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).

  • 3122440300 | +1 312-244-0300 Illinois U.S.A.
  • 3122440301 | +1 312-244-0301 Illinois U.S.A.
  • 3122440302 | +1 312-244-0302 Illinois U.S.A.
  • 3122440303 | +1 312-244-0303 Illinois U.S.A.
  • 3122440304 | +1 312-244-0304 Illinois U.S.A.
  • 3122440305 | +1 312-244-0305 Illinois U.S.A.
  • 3122440306 | +1 312-244-0306 Illinois U.S.A.
  • 3122440307 | +1 312-244-0307 Illinois U.S.A.
  • 3122440308 | +1 312-244-0308 Illinois U.S.A.
  • 3122440309 | +1 312-244-0309 Illinois U.S.A.
  • 3122440310 | +1 312-244-0310 Illinois U.S.A.
  • 3122440311 | +1 312-244-0311 Illinois U.S.A.
  • 3122440312 | +1 312-244-0312 Illinois U.S.A.
  • 3122440313 | +1 312-244-0313 Illinois U.S.A.
  • 3122440314 | +1 312-244-0314 Illinois U.S.A.
  • 3122440315 | +1 312-244-0315 Illinois U.S.A.
  • 3122440316 | +1 312-244-0316 Illinois U.S.A.
  • 3122440317 | +1 312-244-0317 Illinois U.S.A.
  • 3122440318 | +1 312-244-0318 Illinois U.S.A.
  • 3122440319 | +1 312-244-0319 Illinois U.S.A.
  • 3122440320 | +1 312-244-0320 Illinois U.S.A.
  • 3122440321 | +1 312-244-0321 Illinois U.S.A.
  • 3122440322 | +1 312-244-0322 Illinois U.S.A.
  • 3122440323 | +1 312-244-0323 Illinois U.S.A.
  • 3122440324 | +1 312-244-0324 Illinois U.S.A.
  • 3122440325 | +1 312-244-0325 Illinois U.S.A.
  • 3122440326 | +1 312-244-0326 Illinois U.S.A.
  • 3122440327 | +1 312-244-0327 Illinois U.S.A.
  • 3122440328 | +1 312-244-0328 Illinois U.S.A.
  • 3122440329 | +1 312-244-0329 Illinois U.S.A.
  • 3122440330 | +1 312-244-0330 Illinois U.S.A.
  • 3122440331 | +1 312-244-0331 Illinois U.S.A.
  • 3122440332 | +1 312-244-0332 Illinois U.S.A.
  • 3122440333 | +1 312-244-0333 Illinois U.S.A.
  • 3122440334 | +1 312-244-0334 Illinois U.S.A.
  • 3122440335 | +1 312-244-0335 Illinois U.S.A.
  • 3122440336 | +1 312-244-0336 Illinois U.S.A.
  • 3122440337 | +1 312-244-0337 Illinois U.S.A.
  • 3122440338 | +1 312-244-0338 Illinois U.S.A.
  • 3122440339 | +1 312-244-0339 Illinois U.S.A.
  • 3122440340 | +1 312-244-0340 Illinois U.S.A.
  • 3122440341 | +1 312-244-0341 Illinois U.S.A.
  • 3122440342 | +1 312-244-0342 Illinois U.S.A.
  • 3122440343 | +1 312-244-0343 Illinois U.S.A.
  • 3122440344 | +1 312-244-0344 Illinois U.S.A.
  • 3122440345 | +1 312-244-0345 Illinois U.S.A.
  • 3122440346 | +1 312-244-0346 Illinois U.S.A.
  • 3122440347 | +1 312-244-0347 Illinois U.S.A.
  • 3122440348 | +1 312-244-0348 Illinois U.S.A.
  • 3122440349 | +1 312-244-0349 Illinois U.S.A.
  • 3122440350 | +1 312-244-0350 Illinois U.S.A.
  • 3122440351 | +1 312-244-0351 Illinois U.S.A.
  • 3122440352 | +1 312-244-0352 Illinois U.S.A.
  • 3122440353 | +1 312-244-0353 Illinois U.S.A.
  • 3122440354 | +1 312-244-0354 Illinois U.S.A.
  • 3122440355 | +1 312-244-0355 Illinois U.S.A.
  • 3122440356 | +1 312-244-0356 Illinois U.S.A.
  • 3122440357 | +1 312-244-0357 Illinois U.S.A.
  • 3122440358 | +1 312-244-0358 Illinois U.S.A.
  • 3122440359 | +1 312-244-0359 Illinois U.S.A.
  • 3122440360 | +1 312-244-0360 Illinois U.S.A.
  • 3122440361 | +1 312-244-0361 Illinois U.S.A.
  • 3122440362 | +1 312-244-0362 Illinois U.S.A.
  • 3122440363 | +1 312-244-0363 Illinois U.S.A.
  • 3122440364 | +1 312-244-0364 Illinois U.S.A.
  • 3122440365 | +1 312-244-0365 Illinois U.S.A.
  • 3122440366 | +1 312-244-0366 Illinois U.S.A.
  • 3122440367 | +1 312-244-0367 Illinois U.S.A.
  • 3122440368 | +1 312-244-0368 Illinois U.S.A.
  • 3122440369 | +1 312-244-0369 Illinois U.S.A.
  • 3122440370 | +1 312-244-0370 Illinois U.S.A.
  • 3122440371 | +1 312-244-0371 Illinois U.S.A.
  • 3122440372 | +1 312-244-0372 Illinois U.S.A.
  • 3122440373 | +1 312-244-0373 Illinois U.S.A.
  • 3122440374 | +1 312-244-0374 Illinois U.S.A.
  • 3122440375 | +1 312-244-0375 Illinois U.S.A.
  • 3122440376 | +1 312-244-0376 Illinois U.S.A.
  • 3122440377 | +1 312-244-0377 Illinois U.S.A.
  • 3122440378 | +1 312-244-0378 Illinois U.S.A.
  • 3122440379 | +1 312-244-0379 Illinois U.S.A.
  • 3122440380 | +1 312-244-0380 Illinois U.S.A.
  • 3122440381 | +1 312-244-0381 Illinois U.S.A.
  • 3122440382 | +1 312-244-0382 Illinois U.S.A.
  • 3122440383 | +1 312-244-0383 Illinois U.S.A.
  • 3122440384 | +1 312-244-0384 Illinois U.S.A.
  • 3122440385 | +1 312-244-0385 Illinois U.S.A.
  • 3122440386 | +1 312-244-0386 Illinois U.S.A.
  • 3122440387 | +1 312-244-0387 Illinois U.S.A.
  • 3122440388 | +1 312-244-0388 Illinois U.S.A.
  • 3122440389 | +1 312-244-0389 Illinois U.S.A.
  • 3122440390 | +1 312-244-0390 Illinois U.S.A.
  • 3122440391 | +1 312-244-0391 Illinois U.S.A.
  • 3122440392 | +1 312-244-0392 Illinois U.S.A.
  • 3122440393 | +1 312-244-0393 Illinois U.S.A.
  • 3122440394 | +1 312-244-0394 Illinois U.S.A.
  • 3122440395 | +1 312-244-0395 Illinois U.S.A.
  • 3122440396 | +1 312-244-0396 Illinois U.S.A.
  • 3122440397 | +1 312-244-0397 Illinois U.S.A.
  • 3122440398 | +1 312-244-0398 Illinois U.S.A.
  • 3122440399 | +1 312-244-0399 Illinois U.S.A.