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).

  • 3124720300 | +1 312-472-0300 Illinois U.S.A.
  • 3124720301 | +1 312-472-0301 Illinois U.S.A.
  • 3124720302 | +1 312-472-0302 Illinois U.S.A.
  • 3124720303 | +1 312-472-0303 Illinois U.S.A.
  • 3124720304 | +1 312-472-0304 Illinois U.S.A.
  • 3124720305 | +1 312-472-0305 Illinois U.S.A.
  • 3124720306 | +1 312-472-0306 Illinois U.S.A.
  • 3124720307 | +1 312-472-0307 Illinois U.S.A.
  • 3124720308 | +1 312-472-0308 Illinois U.S.A.
  • 3124720309 | +1 312-472-0309 Illinois U.S.A.
  • 3124720310 | +1 312-472-0310 Illinois U.S.A.
  • 3124720311 | +1 312-472-0311 Illinois U.S.A.
  • 3124720312 | +1 312-472-0312 Illinois U.S.A.
  • 3124720313 | +1 312-472-0313 Illinois U.S.A.
  • 3124720314 | +1 312-472-0314 Illinois U.S.A.
  • 3124720315 | +1 312-472-0315 Illinois U.S.A.
  • 3124720316 | +1 312-472-0316 Illinois U.S.A.
  • 3124720317 | +1 312-472-0317 Illinois U.S.A.
  • 3124720318 | +1 312-472-0318 Illinois U.S.A.
  • 3124720319 | +1 312-472-0319 Illinois U.S.A.
  • 3124720320 | +1 312-472-0320 Illinois U.S.A.
  • 3124720321 | +1 312-472-0321 Illinois U.S.A.
  • 3124720322 | +1 312-472-0322 Illinois U.S.A.
  • 3124720323 | +1 312-472-0323 Illinois U.S.A.
  • 3124720324 | +1 312-472-0324 Illinois U.S.A.
  • 3124720325 | +1 312-472-0325 Illinois U.S.A.
  • 3124720326 | +1 312-472-0326 Illinois U.S.A.
  • 3124720327 | +1 312-472-0327 Illinois U.S.A.
  • 3124720328 | +1 312-472-0328 Illinois U.S.A.
  • 3124720329 | +1 312-472-0329 Illinois U.S.A.
  • 3124720330 | +1 312-472-0330 Illinois U.S.A.
  • 3124720331 | +1 312-472-0331 Illinois U.S.A.
  • 3124720332 | +1 312-472-0332 Illinois U.S.A.
  • 3124720333 | +1 312-472-0333 Illinois U.S.A.
  • 3124720334 | +1 312-472-0334 Illinois U.S.A.
  • 3124720335 | +1 312-472-0335 Illinois U.S.A.
  • 3124720336 | +1 312-472-0336 Illinois U.S.A.
  • 3124720337 | +1 312-472-0337 Illinois U.S.A.
  • 3124720338 | +1 312-472-0338 Illinois U.S.A.
  • 3124720339 | +1 312-472-0339 Illinois U.S.A.
  • 3124720340 | +1 312-472-0340 Illinois U.S.A.
  • 3124720341 | +1 312-472-0341 Illinois U.S.A.
  • 3124720342 | +1 312-472-0342 Illinois U.S.A.
  • 3124720343 | +1 312-472-0343 Illinois U.S.A.
  • 3124720344 | +1 312-472-0344 Illinois U.S.A.
  • 3124720345 | +1 312-472-0345 Illinois U.S.A.
  • 3124720346 | +1 312-472-0346 Illinois U.S.A.
  • 3124720347 | +1 312-472-0347 Illinois U.S.A.
  • 3124720348 | +1 312-472-0348 Illinois U.S.A.
  • 3124720349 | +1 312-472-0349 Illinois U.S.A.
  • 3124720350 | +1 312-472-0350 Illinois U.S.A.
  • 3124720351 | +1 312-472-0351 Illinois U.S.A.
  • 3124720352 | +1 312-472-0352 Illinois U.S.A.
  • 3124720353 | +1 312-472-0353 Illinois U.S.A.
  • 3124720354 | +1 312-472-0354 Illinois U.S.A.
  • 3124720355 | +1 312-472-0355 Illinois U.S.A.
  • 3124720356 | +1 312-472-0356 Illinois U.S.A.
  • 3124720357 | +1 312-472-0357 Illinois U.S.A.
  • 3124720358 | +1 312-472-0358 Illinois U.S.A.
  • 3124720359 | +1 312-472-0359 Illinois U.S.A.
  • 3124720360 | +1 312-472-0360 Illinois U.S.A.
  • 3124720361 | +1 312-472-0361 Illinois U.S.A.
  • 3124720362 | +1 312-472-0362 Illinois U.S.A.
  • 3124720363 | +1 312-472-0363 Illinois U.S.A.
  • 3124720364 | +1 312-472-0364 Illinois U.S.A.
  • 3124720365 | +1 312-472-0365 Illinois U.S.A.
  • 3124720366 | +1 312-472-0366 Illinois U.S.A.
  • 3124720367 | +1 312-472-0367 Illinois U.S.A.
  • 3124720368 | +1 312-472-0368 Illinois U.S.A.
  • 3124720369 | +1 312-472-0369 Illinois U.S.A.
  • 3124720370 | +1 312-472-0370 Illinois U.S.A.
  • 3124720371 | +1 312-472-0371 Illinois U.S.A.
  • 3124720372 | +1 312-472-0372 Illinois U.S.A.
  • 3124720373 | +1 312-472-0373 Illinois U.S.A.
  • 3124720374 | +1 312-472-0374 Illinois U.S.A.
  • 3124720375 | +1 312-472-0375 Illinois U.S.A.
  • 3124720376 | +1 312-472-0376 Illinois U.S.A.
  • 3124720377 | +1 312-472-0377 Illinois U.S.A.
  • 3124720378 | +1 312-472-0378 Illinois U.S.A.
  • 3124720379 | +1 312-472-0379 Illinois U.S.A.
  • 3124720380 | +1 312-472-0380 Illinois U.S.A.
  • 3124720381 | +1 312-472-0381 Illinois U.S.A.
  • 3124720382 | +1 312-472-0382 Illinois U.S.A.
  • 3124720383 | +1 312-472-0383 Illinois U.S.A.
  • 3124720384 | +1 312-472-0384 Illinois U.S.A.
  • 3124720385 | +1 312-472-0385 Illinois U.S.A.
  • 3124720386 | +1 312-472-0386 Illinois U.S.A.
  • 3124720387 | +1 312-472-0387 Illinois U.S.A.
  • 3124720388 | +1 312-472-0388 Illinois U.S.A.
  • 3124720389 | +1 312-472-0389 Illinois U.S.A.
  • 3124720390 | +1 312-472-0390 Illinois U.S.A.
  • 3124720391 | +1 312-472-0391 Illinois U.S.A.
  • 3124720392 | +1 312-472-0392 Illinois U.S.A.
  • 3124720393 | +1 312-472-0393 Illinois U.S.A.
  • 3124720394 | +1 312-472-0394 Illinois U.S.A.
  • 3124720395 | +1 312-472-0395 Illinois U.S.A.
  • 3124720396 | +1 312-472-0396 Illinois U.S.A.
  • 3124720397 | +1 312-472-0397 Illinois U.S.A.
  • 3124720398 | +1 312-472-0398 Illinois U.S.A.
  • 3124720399 | +1 312-472-0399 Illinois U.S.A.