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).

  • 3128792300 | +1 312-879-2300 Illinois U.S.A.
  • 3128792301 | +1 312-879-2301 Illinois U.S.A.
  • 3128792302 | +1 312-879-2302 Illinois U.S.A.
  • 3128792303 | +1 312-879-2303 Illinois U.S.A.
  • 3128792304 | +1 312-879-2304 Illinois U.S.A.
  • 3128792305 | +1 312-879-2305 Illinois U.S.A.
  • 3128792306 | +1 312-879-2306 Illinois U.S.A.
  • 3128792307 | +1 312-879-2307 Illinois U.S.A.
  • 3128792308 | +1 312-879-2308 Illinois U.S.A.
  • 3128792309 | +1 312-879-2309 Illinois U.S.A.
  • 3128792310 | +1 312-879-2310 Illinois U.S.A.
  • 3128792311 | +1 312-879-2311 Illinois U.S.A.
  • 3128792312 | +1 312-879-2312 Illinois U.S.A.
  • 3128792313 | +1 312-879-2313 Illinois U.S.A.
  • 3128792314 | +1 312-879-2314 Illinois U.S.A.
  • 3128792315 | +1 312-879-2315 Illinois U.S.A.
  • 3128792316 | +1 312-879-2316 Illinois U.S.A.
  • 3128792317 | +1 312-879-2317 Illinois U.S.A.
  • 3128792318 | +1 312-879-2318 Illinois U.S.A.
  • 3128792319 | +1 312-879-2319 Illinois U.S.A.
  • 3128792320 | +1 312-879-2320 Illinois U.S.A.
  • 3128792321 | +1 312-879-2321 Illinois U.S.A.
  • 3128792322 | +1 312-879-2322 Illinois U.S.A.
  • 3128792323 | +1 312-879-2323 Illinois U.S.A.
  • 3128792324 | +1 312-879-2324 Illinois U.S.A.
  • 3128792325 | +1 312-879-2325 Illinois U.S.A.
  • 3128792326 | +1 312-879-2326 Illinois U.S.A.
  • 3128792327 | +1 312-879-2327 Illinois U.S.A.
  • 3128792328 | +1 312-879-2328 Illinois U.S.A.
  • 3128792329 | +1 312-879-2329 Illinois U.S.A.
  • 3128792330 | +1 312-879-2330 Illinois U.S.A.
  • 3128792331 | +1 312-879-2331 Illinois U.S.A.
  • 3128792332 | +1 312-879-2332 Illinois U.S.A.
  • 3128792333 | +1 312-879-2333 Illinois U.S.A.
  • 3128792334 | +1 312-879-2334 Illinois U.S.A.
  • 3128792335 | +1 312-879-2335 Illinois U.S.A.
  • 3128792336 | +1 312-879-2336 Illinois U.S.A.
  • 3128792337 | +1 312-879-2337 Illinois U.S.A.
  • 3128792338 | +1 312-879-2338 Illinois U.S.A.
  • 3128792339 | +1 312-879-2339 Illinois U.S.A.
  • 3128792340 | +1 312-879-2340 Illinois U.S.A.
  • 3128792341 | +1 312-879-2341 Illinois U.S.A.
  • 3128792342 | +1 312-879-2342 Illinois U.S.A.
  • 3128792343 | +1 312-879-2343 Illinois U.S.A.
  • 3128792344 | +1 312-879-2344 Illinois U.S.A.
  • 3128792345 | +1 312-879-2345 Illinois U.S.A.
  • 3128792346 | +1 312-879-2346 Illinois U.S.A.
  • 3128792347 | +1 312-879-2347 Illinois U.S.A.
  • 3128792348 | +1 312-879-2348 Illinois U.S.A.
  • 3128792349 | +1 312-879-2349 Illinois U.S.A.
  • 3128792350 | +1 312-879-2350 Illinois U.S.A.
  • 3128792351 | +1 312-879-2351 Illinois U.S.A.
  • 3128792352 | +1 312-879-2352 Illinois U.S.A.
  • 3128792353 | +1 312-879-2353 Illinois U.S.A.
  • 3128792354 | +1 312-879-2354 Illinois U.S.A.
  • 3128792355 | +1 312-879-2355 Illinois U.S.A.
  • 3128792356 | +1 312-879-2356 Illinois U.S.A.
  • 3128792357 | +1 312-879-2357 Illinois U.S.A.
  • 3128792358 | +1 312-879-2358 Illinois U.S.A.
  • 3128792359 | +1 312-879-2359 Illinois U.S.A.
  • 3128792360 | +1 312-879-2360 Illinois U.S.A.
  • 3128792361 | +1 312-879-2361 Illinois U.S.A.
  • 3128792362 | +1 312-879-2362 Illinois U.S.A.
  • 3128792363 | +1 312-879-2363 Illinois U.S.A.
  • 3128792364 | +1 312-879-2364 Illinois U.S.A.
  • 3128792365 | +1 312-879-2365 Illinois U.S.A.
  • 3128792366 | +1 312-879-2366 Illinois U.S.A.
  • 3128792367 | +1 312-879-2367 Illinois U.S.A.
  • 3128792368 | +1 312-879-2368 Illinois U.S.A.
  • 3128792369 | +1 312-879-2369 Illinois U.S.A.
  • 3128792370 | +1 312-879-2370 Illinois U.S.A.
  • 3128792371 | +1 312-879-2371 Illinois U.S.A.
  • 3128792372 | +1 312-879-2372 Illinois U.S.A.
  • 3128792373 | +1 312-879-2373 Illinois U.S.A.
  • 3128792374 | +1 312-879-2374 Illinois U.S.A.
  • 3128792375 | +1 312-879-2375 Illinois U.S.A.
  • 3128792376 | +1 312-879-2376 Illinois U.S.A.
  • 3128792377 | +1 312-879-2377 Illinois U.S.A.
  • 3128792378 | +1 312-879-2378 Illinois U.S.A.
  • 3128792379 | +1 312-879-2379 Illinois U.S.A.
  • 3128792380 | +1 312-879-2380 Illinois U.S.A.
  • 3128792381 | +1 312-879-2381 Illinois U.S.A.
  • 3128792382 | +1 312-879-2382 Illinois U.S.A.
  • 3128792383 | +1 312-879-2383 Illinois U.S.A.
  • 3128792384 | +1 312-879-2384 Illinois U.S.A.
  • 3128792385 | +1 312-879-2385 Illinois U.S.A.
  • 3128792386 | +1 312-879-2386 Illinois U.S.A.
  • 3128792387 | +1 312-879-2387 Illinois U.S.A.
  • 3128792388 | +1 312-879-2388 Illinois U.S.A.
  • 3128792389 | +1 312-879-2389 Illinois U.S.A.
  • 3128792390 | +1 312-879-2390 Illinois U.S.A.
  • 3128792391 | +1 312-879-2391 Illinois U.S.A.
  • 3128792392 | +1 312-879-2392 Illinois U.S.A.
  • 3128792393 | +1 312-879-2393 Illinois U.S.A.
  • 3128792394 | +1 312-879-2394 Illinois U.S.A.
  • 3128792395 | +1 312-879-2395 Illinois U.S.A.
  • 3128792396 | +1 312-879-2396 Illinois U.S.A.
  • 3128792397 | +1 312-879-2397 Illinois U.S.A.
  • 3128792398 | +1 312-879-2398 Illinois U.S.A.
  • 3128792399 | +1 312-879-2399 Illinois U.S.A.