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).

  • 3124790300 | +1 312-479-0300 Illinois U.S.A.
  • 3124790301 | +1 312-479-0301 Illinois U.S.A.
  • 3124790302 | +1 312-479-0302 Illinois U.S.A.
  • 3124790303 | +1 312-479-0303 Illinois U.S.A.
  • 3124790304 | +1 312-479-0304 Illinois U.S.A.
  • 3124790305 | +1 312-479-0305 Illinois U.S.A.
  • 3124790306 | +1 312-479-0306 Illinois U.S.A.
  • 3124790307 | +1 312-479-0307 Illinois U.S.A.
  • 3124790308 | +1 312-479-0308 Illinois U.S.A.
  • 3124790309 | +1 312-479-0309 Illinois U.S.A.
  • 3124790310 | +1 312-479-0310 Illinois U.S.A.
  • 3124790311 | +1 312-479-0311 Illinois U.S.A.
  • 3124790312 | +1 312-479-0312 Illinois U.S.A.
  • 3124790313 | +1 312-479-0313 Illinois U.S.A.
  • 3124790314 | +1 312-479-0314 Illinois U.S.A.
  • 3124790315 | +1 312-479-0315 Illinois U.S.A.
  • 3124790316 | +1 312-479-0316 Illinois U.S.A.
  • 3124790317 | +1 312-479-0317 Illinois U.S.A.
  • 3124790318 | +1 312-479-0318 Illinois U.S.A.
  • 3124790319 | +1 312-479-0319 Illinois U.S.A.
  • 3124790320 | +1 312-479-0320 Illinois U.S.A.
  • 3124790321 | +1 312-479-0321 Illinois U.S.A.
  • 3124790322 | +1 312-479-0322 Illinois U.S.A.
  • 3124790323 | +1 312-479-0323 Illinois U.S.A.
  • 3124790324 | +1 312-479-0324 Illinois U.S.A.
  • 3124790325 | +1 312-479-0325 Illinois U.S.A.
  • 3124790326 | +1 312-479-0326 Illinois U.S.A.
  • 3124790327 | +1 312-479-0327 Illinois U.S.A.
  • 3124790328 | +1 312-479-0328 Illinois U.S.A.
  • 3124790329 | +1 312-479-0329 Illinois U.S.A.
  • 3124790330 | +1 312-479-0330 Illinois U.S.A.
  • 3124790331 | +1 312-479-0331 Illinois U.S.A.
  • 3124790332 | +1 312-479-0332 Illinois U.S.A.
  • 3124790333 | +1 312-479-0333 Illinois U.S.A.
  • 3124790334 | +1 312-479-0334 Illinois U.S.A.
  • 3124790335 | +1 312-479-0335 Illinois U.S.A.
  • 3124790336 | +1 312-479-0336 Illinois U.S.A.
  • 3124790337 | +1 312-479-0337 Illinois U.S.A.
  • 3124790338 | +1 312-479-0338 Illinois U.S.A.
  • 3124790339 | +1 312-479-0339 Illinois U.S.A.
  • 3124790340 | +1 312-479-0340 Illinois U.S.A.
  • 3124790341 | +1 312-479-0341 Illinois U.S.A.
  • 3124790342 | +1 312-479-0342 Illinois U.S.A.
  • 3124790343 | +1 312-479-0343 Illinois U.S.A.
  • 3124790344 | +1 312-479-0344 Illinois U.S.A.
  • 3124790345 | +1 312-479-0345 Illinois U.S.A.
  • 3124790346 | +1 312-479-0346 Illinois U.S.A.
  • 3124790347 | +1 312-479-0347 Illinois U.S.A.
  • 3124790348 | +1 312-479-0348 Illinois U.S.A.
  • 3124790349 | +1 312-479-0349 Illinois U.S.A.
  • 3124790350 | +1 312-479-0350 Illinois U.S.A.
  • 3124790351 | +1 312-479-0351 Illinois U.S.A.
  • 3124790352 | +1 312-479-0352 Illinois U.S.A.
  • 3124790353 | +1 312-479-0353 Illinois U.S.A.
  • 3124790354 | +1 312-479-0354 Illinois U.S.A.
  • 3124790355 | +1 312-479-0355 Illinois U.S.A.
  • 3124790356 | +1 312-479-0356 Illinois U.S.A.
  • 3124790357 | +1 312-479-0357 Illinois U.S.A.
  • 3124790358 | +1 312-479-0358 Illinois U.S.A.
  • 3124790359 | +1 312-479-0359 Illinois U.S.A.
  • 3124790360 | +1 312-479-0360 Illinois U.S.A.
  • 3124790361 | +1 312-479-0361 Illinois U.S.A.
  • 3124790362 | +1 312-479-0362 Illinois U.S.A.
  • 3124790363 | +1 312-479-0363 Illinois U.S.A.
  • 3124790364 | +1 312-479-0364 Illinois U.S.A.
  • 3124790365 | +1 312-479-0365 Illinois U.S.A.
  • 3124790366 | +1 312-479-0366 Illinois U.S.A.
  • 3124790367 | +1 312-479-0367 Illinois U.S.A.
  • 3124790368 | +1 312-479-0368 Illinois U.S.A.
  • 3124790369 | +1 312-479-0369 Illinois U.S.A.
  • 3124790370 | +1 312-479-0370 Illinois U.S.A.
  • 3124790371 | +1 312-479-0371 Illinois U.S.A.
  • 3124790372 | +1 312-479-0372 Illinois U.S.A.
  • 3124790373 | +1 312-479-0373 Illinois U.S.A.
  • 3124790374 | +1 312-479-0374 Illinois U.S.A.
  • 3124790375 | +1 312-479-0375 Illinois U.S.A.
  • 3124790376 | +1 312-479-0376 Illinois U.S.A.
  • 3124790377 | +1 312-479-0377 Illinois U.S.A.
  • 3124790378 | +1 312-479-0378 Illinois U.S.A.
  • 3124790379 | +1 312-479-0379 Illinois U.S.A.
  • 3124790380 | +1 312-479-0380 Illinois U.S.A.
  • 3124790381 | +1 312-479-0381 Illinois U.S.A.
  • 3124790382 | +1 312-479-0382 Illinois U.S.A.
  • 3124790383 | +1 312-479-0383 Illinois U.S.A.
  • 3124790384 | +1 312-479-0384 Illinois U.S.A.
  • 3124790385 | +1 312-479-0385 Illinois U.S.A.
  • 3124790386 | +1 312-479-0386 Illinois U.S.A.
  • 3124790387 | +1 312-479-0387 Illinois U.S.A.
  • 3124790388 | +1 312-479-0388 Illinois U.S.A.
  • 3124790389 | +1 312-479-0389 Illinois U.S.A.
  • 3124790390 | +1 312-479-0390 Illinois U.S.A.
  • 3124790391 | +1 312-479-0391 Illinois U.S.A.
  • 3124790392 | +1 312-479-0392 Illinois U.S.A.
  • 3124790393 | +1 312-479-0393 Illinois U.S.A.
  • 3124790394 | +1 312-479-0394 Illinois U.S.A.
  • 3124790395 | +1 312-479-0395 Illinois U.S.A.
  • 3124790396 | +1 312-479-0396 Illinois U.S.A.
  • 3124790397 | +1 312-479-0397 Illinois U.S.A.
  • 3124790398 | +1 312-479-0398 Illinois U.S.A.
  • 3124790399 | +1 312-479-0399 Illinois U.S.A.