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).

  • 3127127300 | +1 312-712-7300 Illinois U.S.A.
  • 3127127301 | +1 312-712-7301 Illinois U.S.A.
  • 3127127302 | +1 312-712-7302 Illinois U.S.A.
  • 3127127303 | +1 312-712-7303 Illinois U.S.A.
  • 3127127304 | +1 312-712-7304 Illinois U.S.A.
  • 3127127305 | +1 312-712-7305 Illinois U.S.A.
  • 3127127306 | +1 312-712-7306 Illinois U.S.A.
  • 3127127307 | +1 312-712-7307 Illinois U.S.A.
  • 3127127308 | +1 312-712-7308 Illinois U.S.A.
  • 3127127309 | +1 312-712-7309 Illinois U.S.A.
  • 3127127310 | +1 312-712-7310 Illinois U.S.A.
  • 3127127311 | +1 312-712-7311 Illinois U.S.A.
  • 3127127312 | +1 312-712-7312 Illinois U.S.A.
  • 3127127313 | +1 312-712-7313 Illinois U.S.A.
  • 3127127314 | +1 312-712-7314 Illinois U.S.A.
  • 3127127315 | +1 312-712-7315 Illinois U.S.A.
  • 3127127316 | +1 312-712-7316 Illinois U.S.A.
  • 3127127317 | +1 312-712-7317 Illinois U.S.A.
  • 3127127318 | +1 312-712-7318 Illinois U.S.A.
  • 3127127319 | +1 312-712-7319 Illinois U.S.A.
  • 3127127320 | +1 312-712-7320 Illinois U.S.A.
  • 3127127321 | +1 312-712-7321 Illinois U.S.A.
  • 3127127322 | +1 312-712-7322 Illinois U.S.A.
  • 3127127323 | +1 312-712-7323 Illinois U.S.A.
  • 3127127324 | +1 312-712-7324 Illinois U.S.A.
  • 3127127325 | +1 312-712-7325 Illinois U.S.A.
  • 3127127326 | +1 312-712-7326 Illinois U.S.A.
  • 3127127327 | +1 312-712-7327 Illinois U.S.A.
  • 3127127328 | +1 312-712-7328 Illinois U.S.A.
  • 3127127329 | +1 312-712-7329 Illinois U.S.A.
  • 3127127330 | +1 312-712-7330 Illinois U.S.A.
  • 3127127331 | +1 312-712-7331 Illinois U.S.A.
  • 3127127332 | +1 312-712-7332 Illinois U.S.A.
  • 3127127333 | +1 312-712-7333 Illinois U.S.A.
  • 3127127334 | +1 312-712-7334 Illinois U.S.A.
  • 3127127335 | +1 312-712-7335 Illinois U.S.A.
  • 3127127336 | +1 312-712-7336 Illinois U.S.A.
  • 3127127337 | +1 312-712-7337 Illinois U.S.A.
  • 3127127338 | +1 312-712-7338 Illinois U.S.A.
  • 3127127339 | +1 312-712-7339 Illinois U.S.A.
  • 3127127340 | +1 312-712-7340 Illinois U.S.A.
  • 3127127341 | +1 312-712-7341 Illinois U.S.A.
  • 3127127342 | +1 312-712-7342 Illinois U.S.A.
  • 3127127343 | +1 312-712-7343 Illinois U.S.A.
  • 3127127344 | +1 312-712-7344 Illinois U.S.A.
  • 3127127345 | +1 312-712-7345 Illinois U.S.A.
  • 3127127346 | +1 312-712-7346 Illinois U.S.A.
  • 3127127347 | +1 312-712-7347 Illinois U.S.A.
  • 3127127348 | +1 312-712-7348 Illinois U.S.A.
  • 3127127349 | +1 312-712-7349 Illinois U.S.A.
  • 3127127350 | +1 312-712-7350 Illinois U.S.A.
  • 3127127351 | +1 312-712-7351 Illinois U.S.A.
  • 3127127352 | +1 312-712-7352 Illinois U.S.A.
  • 3127127353 | +1 312-712-7353 Illinois U.S.A.
  • 3127127354 | +1 312-712-7354 Illinois U.S.A.
  • 3127127355 | +1 312-712-7355 Illinois U.S.A.
  • 3127127356 | +1 312-712-7356 Illinois U.S.A.
  • 3127127357 | +1 312-712-7357 Illinois U.S.A.
  • 3127127358 | +1 312-712-7358 Illinois U.S.A.
  • 3127127359 | +1 312-712-7359 Illinois U.S.A.
  • 3127127360 | +1 312-712-7360 Illinois U.S.A.
  • 3127127361 | +1 312-712-7361 Illinois U.S.A.
  • 3127127362 | +1 312-712-7362 Illinois U.S.A.
  • 3127127363 | +1 312-712-7363 Illinois U.S.A.
  • 3127127364 | +1 312-712-7364 Illinois U.S.A.
  • 3127127365 | +1 312-712-7365 Illinois U.S.A.
  • 3127127366 | +1 312-712-7366 Illinois U.S.A.
  • 3127127367 | +1 312-712-7367 Illinois U.S.A.
  • 3127127368 | +1 312-712-7368 Illinois U.S.A.
  • 3127127369 | +1 312-712-7369 Illinois U.S.A.
  • 3127127370 | +1 312-712-7370 Illinois U.S.A.
  • 3127127371 | +1 312-712-7371 Illinois U.S.A.
  • 3127127372 | +1 312-712-7372 Illinois U.S.A.
  • 3127127373 | +1 312-712-7373 Illinois U.S.A.
  • 3127127374 | +1 312-712-7374 Illinois U.S.A.
  • 3127127375 | +1 312-712-7375 Illinois U.S.A.
  • 3127127376 | +1 312-712-7376 Illinois U.S.A.
  • 3127127377 | +1 312-712-7377 Illinois U.S.A.
  • 3127127378 | +1 312-712-7378 Illinois U.S.A.
  • 3127127379 | +1 312-712-7379 Illinois U.S.A.
  • 3127127380 | +1 312-712-7380 Illinois U.S.A.
  • 3127127381 | +1 312-712-7381 Illinois U.S.A.
  • 3127127382 | +1 312-712-7382 Illinois U.S.A.
  • 3127127383 | +1 312-712-7383 Illinois U.S.A.
  • 3127127384 | +1 312-712-7384 Illinois U.S.A.
  • 3127127385 | +1 312-712-7385 Illinois U.S.A.
  • 3127127386 | +1 312-712-7386 Illinois U.S.A.
  • 3127127387 | +1 312-712-7387 Illinois U.S.A.
  • 3127127388 | +1 312-712-7388 Illinois U.S.A.
  • 3127127389 | +1 312-712-7389 Illinois U.S.A.
  • 3127127390 | +1 312-712-7390 Illinois U.S.A.
  • 3127127391 | +1 312-712-7391 Illinois U.S.A.
  • 3127127392 | +1 312-712-7392 Illinois U.S.A.
  • 3127127393 | +1 312-712-7393 Illinois U.S.A.
  • 3127127394 | +1 312-712-7394 Illinois U.S.A.
  • 3127127395 | +1 312-712-7395 Illinois U.S.A.
  • 3127127396 | +1 312-712-7396 Illinois U.S.A.
  • 3127127397 | +1 312-712-7397 Illinois U.S.A.
  • 3127127398 | +1 312-712-7398 Illinois U.S.A.
  • 3127127399 | +1 312-712-7399 Illinois U.S.A.