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).

  • 3122630300 | +1 312-263-0300 Illinois U.S.A.
  • 3122630301 | +1 312-263-0301 Illinois U.S.A.
  • 3122630302 | +1 312-263-0302 Illinois U.S.A.
  • 3122630303 | +1 312-263-0303 Illinois U.S.A.
  • 3122630304 | +1 312-263-0304 Illinois U.S.A.
  • 3122630305 | +1 312-263-0305 Illinois U.S.A.
  • 3122630306 | +1 312-263-0306 Illinois U.S.A.
  • 3122630307 | +1 312-263-0307 Illinois U.S.A.
  • 3122630308 | +1 312-263-0308 Illinois U.S.A.
  • 3122630309 | +1 312-263-0309 Illinois U.S.A.
  • 3122630310 | +1 312-263-0310 Illinois U.S.A.
  • 3122630311 | +1 312-263-0311 Illinois U.S.A.
  • 3122630312 | +1 312-263-0312 Illinois U.S.A.
  • 3122630313 | +1 312-263-0313 Illinois U.S.A.
  • 3122630314 | +1 312-263-0314 Illinois U.S.A.
  • 3122630315 | +1 312-263-0315 Illinois U.S.A.
  • 3122630316 | +1 312-263-0316 Illinois U.S.A.
  • 3122630317 | +1 312-263-0317 Illinois U.S.A.
  • 3122630318 | +1 312-263-0318 Illinois U.S.A.
  • 3122630319 | +1 312-263-0319 Illinois U.S.A.
  • 3122630320 | +1 312-263-0320 Illinois U.S.A.
  • 3122630321 | +1 312-263-0321 Illinois U.S.A.
  • 3122630322 | +1 312-263-0322 Illinois U.S.A.
  • 3122630323 | +1 312-263-0323 Illinois U.S.A.
  • 3122630324 | +1 312-263-0324 Illinois U.S.A.
  • 3122630325 | +1 312-263-0325 Illinois U.S.A.
  • 3122630326 | +1 312-263-0326 Illinois U.S.A.
  • 3122630327 | +1 312-263-0327 Illinois U.S.A.
  • 3122630328 | +1 312-263-0328 Illinois U.S.A.
  • 3122630329 | +1 312-263-0329 Illinois U.S.A.
  • 3122630330 | +1 312-263-0330 Illinois U.S.A.
  • 3122630331 | +1 312-263-0331 Illinois U.S.A.
  • 3122630332 | +1 312-263-0332 Illinois U.S.A.
  • 3122630333 | +1 312-263-0333 Illinois U.S.A.
  • 3122630334 | +1 312-263-0334 Illinois U.S.A.
  • 3122630335 | +1 312-263-0335 Illinois U.S.A.
  • 3122630336 | +1 312-263-0336 Illinois U.S.A.
  • 3122630337 | +1 312-263-0337 Illinois U.S.A.
  • 3122630338 | +1 312-263-0338 Illinois U.S.A.
  • 3122630339 | +1 312-263-0339 Illinois U.S.A.
  • 3122630340 | +1 312-263-0340 Illinois U.S.A.
  • 3122630341 | +1 312-263-0341 Illinois U.S.A.
  • 3122630342 | +1 312-263-0342 Illinois U.S.A.
  • 3122630343 | +1 312-263-0343 Illinois U.S.A.
  • 3122630344 | +1 312-263-0344 Illinois U.S.A.
  • 3122630345 | +1 312-263-0345 Illinois U.S.A.
  • 3122630346 | +1 312-263-0346 Illinois U.S.A.
  • 3122630347 | +1 312-263-0347 Illinois U.S.A.
  • 3122630348 | +1 312-263-0348 Illinois U.S.A.
  • 3122630349 | +1 312-263-0349 Illinois U.S.A.
  • 3122630350 | +1 312-263-0350 Illinois U.S.A.
  • 3122630351 | +1 312-263-0351 Illinois U.S.A.
  • 3122630352 | +1 312-263-0352 Illinois U.S.A.
  • 3122630353 | +1 312-263-0353 Illinois U.S.A.
  • 3122630354 | +1 312-263-0354 Illinois U.S.A.
  • 3122630355 | +1 312-263-0355 Illinois U.S.A.
  • 3122630356 | +1 312-263-0356 Illinois U.S.A.
  • 3122630357 | +1 312-263-0357 Illinois U.S.A.
  • 3122630358 | +1 312-263-0358 Illinois U.S.A.
  • 3122630359 | +1 312-263-0359 Illinois U.S.A.
  • 3122630360 | +1 312-263-0360 Illinois U.S.A.
  • 3122630361 | +1 312-263-0361 Illinois U.S.A.
  • 3122630362 | +1 312-263-0362 Illinois U.S.A.
  • 3122630363 | +1 312-263-0363 Illinois U.S.A.
  • 3122630364 | +1 312-263-0364 Illinois U.S.A.
  • 3122630365 | +1 312-263-0365 Illinois U.S.A.
  • 3122630366 | +1 312-263-0366 Illinois U.S.A.
  • 3122630367 | +1 312-263-0367 Illinois U.S.A.
  • 3122630368 | +1 312-263-0368 Illinois U.S.A.
  • 3122630369 | +1 312-263-0369 Illinois U.S.A.
  • 3122630370 | +1 312-263-0370 Illinois U.S.A.
  • 3122630371 | +1 312-263-0371 Illinois U.S.A.
  • 3122630372 | +1 312-263-0372 Illinois U.S.A.
  • 3122630373 | +1 312-263-0373 Illinois U.S.A.
  • 3122630374 | +1 312-263-0374 Illinois U.S.A.
  • 3122630375 | +1 312-263-0375 Illinois U.S.A.
  • 3122630376 | +1 312-263-0376 Illinois U.S.A.
  • 3122630377 | +1 312-263-0377 Illinois U.S.A.
  • 3122630378 | +1 312-263-0378 Illinois U.S.A.
  • 3122630379 | +1 312-263-0379 Illinois U.S.A.
  • 3122630380 | +1 312-263-0380 Illinois U.S.A.
  • 3122630381 | +1 312-263-0381 Illinois U.S.A.
  • 3122630382 | +1 312-263-0382 Illinois U.S.A.
  • 3122630383 | +1 312-263-0383 Illinois U.S.A.
  • 3122630384 | +1 312-263-0384 Illinois U.S.A.
  • 3122630385 | +1 312-263-0385 Illinois U.S.A.
  • 3122630386 | +1 312-263-0386 Illinois U.S.A.
  • 3122630387 | +1 312-263-0387 Illinois U.S.A.
  • 3122630388 | +1 312-263-0388 Illinois U.S.A.
  • 3122630389 | +1 312-263-0389 Illinois U.S.A.
  • 3122630390 | +1 312-263-0390 Illinois U.S.A.
  • 3122630391 | +1 312-263-0391 Illinois U.S.A.
  • 3122630392 | +1 312-263-0392 Illinois U.S.A.
  • 3122630393 | +1 312-263-0393 Illinois U.S.A.
  • 3122630394 | +1 312-263-0394 Illinois U.S.A.
  • 3122630395 | +1 312-263-0395 Illinois U.S.A.
  • 3122630396 | +1 312-263-0396 Illinois U.S.A.
  • 3122630397 | +1 312-263-0397 Illinois U.S.A.
  • 3122630398 | +1 312-263-0398 Illinois U.S.A.
  • 3122630399 | +1 312-263-0399 Illinois U.S.A.