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).

  • 3129516300 | +1 312-951-6300 Illinois U.S.A.
  • 3129516301 | +1 312-951-6301 Illinois U.S.A.
  • 3129516302 | +1 312-951-6302 Illinois U.S.A.
  • 3129516303 | +1 312-951-6303 Illinois U.S.A.
  • 3129516304 | +1 312-951-6304 Illinois U.S.A.
  • 3129516305 | +1 312-951-6305 Illinois U.S.A.
  • 3129516306 | +1 312-951-6306 Illinois U.S.A.
  • 3129516307 | +1 312-951-6307 Illinois U.S.A.
  • 3129516308 | +1 312-951-6308 Illinois U.S.A.
  • 3129516309 | +1 312-951-6309 Illinois U.S.A.
  • 3129516310 | +1 312-951-6310 Illinois U.S.A.
  • 3129516311 | +1 312-951-6311 Illinois U.S.A.
  • 3129516312 | +1 312-951-6312 Illinois U.S.A.
  • 3129516313 | +1 312-951-6313 Illinois U.S.A.
  • 3129516314 | +1 312-951-6314 Illinois U.S.A.
  • 3129516315 | +1 312-951-6315 Illinois U.S.A.
  • 3129516316 | +1 312-951-6316 Illinois U.S.A.
  • 3129516317 | +1 312-951-6317 Illinois U.S.A.
  • 3129516318 | +1 312-951-6318 Illinois U.S.A.
  • 3129516319 | +1 312-951-6319 Illinois U.S.A.
  • 3129516320 | +1 312-951-6320 Illinois U.S.A.
  • 3129516321 | +1 312-951-6321 Illinois U.S.A.
  • 3129516322 | +1 312-951-6322 Illinois U.S.A.
  • 3129516323 | +1 312-951-6323 Illinois U.S.A.
  • 3129516324 | +1 312-951-6324 Illinois U.S.A.
  • 3129516325 | +1 312-951-6325 Illinois U.S.A.
  • 3129516326 | +1 312-951-6326 Illinois U.S.A.
  • 3129516327 | +1 312-951-6327 Illinois U.S.A.
  • 3129516328 | +1 312-951-6328 Illinois U.S.A.
  • 3129516329 | +1 312-951-6329 Illinois U.S.A.
  • 3129516330 | +1 312-951-6330 Illinois U.S.A.
  • 3129516331 | +1 312-951-6331 Illinois U.S.A.
  • 3129516332 | +1 312-951-6332 Illinois U.S.A.
  • 3129516333 | +1 312-951-6333 Illinois U.S.A.
  • 3129516334 | +1 312-951-6334 Illinois U.S.A.
  • 3129516335 | +1 312-951-6335 Illinois U.S.A.
  • 3129516336 | +1 312-951-6336 Illinois U.S.A.
  • 3129516337 | +1 312-951-6337 Illinois U.S.A.
  • 3129516338 | +1 312-951-6338 Illinois U.S.A.
  • 3129516339 | +1 312-951-6339 Illinois U.S.A.
  • 3129516340 | +1 312-951-6340 Illinois U.S.A.
  • 3129516341 | +1 312-951-6341 Illinois U.S.A.
  • 3129516342 | +1 312-951-6342 Illinois U.S.A.
  • 3129516343 | +1 312-951-6343 Illinois U.S.A.
  • 3129516344 | +1 312-951-6344 Illinois U.S.A.
  • 3129516345 | +1 312-951-6345 Illinois U.S.A.
  • 3129516346 | +1 312-951-6346 Illinois U.S.A.
  • 3129516347 | +1 312-951-6347 Illinois U.S.A.
  • 3129516348 | +1 312-951-6348 Illinois U.S.A.
  • 3129516349 | +1 312-951-6349 Illinois U.S.A.
  • 3129516350 | +1 312-951-6350 Illinois U.S.A.
  • 3129516351 | +1 312-951-6351 Illinois U.S.A.
  • 3129516352 | +1 312-951-6352 Illinois U.S.A.
  • 3129516353 | +1 312-951-6353 Illinois U.S.A.
  • 3129516354 | +1 312-951-6354 Illinois U.S.A.
  • 3129516355 | +1 312-951-6355 Illinois U.S.A.
  • 3129516356 | +1 312-951-6356 Illinois U.S.A.
  • 3129516357 | +1 312-951-6357 Illinois U.S.A.
  • 3129516358 | +1 312-951-6358 Illinois U.S.A.
  • 3129516359 | +1 312-951-6359 Illinois U.S.A.
  • 3129516360 | +1 312-951-6360 Illinois U.S.A.
  • 3129516361 | +1 312-951-6361 Illinois U.S.A.
  • 3129516362 | +1 312-951-6362 Illinois U.S.A.
  • 3129516363 | +1 312-951-6363 Illinois U.S.A.
  • 3129516364 | +1 312-951-6364 Illinois U.S.A.
  • 3129516365 | +1 312-951-6365 Illinois U.S.A.
  • 3129516366 | +1 312-951-6366 Illinois U.S.A.
  • 3129516367 | +1 312-951-6367 Illinois U.S.A.
  • 3129516368 | +1 312-951-6368 Illinois U.S.A.
  • 3129516369 | +1 312-951-6369 Illinois U.S.A.
  • 3129516370 | +1 312-951-6370 Illinois U.S.A.
  • 3129516371 | +1 312-951-6371 Illinois U.S.A.
  • 3129516372 | +1 312-951-6372 Illinois U.S.A.
  • 3129516373 | +1 312-951-6373 Illinois U.S.A.
  • 3129516374 | +1 312-951-6374 Illinois U.S.A.
  • 3129516375 | +1 312-951-6375 Illinois U.S.A.
  • 3129516376 | +1 312-951-6376 Illinois U.S.A.
  • 3129516377 | +1 312-951-6377 Illinois U.S.A.
  • 3129516378 | +1 312-951-6378 Illinois U.S.A.
  • 3129516379 | +1 312-951-6379 Illinois U.S.A.
  • 3129516380 | +1 312-951-6380 Illinois U.S.A.
  • 3129516381 | +1 312-951-6381 Illinois U.S.A.
  • 3129516382 | +1 312-951-6382 Illinois U.S.A.
  • 3129516383 | +1 312-951-6383 Illinois U.S.A.
  • 3129516384 | +1 312-951-6384 Illinois U.S.A.
  • 3129516385 | +1 312-951-6385 Illinois U.S.A.
  • 3129516386 | +1 312-951-6386 Illinois U.S.A.
  • 3129516387 | +1 312-951-6387 Illinois U.S.A.
  • 3129516388 | +1 312-951-6388 Illinois U.S.A.
  • 3129516389 | +1 312-951-6389 Illinois U.S.A.
  • 3129516390 | +1 312-951-6390 Illinois U.S.A.
  • 3129516391 | +1 312-951-6391 Illinois U.S.A.
  • 3129516392 | +1 312-951-6392 Illinois U.S.A.
  • 3129516393 | +1 312-951-6393 Illinois U.S.A.
  • 3129516394 | +1 312-951-6394 Illinois U.S.A.
  • 3129516395 | +1 312-951-6395 Illinois U.S.A.
  • 3129516396 | +1 312-951-6396 Illinois U.S.A.
  • 3129516397 | +1 312-951-6397 Illinois U.S.A.
  • 3129516398 | +1 312-951-6398 Illinois U.S.A.
  • 3129516399 | +1 312-951-6399 Illinois U.S.A.