City of Chicago


312 Area code: Chicago, Cook - Wireless

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).

  • 3125472300 | +1 312-547-2300 Illinois U.S.A.
  • 3125472301 | +1 312-547-2301 Illinois U.S.A.
  • 3125472302 | +1 312-547-2302 Illinois U.S.A.
  • 3125472303 | +1 312-547-2303 Illinois U.S.A.
  • 3125472304 | +1 312-547-2304 Illinois U.S.A.
  • 3125472305 | +1 312-547-2305 Illinois U.S.A.
  • 3125472306 | +1 312-547-2306 Illinois U.S.A.
  • 3125472307 | +1 312-547-2307 Illinois U.S.A.
  • 3125472308 | +1 312-547-2308 Illinois U.S.A.
  • 3125472309 | +1 312-547-2309 Illinois U.S.A.
  • 3125472310 | +1 312-547-2310 Illinois U.S.A.
  • 3125472311 | +1 312-547-2311 Illinois U.S.A.
  • 3125472312 | +1 312-547-2312 Illinois U.S.A.
  • 3125472313 | +1 312-547-2313 Illinois U.S.A.
  • 3125472314 | +1 312-547-2314 Illinois U.S.A.
  • 3125472315 | +1 312-547-2315 Illinois U.S.A.
  • 3125472316 | +1 312-547-2316 Illinois U.S.A.
  • 3125472317 | +1 312-547-2317 Illinois U.S.A.
  • 3125472318 | +1 312-547-2318 Illinois U.S.A.
  • 3125472319 | +1 312-547-2319 Illinois U.S.A.
  • 3125472320 | +1 312-547-2320 Illinois U.S.A.
  • 3125472321 | +1 312-547-2321 Illinois U.S.A.
  • 3125472322 | +1 312-547-2322 Illinois U.S.A.
  • 3125472323 | +1 312-547-2323 Illinois U.S.A.
  • 3125472324 | +1 312-547-2324 Illinois U.S.A.
  • 3125472325 | +1 312-547-2325 Illinois U.S.A.
  • 3125472326 | +1 312-547-2326 Illinois U.S.A.
  • 3125472327 | +1 312-547-2327 Illinois U.S.A.
  • 3125472328 | +1 312-547-2328 Illinois U.S.A.
  • 3125472329 | +1 312-547-2329 Illinois U.S.A.
  • 3125472330 | +1 312-547-2330 Illinois U.S.A.
  • 3125472331 | +1 312-547-2331 Illinois U.S.A.
  • 3125472332 | +1 312-547-2332 Illinois U.S.A.
  • 3125472333 | +1 312-547-2333 Illinois U.S.A.
  • 3125472334 | +1 312-547-2334 Illinois U.S.A.
  • 3125472335 | +1 312-547-2335 Illinois U.S.A.
  • 3125472336 | +1 312-547-2336 Illinois U.S.A.
  • 3125472337 | +1 312-547-2337 Illinois U.S.A.
  • 3125472338 | +1 312-547-2338 Illinois U.S.A.
  • 3125472339 | +1 312-547-2339 Illinois U.S.A.
  • 3125472340 | +1 312-547-2340 Illinois U.S.A.
  • 3125472341 | +1 312-547-2341 Illinois U.S.A.
  • 3125472342 | +1 312-547-2342 Illinois U.S.A.
  • 3125472343 | +1 312-547-2343 Illinois U.S.A.
  • 3125472344 | +1 312-547-2344 Illinois U.S.A.
  • 3125472345 | +1 312-547-2345 Illinois U.S.A.
  • 3125472346 | +1 312-547-2346 Illinois U.S.A.
  • 3125472347 | +1 312-547-2347 Illinois U.S.A.
  • 3125472348 | +1 312-547-2348 Illinois U.S.A.
  • 3125472349 | +1 312-547-2349 Illinois U.S.A.
  • 3125472350 | +1 312-547-2350 Illinois U.S.A.
  • 3125472351 | +1 312-547-2351 Illinois U.S.A.
  • 3125472352 | +1 312-547-2352 Illinois U.S.A.
  • 3125472353 | +1 312-547-2353 Illinois U.S.A.
  • 3125472354 | +1 312-547-2354 Illinois U.S.A.
  • 3125472355 | +1 312-547-2355 Illinois U.S.A.
  • 3125472356 | +1 312-547-2356 Illinois U.S.A.
  • 3125472357 | +1 312-547-2357 Illinois U.S.A.
  • 3125472358 | +1 312-547-2358 Illinois U.S.A.
  • 3125472359 | +1 312-547-2359 Illinois U.S.A.
  • 3125472360 | +1 312-547-2360 Illinois U.S.A.
  • 3125472361 | +1 312-547-2361 Illinois U.S.A.
  • 3125472362 | +1 312-547-2362 Illinois U.S.A.
  • 3125472363 | +1 312-547-2363 Illinois U.S.A.
  • 3125472364 | +1 312-547-2364 Illinois U.S.A.
  • 3125472365 | +1 312-547-2365 Illinois U.S.A.
  • 3125472366 | +1 312-547-2366 Illinois U.S.A.
  • 3125472367 | +1 312-547-2367 Illinois U.S.A.
  • 3125472368 | +1 312-547-2368 Illinois U.S.A.
  • 3125472369 | +1 312-547-2369 Illinois U.S.A.
  • 3125472370 | +1 312-547-2370 Illinois U.S.A.
  • 3125472371 | +1 312-547-2371 Illinois U.S.A.
  • 3125472372 | +1 312-547-2372 Illinois U.S.A.
  • 3125472373 | +1 312-547-2373 Illinois U.S.A.
  • 3125472374 | +1 312-547-2374 Illinois U.S.A.
  • 3125472375 | +1 312-547-2375 Illinois U.S.A.
  • 3125472376 | +1 312-547-2376 Illinois U.S.A.
  • 3125472377 | +1 312-547-2377 Illinois U.S.A.
  • 3125472378 | +1 312-547-2378 Illinois U.S.A.
  • 3125472379 | +1 312-547-2379 Illinois U.S.A.
  • 3125472380 | +1 312-547-2380 Illinois U.S.A.
  • 3125472381 | +1 312-547-2381 Illinois U.S.A.
  • 3125472382 | +1 312-547-2382 Illinois U.S.A.
  • 3125472383 | +1 312-547-2383 Illinois U.S.A.
  • 3125472384 | +1 312-547-2384 Illinois U.S.A.
  • 3125472385 | +1 312-547-2385 Illinois U.S.A.
  • 3125472386 | +1 312-547-2386 Illinois U.S.A.
  • 3125472387 | +1 312-547-2387 Illinois U.S.A.
  • 3125472388 | +1 312-547-2388 Illinois U.S.A.
  • 3125472389 | +1 312-547-2389 Illinois U.S.A.
  • 3125472390 | +1 312-547-2390 Illinois U.S.A.
  • 3125472391 | +1 312-547-2391 Illinois U.S.A.
  • 3125472392 | +1 312-547-2392 Illinois U.S.A.
  • 3125472393 | +1 312-547-2393 Illinois U.S.A.
  • 3125472394 | +1 312-547-2394 Illinois U.S.A.
  • 3125472395 | +1 312-547-2395 Illinois U.S.A.
  • 3125472396 | +1 312-547-2396 Illinois U.S.A.
  • 3125472397 | +1 312-547-2397 Illinois U.S.A.
  • 3125472398 | +1 312-547-2398 Illinois U.S.A.
  • 3125472399 | +1 312-547-2399 Illinois U.S.A.