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).

  • 3127550300 | +1 312-755-0300 Illinois U.S.A.
  • 3127550301 | +1 312-755-0301 Illinois U.S.A.
  • 3127550302 | +1 312-755-0302 Illinois U.S.A.
  • 3127550303 | +1 312-755-0303 Illinois U.S.A.
  • 3127550304 | +1 312-755-0304 Illinois U.S.A.
  • 3127550305 | +1 312-755-0305 Illinois U.S.A.
  • 3127550306 | +1 312-755-0306 Illinois U.S.A.
  • 3127550307 | +1 312-755-0307 Illinois U.S.A.
  • 3127550308 | +1 312-755-0308 Illinois U.S.A.
  • 3127550309 | +1 312-755-0309 Illinois U.S.A.
  • 3127550310 | +1 312-755-0310 Illinois U.S.A.
  • 3127550311 | +1 312-755-0311 Illinois U.S.A.
  • 3127550312 | +1 312-755-0312 Illinois U.S.A.
  • 3127550313 | +1 312-755-0313 Illinois U.S.A.
  • 3127550314 | +1 312-755-0314 Illinois U.S.A.
  • 3127550315 | +1 312-755-0315 Illinois U.S.A.
  • 3127550316 | +1 312-755-0316 Illinois U.S.A.
  • 3127550317 | +1 312-755-0317 Illinois U.S.A.
  • 3127550318 | +1 312-755-0318 Illinois U.S.A.
  • 3127550319 | +1 312-755-0319 Illinois U.S.A.
  • 3127550320 | +1 312-755-0320 Illinois U.S.A.
  • 3127550321 | +1 312-755-0321 Illinois U.S.A.
  • 3127550322 | +1 312-755-0322 Illinois U.S.A.
  • 3127550323 | +1 312-755-0323 Illinois U.S.A.
  • 3127550324 | +1 312-755-0324 Illinois U.S.A.
  • 3127550325 | +1 312-755-0325 Illinois U.S.A.
  • 3127550326 | +1 312-755-0326 Illinois U.S.A.
  • 3127550327 | +1 312-755-0327 Illinois U.S.A.
  • 3127550328 | +1 312-755-0328 Illinois U.S.A.
  • 3127550329 | +1 312-755-0329 Illinois U.S.A.
  • 3127550330 | +1 312-755-0330 Illinois U.S.A.
  • 3127550331 | +1 312-755-0331 Illinois U.S.A.
  • 3127550332 | +1 312-755-0332 Illinois U.S.A.
  • 3127550333 | +1 312-755-0333 Illinois U.S.A.
  • 3127550334 | +1 312-755-0334 Illinois U.S.A.
  • 3127550335 | +1 312-755-0335 Illinois U.S.A.
  • 3127550336 | +1 312-755-0336 Illinois U.S.A.
  • 3127550337 | +1 312-755-0337 Illinois U.S.A.
  • 3127550338 | +1 312-755-0338 Illinois U.S.A.
  • 3127550339 | +1 312-755-0339 Illinois U.S.A.
  • 3127550340 | +1 312-755-0340 Illinois U.S.A.
  • 3127550341 | +1 312-755-0341 Illinois U.S.A.
  • 3127550342 | +1 312-755-0342 Illinois U.S.A.
  • 3127550343 | +1 312-755-0343 Illinois U.S.A.
  • 3127550344 | +1 312-755-0344 Illinois U.S.A.
  • 3127550345 | +1 312-755-0345 Illinois U.S.A.
  • 3127550346 | +1 312-755-0346 Illinois U.S.A.
  • 3127550347 | +1 312-755-0347 Illinois U.S.A.
  • 3127550348 | +1 312-755-0348 Illinois U.S.A.
  • 3127550349 | +1 312-755-0349 Illinois U.S.A.
  • 3127550350 | +1 312-755-0350 Illinois U.S.A.
  • 3127550351 | +1 312-755-0351 Illinois U.S.A.
  • 3127550352 | +1 312-755-0352 Illinois U.S.A.
  • 3127550353 | +1 312-755-0353 Illinois U.S.A.
  • 3127550354 | +1 312-755-0354 Illinois U.S.A.
  • 3127550355 | +1 312-755-0355 Illinois U.S.A.
  • 3127550356 | +1 312-755-0356 Illinois U.S.A.
  • 3127550357 | +1 312-755-0357 Illinois U.S.A.
  • 3127550358 | +1 312-755-0358 Illinois U.S.A.
  • 3127550359 | +1 312-755-0359 Illinois U.S.A.
  • 3127550360 | +1 312-755-0360 Illinois U.S.A.
  • 3127550361 | +1 312-755-0361 Illinois U.S.A.
  • 3127550362 | +1 312-755-0362 Illinois U.S.A.
  • 3127550363 | +1 312-755-0363 Illinois U.S.A.
  • 3127550364 | +1 312-755-0364 Illinois U.S.A.
  • 3127550365 | +1 312-755-0365 Illinois U.S.A.
  • 3127550366 | +1 312-755-0366 Illinois U.S.A.
  • 3127550367 | +1 312-755-0367 Illinois U.S.A.
  • 3127550368 | +1 312-755-0368 Illinois U.S.A.
  • 3127550369 | +1 312-755-0369 Illinois U.S.A.
  • 3127550370 | +1 312-755-0370 Illinois U.S.A.
  • 3127550371 | +1 312-755-0371 Illinois U.S.A.
  • 3127550372 | +1 312-755-0372 Illinois U.S.A.
  • 3127550373 | +1 312-755-0373 Illinois U.S.A.
  • 3127550374 | +1 312-755-0374 Illinois U.S.A.
  • 3127550375 | +1 312-755-0375 Illinois U.S.A.
  • 3127550376 | +1 312-755-0376 Illinois U.S.A.
  • 3127550377 | +1 312-755-0377 Illinois U.S.A.
  • 3127550378 | +1 312-755-0378 Illinois U.S.A.
  • 3127550379 | +1 312-755-0379 Illinois U.S.A.
  • 3127550380 | +1 312-755-0380 Illinois U.S.A.
  • 3127550381 | +1 312-755-0381 Illinois U.S.A.
  • 3127550382 | +1 312-755-0382 Illinois U.S.A.
  • 3127550383 | +1 312-755-0383 Illinois U.S.A.
  • 3127550384 | +1 312-755-0384 Illinois U.S.A.
  • 3127550385 | +1 312-755-0385 Illinois U.S.A.
  • 3127550386 | +1 312-755-0386 Illinois U.S.A.
  • 3127550387 | +1 312-755-0387 Illinois U.S.A.
  • 3127550388 | +1 312-755-0388 Illinois U.S.A.
  • 3127550389 | +1 312-755-0389 Illinois U.S.A.
  • 3127550390 | +1 312-755-0390 Illinois U.S.A.
  • 3127550391 | +1 312-755-0391 Illinois U.S.A.
  • 3127550392 | +1 312-755-0392 Illinois U.S.A.
  • 3127550393 | +1 312-755-0393 Illinois U.S.A.
  • 3127550394 | +1 312-755-0394 Illinois U.S.A.
  • 3127550395 | +1 312-755-0395 Illinois U.S.A.
  • 3127550396 | +1 312-755-0396 Illinois U.S.A.
  • 3127550397 | +1 312-755-0397 Illinois U.S.A.
  • 3127550398 | +1 312-755-0398 Illinois U.S.A.
  • 3127550399 | +1 312-755-0399 Illinois U.S.A.