 3123470390 | +1 312-347-0390 Illinois U.S.A.
  • 3123470391 | +1 312-347-0391 Illinois U.S.A.
  • 3123470392 | +1 312-347-0392 Illinois U.S.A.
  • 3123470393 | +1 312-347-0393 Illinois U.S.A.
  • 3123470394 | +1 312-347-0394 Illinois U.S.A.
  • 3123470395 | +1 312-347-0395 Illinois U.S.A.
  • 3123470396 | +1 312-347-0396 Illinois U.S.A.
  • 3123470397 | +1 312-347-0397 Illinois U.S.A.
  • 3123470398 | +1 312-347-0398 Illinois U.S.A.
  • 3123470399 | +1 312-347-0399 Illinois U.S.A.