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).

  • 3125422300 | +1 312-542-2300 Illinois U.S.A.
  • 3125422301 | +1 312-542-2301 Illinois U.S.A.
  • 3125422302 | +1 312-542-2302 Illinois U.S.A.
  • 3125422303 | +1 312-542-2303 Illinois U.S.A.
  • 3125422304 | +1 312-542-2304 Illinois U.S.A.
  • 3125422305 | +1 312-542-2305 Illinois U.S.A.
  • 3125422306 | +1 312-542-2306 Illinois U.S.A.
  • 3125422307 | +1 312-542-2307 Illinois U.S.A.
  • 3125422308 | +1 312-542-2308 Illinois U.S.A.
  • 3125422309 | +1 312-542-2309 Illinois U.S.A.
  • 3125422310 | +1 312-542-2310 Illinois U.S.A.
  • 3125422311 | +1 312-542-2311 Illinois U.S.A.
  • 3125422312 | +1 312-542-2312 Illinois U.S.A.
  • 3125422313 | +1 312-542-2313 Illinois U.S.A.
  • 3125422314 | +1 312-542-2314 Illinois U.S.A.
  • 3125422315 | +1 312-542-2315 Illinois U.S.A.
  • 3125422316 | +1 312-542-2316 Illinois U.S.A.
  • 3125422317 | +1 312-542-2317 Illinois U.S.A.
  • 3125422318 | +1 312-542-2318 Illinois U.S.A.
  • 3125422319 | +1 312-542-2319 Illinois U.S.A.
  • 3125422320 | +1 312-542-2320 Illinois U.S.A.
  • 3125422321 | +1 312-542-2321 Illinois U.S.A.
  • 3125422322 | +1 312-542-2322 Illinois U.S.A.
  • 3125422323 | +1 312-542-2323 Illinois U.S.A.
  • 3125422324 | +1 312-542-2324 Illinois U.S.A.
  • 3125422325 | +1 312-542-2325 Illinois U.S.A.
  • 3125422326 | +1 312-542-2326 Illinois U.S.A.
  • 3125422327 | +1 312-542-2327 Illinois U.S.A.
  • 3125422328 | +1 312-542-2328 Illinois U.S.A.
  • 3125422329 | +1 312-542-2329 Illinois U.S.A.
  • 3125422330 | +1 312-542-2330 Illinois U.S.A.
  • 3125422331 | +1 312-542-2331 Illinois U.S.A.
  • 3125422332 | +1 312-542-2332 Illinois U.S.A.
  • 3125422333 | +1 312-542-2333 Illinois U.S.A.
  • 3125422334 | +1 312-542-2334 Illinois U.S.A.
  • 3125422335 | +1 312-542-2335 Illinois U.S.A.
  • 3125422336 | +1 312-542-2336 Illinois U.S.A.
  • 3125422337 | +1 312-542-2337 Illinois U.S.A.
  • 3125422338 | +1 312-542-2338 Illinois U.S.A.
  • 3125422339 | +1 312-542-2339 Illinois U.S.A.
  • 3125422340 | +1 312-542-2340 Illinois U.S.A.
  • 3125422341 | +1 312-542-2341 Illinois U.S.A.
  • 3125422342 | +1 312-542-2342 Illinois U.S.A.
  • 3125422343 | +1 312-542-2343 Illinois U.S.A.
  • 3125422344 | +1 312-542-2344 Illinois U.S.A.
  • 3125422345 | +1 312-542-2345 Illinois U.S.A.
  • 3125422346 | +1 312-542-2346 Illinois U.S.A.
  • 3125422347 | +1 312-542-2347 Illinois U.S.A.
  • 3125422348 | +1 312-542-2348 Illinois U.S.A.
  • 3125422349 | +1 312-542-2349 Illinois U.S.A.
  • 3125422350 | +1 312-542-2350 Illinois U.S.A.
  • 3125422351 | +1 312-542-2351 Illinois U.S.A.
  • 3125422352 | +1 312-542-2352 Illinois U.S.A.
  • 3125422353 | +1 312-542-2353 Illinois U.S.A.
  • 3125422354 | +1 312-542-2354 Illinois U.S.A.
  • 3125422355 | +1 312-542-2355 Illinois U.S.A.
  • 3125422356 | +1 312-542-2356 Illinois U.S.A.
  • 3125422357 | +1 312-542-2357 Illinois U.S.A.
  • 3125422358 | +1 312-542-2358 Illinois U.S.A.
  • 3125422359 | +1 312-542-2359 Illinois U.S.A.
  • 3125422360 | +1 312-542-2360 Illinois U.S.A.
  • 3125422361 | +1 312-542-2361 Illinois U.S.A.
  • 3125422362 | +1 312-542-2362 Illinois U.S.A.
  • 3125422363 | +1 312-542-2363 Illinois U.S.A.
  • 3125422364 | +1 312-542-2364 Illinois U.S.A.
  • 3125422365 | +1 312-542-2365 Illinois U.S.A.
  • 3125422366 | +1 312-542-2366 Illinois U.S.A.
  • 3125422367 | +1 312-542-2367 Illinois U.S.A.
  • 3125422368 | +1 312-542-2368 Illinois U.S.A.
  • 3125422369 | +1 312-542-2369 Illinois U.S.A.
  • 3125422370 | +1 312-542-2370 Illinois U.S.A.
  • 3125422371 | +1 312-542-2371 Illinois U.S.A.
  • 3125422372 | +1 312-542-2372 Illinois U.S.A.
  • 3125422373 | +1 312-542-2373 Illinois U.S.A.
  • 3125422374 | +1 312-542-2374 Illinois U.S.A.
  • 3125422375 | +1 312-542-2375 Illinois U.S.A.
  • 3125422376 | +1 312-542-2376 Illinois U.S.A.
  • 3125422377 | +1 312-542-2377 Illinois U.S.A.
  • 3125422378 | +1 312-542-2378 Illinois U.S.A.
  • 3125422379 | +1 312-542-2379 Illinois U.S.A.
  • 3125422380 | +1 312-542-2380 Illinois U.S.A.
  • 3125422381 | +1 312-542-2381 Illinois U.S.A.
  • 3125422382 | +1 312-542-2382 Illinois U.S.A.
  • 3125422383 | +1 312-542-2383 Illinois U.S.A.
  • 3125422384 | +1 312-542-2384 Illinois U.S.A.
  • 3125422385 | +1 312-542-2385 Illinois U.S.A.
  • 3125422386 | +1 312-542-2386 Illinois U.S.A.
  • 3125422387 | +1 312-542-2387 Illinois U.S.A.
  • 3125422388 | +1 312-542-2388 Illinois U.S.A.
  • 3125422389 | +1 312-542-2389 Illinois U.S.A.
  • 3125422390 | +1 312-542-2390 Illinois U.S.A.
  • 3125422391 | +1 312-542-2391 Illinois U.S.A.
  • 3125422392 | +1 312-542-2392 Illinois U.S.A.
  • 3125422393 | +1 312-542-2393 Illinois U.S.A.
  • 3125422394 | +1 312-542-2394 Illinois U.S.A.
  • 3125422395 | +1 312-542-2395 Illinois U.S.A.
  • 3125422396 | +1 312-542-2396 Illinois U.S.A.
  • 3125422397 | +1 312-542-2397 Illinois U.S.A.
  • 3125422398 | +1 312-542-2398 Illinois U.S.A.
  • 3125422399 | +1 312-542-2399 Illinois U.S.A.