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).

  • 3124723300 | +1 312-472-3300 Illinois U.S.A.
  • 3124723301 | +1 312-472-3301 Illinois U.S.A.
  • 3124723302 | +1 312-472-3302 Illinois U.S.A.
  • 3124723303 | +1 312-472-3303 Illinois U.S.A.
  • 3124723304 | +1 312-472-3304 Illinois U.S.A.
  • 3124723305 | +1 312-472-3305 Illinois U.S.A.
  • 3124723306 | +1 312-472-3306 Illinois U.S.A.
  • 3124723307 | +1 312-472-3307 Illinois U.S.A.
  • 3124723308 | +1 312-472-3308 Illinois U.S.A.
  • 3124723309 | +1 312-472-3309 Illinois U.S.A.
  • 3124723310 | +1 312-472-3310 Illinois U.S.A.
  • 3124723311 | +1 312-472-3311 Illinois U.S.A.
  • 3124723312 | +1 312-472-3312 Illinois U.S.A.
  • 3124723313 | +1 312-472-3313 Illinois U.S.A.
  • 3124723314 | +1 312-472-3314 Illinois U.S.A.
  • 3124723315 | +1 312-472-3315 Illinois U.S.A.
  • 3124723316 | +1 312-472-3316 Illinois U.S.A.
  • 3124723317 | +1 312-472-3317 Illinois U.S.A.
  • 3124723318 | +1 312-472-3318 Illinois U.S.A.
  • 3124723319 | +1 312-472-3319 Illinois U.S.A.
  • 3124723320 | +1 312-472-3320 Illinois U.S.A.
  • 3124723321 | +1 312-472-3321 Illinois U.S.A.
  • 3124723322 | +1 312-472-3322 Illinois U.S.A.
  • 3124723323 | +1 312-472-3323 Illinois U.S.A.
  • 3124723324 | +1 312-472-3324 Illinois U.S.A.
  • 3124723325 | +1 312-472-3325 Illinois U.S.A.
  • 3124723326 | +1 312-472-3326 Illinois U.S.A.
  • 3124723327 | +1 312-472-3327 Illinois U.S.A.
  • 3124723328 | +1 312-472-3328 Illinois U.S.A.
  • 3124723329 | +1 312-472-3329 Illinois U.S.A.
  • 3124723330 | +1 312-472-3330 Illinois U.S.A.
  • 3124723331 | +1 312-472-3331 Illinois U.S.A.
  • 3124723332 | +1 312-472-3332 Illinois U.S.A.
  • 3124723333 | +1 312-472-3333 Illinois U.S.A.
  • 3124723334 | +1 312-472-3334 Illinois U.S.A.
  • 3124723335 | +1 312-472-3335 Illinois U.S.A.
  • 3124723336 | +1 312-472-3336 Illinois U.S.A.
  • 3124723337 | +1 312-472-3337 Illinois U.S.A.
  • 3124723338 | +1 312-472-3338 Illinois U.S.A.
  • 3124723339 | +1 312-472-3339 Illinois U.S.A.
  • 3124723340 | +1 312-472-3340 Illinois U.S.A.
  • 3124723341 | +1 312-472-3341 Illinois U.S.A.
  • 3124723342 | +1 312-472-3342 Illinois U.S.A.
  • 3124723343 | +1 312-472-3343 Illinois U.S.A.
  • 3124723344 | +1 312-472-3344 Illinois U.S.A.
  • 3124723345 | +1 312-472-3345 Illinois U.S.A.
  • 3124723346 | +1 312-472-3346 Illinois U.S.A.
  • 3124723347 | +1 312-472-3347 Illinois U.S.A.
  • 3124723348 | +1 312-472-3348 Illinois U.S.A.
  • 3124723349 | +1 312-472-3349 Illinois U.S.A.
  • 3124723350 | +1 312-472-3350 Illinois U.S.A.
  • 3124723351 | +1 312-472-3351 Illinois U.S.A.
  • 3124723352 | +1 312-472-3352 Illinois U.S.A.
  • 3124723353 | +1 312-472-3353 Illinois U.S.A.
  • 3124723354 | +1 312-472-3354 Illinois U.S.A.
  • 3124723355 | +1 312-472-3355 Illinois U.S.A.
  • 3124723356 | +1 312-472-3356 Illinois U.S.A.
  • 3124723357 | +1 312-472-3357 Illinois U.S.A.
  • 3124723358 | +1 312-472-3358 Illinois U.S.A.
  • 3124723359 | +1 312-472-3359 Illinois U.S.A.
  • 3124723360 | +1 312-472-3360 Illinois U.S.A.
  • 3124723361 | +1 312-472-3361 Illinois U.S.A.
  • 3124723362 | +1 312-472-3362 Illinois U.S.A.
  • 3124723363 | +1 312-472-3363 Illinois U.S.A.
  • 3124723364 | +1 312-472-3364 Illinois U.S.A.
  • 3124723365 | +1 312-472-3365 Illinois U.S.A.
  • 3124723366 | +1 312-472-3366 Illinois U.S.A.
  • 3124723367 | +1 312-472-3367 Illinois U.S.A.
  • 3124723368 | +1 312-472-3368 Illinois U.S.A.
  • 3124723369 | +1 312-472-3369 Illinois U.S.A.
  • 3124723370 | +1 312-472-3370 Illinois U.S.A.
  • 3124723371 | +1 312-472-3371 Illinois U.S.A.
  • 3124723372 | +1 312-472-3372 Illinois U.S.A.
  • 3124723373 | +1 312-472-3373 Illinois U.S.A.
  • 3124723374 | +1 312-472-3374 Illinois U.S.A.
  • 3124723375 | +1 312-472-3375 Illinois U.S.A.
  • 3124723376 | +1 312-472-3376 Illinois U.S.A.
  • 3124723377 | +1 312-472-3377 Illinois U.S.A.
  • 3124723378 | +1 312-472-3378 Illinois U.S.A.
  • 3124723379 | +1 312-472-3379 Illinois U.S.A.
  • 3124723380 | +1 312-472-3380 Illinois U.S.A.
  • 3124723381 | +1 312-472-3381 Illinois U.S.A.
  • 3124723382 | +1 312-472-3382 Illinois U.S.A.
  • 3124723383 | +1 312-472-3383 Illinois U.S.A.
  • 3124723384 | +1 312-472-3384 Illinois U.S.A.
  • 3124723385 | +1 312-472-3385 Illinois U.S.A.
  • 3124723386 | +1 312-472-3386 Illinois U.S.A.
  • 3124723387 | +1 312-472-3387 Illinois U.S.A.
  • 3124723388 | +1 312-472-3388 Illinois U.S.A.
  • 3124723389 | +1 312-472-3389 Illinois U.S.A.
  • 3124723390 | +1 312-472-3390 Illinois U.S.A.
  • 3124723391 | +1 312-472-3391 Illinois U.S.A.
  • 3124723392 | +1 312-472-3392 Illinois U.S.A.
  • 3124723393 | +1 312-472-3393 Illinois U.S.A.
  • 3124723394 | +1 312-472-3394 Illinois U.S.A.
  • 3124723395 | +1 312-472-3395 Illinois U.S.A.
  • 3124723396 | +1 312-472-3396 Illinois U.S.A.
  • 3124723397 | +1 312-472-3397 Illinois U.S.A.
  • 3124723398 | +1 312-472-3398 Illinois U.S.A.
  • 3124723399 | +1 312-472-3399 Illinois U.S.A.