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).

  • 3128610300 | +1 312-861-0300 Illinois U.S.A.
  • 3128610301 | +1 312-861-0301 Illinois U.S.A.
  • 3128610302 | +1 312-861-0302 Illinois U.S.A.
  • 3128610303 | +1 312-861-0303 Illinois U.S.A.
  • 3128610304 | +1 312-861-0304 Illinois U.S.A.
  • 3128610305 | +1 312-861-0305 Illinois U.S.A.
  • 3128610306 | +1 312-861-0306 Illinois U.S.A.
  • 3128610307 | +1 312-861-0307 Illinois U.S.A.
  • 3128610308 | +1 312-861-0308 Illinois U.S.A.
  • 3128610309 | +1 312-861-0309 Illinois U.S.A.
  • 3128610310 | +1 312-861-0310 Illinois U.S.A.
  • 3128610311 | +1 312-861-0311 Illinois U.S.A.
  • 3128610312 | +1 312-861-0312 Illinois U.S.A.
  • 3128610313 | +1 312-861-0313 Illinois U.S.A.
  • 3128610314 | +1 312-861-0314 Illinois U.S.A.
  • 3128610315 | +1 312-861-0315 Illinois U.S.A.
  • 3128610316 | +1 312-861-0316 Illinois U.S.A.
  • 3128610317 | +1 312-861-0317 Illinois U.S.A.
  • 3128610318 | +1 312-861-0318 Illinois U.S.A.
  • 3128610319 | +1 312-861-0319 Illinois U.S.A.
  • 3128610320 | +1 312-861-0320 Illinois U.S.A.
  • 3128610321 | +1 312-861-0321 Illinois U.S.A.
  • 3128610322 | +1 312-861-0322 Illinois U.S.A.
  • 3128610323 | +1 312-861-0323 Illinois U.S.A.
  • 3128610324 | +1 312-861-0324 Illinois U.S.A.
  • 3128610325 | +1 312-861-0325 Illinois U.S.A.
  • 3128610326 | +1 312-861-0326 Illinois U.S.A.
  • 3128610327 | +1 312-861-0327 Illinois U.S.A.
  • 3128610328 | +1 312-861-0328 Illinois U.S.A.
  • 3128610329 | +1 312-861-0329 Illinois U.S.A.
  • 3128610330 | +1 312-861-0330 Illinois U.S.A.
  • 3128610331 | +1 312-861-0331 Illinois U.S.A.
  • 3128610332 | +1 312-861-0332 Illinois U.S.A.
  • 3128610333 | +1 312-861-0333 Illinois U.S.A.
  • 3128610334 | +1 312-861-0334 Illinois U.S.A.
  • 3128610335 | +1 312-861-0335 Illinois U.S.A.
  • 3128610336 | +1 312-861-0336 Illinois U.S.A.
  • 3128610337 | +1 312-861-0337 Illinois U.S.A.
  • 3128610338 | +1 312-861-0338 Illinois U.S.A.
  • 3128610339 | +1 312-861-0339 Illinois U.S.A.
  • 3128610340 | +1 312-861-0340 Illinois U.S.A.
  • 3128610341 | +1 312-861-0341 Illinois U.S.A.
  • 3128610342 | +1 312-861-0342 Illinois U.S.A.
  • 3128610343 | +1 312-861-0343 Illinois U.S.A.
  • 3128610344 | +1 312-861-0344 Illinois U.S.A.
  • 3128610345 | +1 312-861-0345 Illinois U.S.A.
  • 3128610346 | +1 312-861-0346 Illinois U.S.A.
  • 3128610347 | +1 312-861-0347 Illinois U.S.A.
  • 3128610348 | +1 312-861-0348 Illinois U.S.A.
  • 3128610349 | +1 312-861-0349 Illinois U.S.A.
  • 3128610350 | +1 312-861-0350 Illinois U.S.A.
  • 3128610351 | +1 312-861-0351 Illinois U.S.A.
  • 3128610352 | +1 312-861-0352 Illinois U.S.A.
  • 3128610353 | +1 312-861-0353 Illinois U.S.A.
  • 3128610354 | +1 312-861-0354 Illinois U.S.A.
  • 3128610355 | +1 312-861-0355 Illinois U.S.A.
  • 3128610356 | +1 312-861-0356 Illinois U.S.A.
  • 3128610357 | +1 312-861-0357 Illinois U.S.A.
  • 3128610358 | +1 312-861-0358 Illinois U.S.A.
  • 3128610359 | +1 312-861-0359 Illinois U.S.A.
  • 3128610360 | +1 312-861-0360 Illinois U.S.A.
  • 3128610361 | +1 312-861-0361 Illinois U.S.A.
  • 3128610362 | +1 312-861-0362 Illinois U.S.A.
  • 3128610363 | +1 312-861-0363 Illinois U.S.A.
  • 3128610364 | +1 312-861-0364 Illinois U.S.A.
  • 3128610365 | +1 312-861-0365 Illinois U.S.A.
  • 3128610366 | +1 312-861-0366 Illinois U.S.A.
  • 3128610367 | +1 312-861-0367 Illinois U.S.A.
  • 3128610368 | +1 312-861-0368 Illinois U.S.A.
  • 3128610369 | +1 312-861-0369 Illinois U.S.A.
  • 3128610370 | +1 312-861-0370 Illinois U.S.A.
  • 3128610371 | +1 312-861-0371 Illinois U.S.A.
  • 3128610372 | +1 312-861-0372 Illinois U.S.A.
  • 3128610373 | +1 312-861-0373 Illinois U.S.A.
  • 3128610374 | +1 312-861-0374 Illinois U.S.A.
  • 3128610375 | +1 312-861-0375 Illinois U.S.A.
  • 3128610376 | +1 312-861-0376 Illinois U.S.A.
  • 3128610377 | +1 312-861-0377 Illinois U.S.A.
  • 3128610378 | +1 312-861-0378 Illinois U.S.A.
  • 3128610379 | +1 312-861-0379 Illinois U.S.A.
  • 3128610380 | +1 312-861-0380 Illinois U.S.A.
  • 3128610381 | +1 312-861-0381 Illinois U.S.A.
  • 3128610382 | +1 312-861-0382 Illinois U.S.A.
  • 3128610383 | +1 312-861-0383 Illinois U.S.A.
  • 3128610384 | +1 312-861-0384 Illinois U.S.A.
  • 3128610385 | +1 312-861-0385 Illinois U.S.A.
  • 3128610386 | +1 312-861-0386 Illinois U.S.A.
  • 3128610387 | +1 312-861-0387 Illinois U.S.A.
  • 3128610388 | +1 312-861-0388 Illinois U.S.A.
  • 3128610389 | +1 312-861-0389 Illinois U.S.A.
  • 3128610390 | +1 312-861-0390 Illinois U.S.A.
  • 3128610391 | +1 312-861-0391 Illinois U.S.A.
  • 3128610392 | +1 312-861-0392 Illinois U.S.A.
  • 3128610393 | +1 312-861-0393 Illinois U.S.A.
  • 3128610394 | +1 312-861-0394 Illinois U.S.A.
  • 3128610395 | +1 312-861-0395 Illinois U.S.A.
  • 3128610396 | +1 312-861-0396 Illinois U.S.A.
  • 3128610397 | +1 312-861-0397 Illinois U.S.A.
  • 3128610398 | +1 312-861-0398 Illinois U.S.A.
  • 3128610399 | +1 312-861-0399 Illinois U.S.A.