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).

  • 3122442300 | +1 312-244-2300 Illinois U.S.A.
  • 3122442301 | +1 312-244-2301 Illinois U.S.A.
  • 3122442302 | +1 312-244-2302 Illinois U.S.A.
  • 3122442303 | +1 312-244-2303 Illinois U.S.A.
  • 3122442304 | +1 312-244-2304 Illinois U.S.A.
  • 3122442305 | +1 312-244-2305 Illinois U.S.A.
  • 3122442306 | +1 312-244-2306 Illinois U.S.A.
  • 3122442307 | +1 312-244-2307 Illinois U.S.A.
  • 3122442308 | +1 312-244-2308 Illinois U.S.A.
  • 3122442309 | +1 312-244-2309 Illinois U.S.A.
  • 3122442310 | +1 312-244-2310 Illinois U.S.A.
  • 3122442311 | +1 312-244-2311 Illinois U.S.A.
  • 3122442312 | +1 312-244-2312 Illinois U.S.A.
  • 3122442313 | +1 312-244-2313 Illinois U.S.A.
  • 3122442314 | +1 312-244-2314 Illinois U.S.A.
  • 3122442315 | +1 312-244-2315 Illinois U.S.A.
  • 3122442316 | +1 312-244-2316 Illinois U.S.A.
  • 3122442317 | +1 312-244-2317 Illinois U.S.A.
  • 3122442318 | +1 312-244-2318 Illinois U.S.A.
  • 3122442319 | +1 312-244-2319 Illinois U.S.A.
  • 3122442320 | +1 312-244-2320 Illinois U.S.A.
  • 3122442321 | +1 312-244-2321 Illinois U.S.A.
  • 3122442322 | +1 312-244-2322 Illinois U.S.A.
  • 3122442323 | +1 312-244-2323 Illinois U.S.A.
  • 3122442324 | +1 312-244-2324 Illinois U.S.A.
  • 3122442325 | +1 312-244-2325 Illinois U.S.A.
  • 3122442326 | +1 312-244-2326 Illinois U.S.A.
  • 3122442327 | +1 312-244-2327 Illinois U.S.A.
  • 3122442328 | +1 312-244-2328 Illinois U.S.A.
  • 3122442329 | +1 312-244-2329 Illinois U.S.A.
  • 3122442330 | +1 312-244-2330 Illinois U.S.A.
  • 3122442331 | +1 312-244-2331 Illinois U.S.A.
  • 3122442332 | +1 312-244-2332 Illinois U.S.A.
  • 3122442333 | +1 312-244-2333 Illinois U.S.A.
  • 3122442334 | +1 312-244-2334 Illinois U.S.A.
  • 3122442335 | +1 312-244-2335 Illinois U.S.A.
  • 3122442336 | +1 312-244-2336 Illinois U.S.A.
  • 3122442337 | +1 312-244-2337 Illinois U.S.A.
  • 3122442338 | +1 312-244-2338 Illinois U.S.A.
  • 3122442339 | +1 312-244-2339 Illinois U.S.A.
  • 3122442340 | +1 312-244-2340 Illinois U.S.A.
  • 3122442341 | +1 312-244-2341 Illinois U.S.A.
  • 3122442342 | +1 312-244-2342 Illinois U.S.A.
  • 3122442343 | +1 312-244-2343 Illinois U.S.A.
  • 3122442344 | +1 312-244-2344 Illinois U.S.A.
  • 3122442345 | +1 312-244-2345 Illinois U.S.A.
  • 3122442346 | +1 312-244-2346 Illinois U.S.A.
  • 3122442347 | +1 312-244-2347 Illinois U.S.A.
  • 3122442348 | +1 312-244-2348 Illinois U.S.A.
  • 3122442349 | +1 312-244-2349 Illinois U.S.A.
  • 3122442350 | +1 312-244-2350 Illinois U.S.A.
  • 3122442351 | +1 312-244-2351 Illinois U.S.A.
  • 3122442352 | +1 312-244-2352 Illinois U.S.A.
  • 3122442353 | +1 312-244-2353 Illinois U.S.A.
  • 3122442354 | +1 312-244-2354 Illinois U.S.A.
  • 3122442355 | +1 312-244-2355 Illinois U.S.A.
  • 3122442356 | +1 312-244-2356 Illinois U.S.A.
  • 3122442357 | +1 312-244-2357 Illinois U.S.A.
  • 3122442358 | +1 312-244-2358 Illinois U.S.A.
  • 3122442359 | +1 312-244-2359 Illinois U.S.A.
  • 3122442360 | +1 312-244-2360 Illinois U.S.A.
  • 3122442361 | +1 312-244-2361 Illinois U.S.A.
  • 3122442362 | +1 312-244-2362 Illinois U.S.A.
  • 3122442363 | +1 312-244-2363 Illinois U.S.A.
  • 3122442364 | +1 312-244-2364 Illinois U.S.A.
  • 3122442365 | +1 312-244-2365 Illinois U.S.A.
  • 3122442366 | +1 312-244-2366 Illinois U.S.A.
  • 3122442367 | +1 312-244-2367 Illinois U.S.A.
  • 3122442368 | +1 312-244-2368 Illinois U.S.A.
  • 3122442369 | +1 312-244-2369 Illinois U.S.A.
  • 3122442370 | +1 312-244-2370 Illinois U.S.A.
  • 3122442371 | +1 312-244-2371 Illinois U.S.A.
  • 3122442372 | +1 312-244-2372 Illinois U.S.A.
  • 3122442373 | +1 312-244-2373 Illinois U.S.A.
  • 3122442374 | +1 312-244-2374 Illinois U.S.A.
  • 3122442375 | +1 312-244-2375 Illinois U.S.A.
  • 3122442376 | +1 312-244-2376 Illinois U.S.A.
  • 3122442377 | +1 312-244-2377 Illinois U.S.A.
  • 3122442378 | +1 312-244-2378 Illinois U.S.A.
  • 3122442379 | +1 312-244-2379 Illinois U.S.A.
  • 3122442380 | +1 312-244-2380 Illinois U.S.A.
  • 3122442381 | +1 312-244-2381 Illinois U.S.A.
  • 3122442382 | +1 312-244-2382 Illinois U.S.A.
  • 3122442383 | +1 312-244-2383 Illinois U.S.A.
  • 3122442384 | +1 312-244-2384 Illinois U.S.A.
  • 3122442385 | +1 312-244-2385 Illinois U.S.A.
  • 3122442386 | +1 312-244-2386 Illinois U.S.A.
  • 3122442387 | +1 312-244-2387 Illinois U.S.A.
  • 3122442388 | +1 312-244-2388 Illinois U.S.A.
  • 3122442389 | +1 312-244-2389 Illinois U.S.A.
  • 3122442390 | +1 312-244-2390 Illinois U.S.A.
  • 3122442391 | +1 312-244-2391 Illinois U.S.A.
  • 3122442392 | +1 312-244-2392 Illinois U.S.A.
  • 3122442393 | +1 312-244-2393 Illinois U.S.A.
  • 3122442394 | +1 312-244-2394 Illinois U.S.A.
  • 3122442395 | +1 312-244-2395 Illinois U.S.A.
  • 3122442396 | +1 312-244-2396 Illinois U.S.A.
  • 3122442397 | +1 312-244-2397 Illinois U.S.A.
  • 3122442398 | +1 312-244-2398 Illinois U.S.A.
  • 3122442399 | +1 312-244-2399 Illinois U.S.A.