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).

  • 3122843300 | +1 312-284-3300 Illinois U.S.A.
  • 3122843301 | +1 312-284-3301 Illinois U.S.A.
  • 3122843302 | +1 312-284-3302 Illinois U.S.A.
  • 3122843303 | +1 312-284-3303 Illinois U.S.A.
  • 3122843304 | +1 312-284-3304 Illinois U.S.A.
  • 3122843305 | +1 312-284-3305 Illinois U.S.A.
  • 3122843306 | +1 312-284-3306 Illinois U.S.A.
  • 3122843307 | +1 312-284-3307 Illinois U.S.A.
  • 3122843308 | +1 312-284-3308 Illinois U.S.A.
  • 3122843309 | +1 312-284-3309 Illinois U.S.A.
  • 3122843310 | +1 312-284-3310 Illinois U.S.A.
  • 3122843311 | +1 312-284-3311 Illinois U.S.A.
  • 3122843312 | +1 312-284-3312 Illinois U.S.A.
  • 3122843313 | +1 312-284-3313 Illinois U.S.A.
  • 3122843314 | +1 312-284-3314 Illinois U.S.A.
  • 3122843315 | +1 312-284-3315 Illinois U.S.A.
  • 3122843316 | +1 312-284-3316 Illinois U.S.A.
  • 3122843317 | +1 312-284-3317 Illinois U.S.A.
  • 3122843318 | +1 312-284-3318 Illinois U.S.A.
  • 3122843319 | +1 312-284-3319 Illinois U.S.A.
  • 3122843320 | +1 312-284-3320 Illinois U.S.A.
  • 3122843321 | +1 312-284-3321 Illinois U.S.A.
  • 3122843322 | +1 312-284-3322 Illinois U.S.A.
  • 3122843323 | +1 312-284-3323 Illinois U.S.A.
  • 3122843324 | +1 312-284-3324 Illinois U.S.A.
  • 3122843325 | +1 312-284-3325 Illinois U.S.A.
  • 3122843326 | +1 312-284-3326 Illinois U.S.A.
  • 3122843327 | +1 312-284-3327 Illinois U.S.A.
  • 3122843328 | +1 312-284-3328 Illinois U.S.A.
  • 3122843329 | +1 312-284-3329 Illinois U.S.A.
  • 3122843330 | +1 312-284-3330 Illinois U.S.A.
  • 3122843331 | +1 312-284-3331 Illinois U.S.A.
  • 3122843332 | +1 312-284-3332 Illinois U.S.A.
  • 3122843333 | +1 312-284-3333 Illinois U.S.A.
  • 3122843334 | +1 312-284-3334 Illinois U.S.A.
  • 3122843335 | +1 312-284-3335 Illinois U.S.A.
  • 3122843336 | +1 312-284-3336 Illinois U.S.A.
  • 3122843337 | +1 312-284-3337 Illinois U.S.A.
  • 3122843338 | +1 312-284-3338 Illinois U.S.A.
  • 3122843339 | +1 312-284-3339 Illinois U.S.A.
  • 3122843340 | +1 312-284-3340 Illinois U.S.A.
  • 3122843341 | +1 312-284-3341 Illinois U.S.A.
  • 3122843342 | +1 312-284-3342 Illinois U.S.A.
  • 3122843343 | +1 312-284-3343 Illinois U.S.A.
  • 3122843344 | +1 312-284-3344 Illinois U.S.A.
  • 3122843345 | +1 312-284-3345 Illinois U.S.A.
  • 3122843346 | +1 312-284-3346 Illinois U.S.A.
  • 3122843347 | +1 312-284-3347 Illinois U.S.A.
  • 3122843348 | +1 312-284-3348 Illinois U.S.A.
  • 3122843349 | +1 312-284-3349 Illinois U.S.A.
  • 3122843350 | +1 312-284-3350 Illinois U.S.A.
  • 3122843351 | +1 312-284-3351 Illinois U.S.A.
  • 3122843352 | +1 312-284-3352 Illinois U.S.A.
  • 3122843353 | +1 312-284-3353 Illinois U.S.A.
  • 3122843354 | +1 312-284-3354 Illinois U.S.A.
  • 3122843355 | +1 312-284-3355 Illinois U.S.A.
  • 3122843356 | +1 312-284-3356 Illinois U.S.A.
  • 3122843357 | +1 312-284-3357 Illinois U.S.A.
  • 3122843358 | +1 312-284-3358 Illinois U.S.A.
  • 3122843359 | +1 312-284-3359 Illinois U.S.A.
  • 3122843360 | +1 312-284-3360 Illinois U.S.A.
  • 3122843361 | +1 312-284-3361 Illinois U.S.A.
  • 3122843362 | +1 312-284-3362 Illinois U.S.A.
  • 3122843363 | +1 312-284-3363 Illinois U.S.A.
  • 3122843364 | +1 312-284-3364 Illinois U.S.A.
  • 3122843365 | +1 312-284-3365 Illinois U.S.A.
  • 3122843366 | +1 312-284-3366 Illinois U.S.A.
  • 3122843367 | +1 312-284-3367 Illinois U.S.A.
  • 3122843368 | +1 312-284-3368 Illinois U.S.A.
  • 3122843369 | +1 312-284-3369 Illinois U.S.A.
  • 3122843370 | +1 312-284-3370 Illinois U.S.A.
  • 3122843371 | +1 312-284-3371 Illinois U.S.A.
  • 3122843372 | +1 312-284-3372 Illinois U.S.A.
  • 3122843373 | +1 312-284-3373 Illinois U.S.A.
  • 3122843374 | +1 312-284-3374 Illinois U.S.A.
  • 3122843375 | +1 312-284-3375 Illinois U.S.A.
  • 3122843376 | +1 312-284-3376 Illinois U.S.A.
  • 3122843377 | +1 312-284-3377 Illinois U.S.A.
  • 3122843378 | +1 312-284-3378 Illinois U.S.A.
  • 3122843379 | +1 312-284-3379 Illinois U.S.A.
  • 3122843380 | +1 312-284-3380 Illinois U.S.A.
  • 3122843381 | +1 312-284-3381 Illinois U.S.A.
  • 3122843382 | +1 312-284-3382 Illinois U.S.A.
  • 3122843383 | +1 312-284-3383 Illinois U.S.A.
  • 3122843384 | +1 312-284-3384 Illinois U.S.A.
  • 3122843385 | +1 312-284-3385 Illinois U.S.A.
  • 3122843386 | +1 312-284-3386 Illinois U.S.A.
  • 3122843387 | +1 312-284-3387 Illinois U.S.A.
  • 3122843388 | +1 312-284-3388 Illinois U.S.A.
  • 3122843389 | +1 312-284-3389 Illinois U.S.A.
  • 3122843390 | +1 312-284-3390 Illinois U.S.A.
  • 3122843391 | +1 312-284-3391 Illinois U.S.A.
  • 3122843392 | +1 312-284-3392 Illinois U.S.A.
  • 3122843393 | +1 312-284-3393 Illinois U.S.A.
  • 3122843394 | +1 312-284-3394 Illinois U.S.A.
  • 3122843395 | +1 312-284-3395 Illinois U.S.A.
  • 3122843396 | +1 312-284-3396 Illinois U.S.A.
  • 3122843397 | +1 312-284-3397 Illinois U.S.A.
  • 3122843398 | +1 312-284-3398 Illinois U.S.A.
  • 3122843399 | +1 312-284-3399 Illinois U.S.A.