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).

  • 3124722300 | +1 312-472-2300 Illinois U.S.A.
  • 3124722301 | +1 312-472-2301 Illinois U.S.A.
  • 3124722302 | +1 312-472-2302 Illinois U.S.A.
  • 3124722303 | +1 312-472-2303 Illinois U.S.A.
  • 3124722304 | +1 312-472-2304 Illinois U.S.A.
  • 3124722305 | +1 312-472-2305 Illinois U.S.A.
  • 3124722306 | +1 312-472-2306 Illinois U.S.A.
  • 3124722307 | +1 312-472-2307 Illinois U.S.A.
  • 3124722308 | +1 312-472-2308 Illinois U.S.A.
  • 3124722309 | +1 312-472-2309 Illinois U.S.A.
  • 3124722310 | +1 312-472-2310 Illinois U.S.A.
  • 3124722311 | +1 312-472-2311 Illinois U.S.A.
  • 3124722312 | +1 312-472-2312 Illinois U.S.A.
  • 3124722313 | +1 312-472-2313 Illinois U.S.A.
  • 3124722314 | +1 312-472-2314 Illinois U.S.A.
  • 3124722315 | +1 312-472-2315 Illinois U.S.A.
  • 3124722316 | +1 312-472-2316 Illinois U.S.A.
  • 3124722317 | +1 312-472-2317 Illinois U.S.A.
  • 3124722318 | +1 312-472-2318 Illinois U.S.A.
  • 3124722319 | +1 312-472-2319 Illinois U.S.A.
  • 3124722320 | +1 312-472-2320 Illinois U.S.A.
  • 3124722321 | +1 312-472-2321 Illinois U.S.A.
  • 3124722322 | +1 312-472-2322 Illinois U.S.A.
  • 3124722323 | +1 312-472-2323 Illinois U.S.A.
  • 3124722324 | +1 312-472-2324 Illinois U.S.A.
  • 3124722325 | +1 312-472-2325 Illinois U.S.A.
  • 3124722326 | +1 312-472-2326 Illinois U.S.A.
  • 3124722327 | +1 312-472-2327 Illinois U.S.A.
  • 3124722328 | +1 312-472-2328 Illinois U.S.A.
  • 3124722329 | +1 312-472-2329 Illinois U.S.A.
  • 3124722330 | +1 312-472-2330 Illinois U.S.A.
  • 3124722331 | +1 312-472-2331 Illinois U.S.A.
  • 3124722332 | +1 312-472-2332 Illinois U.S.A.
  • 3124722333 | +1 312-472-2333 Illinois U.S.A.
  • 3124722334 | +1 312-472-2334 Illinois U.S.A.
  • 3124722335 | +1 312-472-2335 Illinois U.S.A.
  • 3124722336 | +1 312-472-2336 Illinois U.S.A.
  • 3124722337 | +1 312-472-2337 Illinois U.S.A.
  • 3124722338 | +1 312-472-2338 Illinois U.S.A.
  • 3124722339 | +1 312-472-2339 Illinois U.S.A.
  • 3124722340 | +1 312-472-2340 Illinois U.S.A.
  • 3124722341 | +1 312-472-2341 Illinois U.S.A.
  • 3124722342 | +1 312-472-2342 Illinois U.S.A.
  • 3124722343 | +1 312-472-2343 Illinois U.S.A.
  • 3124722344 | +1 312-472-2344 Illinois U.S.A.
  • 3124722345 | +1 312-472-2345 Illinois U.S.A.
  • 3124722346 | +1 312-472-2346 Illinois U.S.A.
  • 3124722347 | +1 312-472-2347 Illinois U.S.A.
  • 3124722348 | +1 312-472-2348 Illinois U.S.A.
  • 3124722349 | +1 312-472-2349 Illinois U.S.A.
  • 3124722350 | +1 312-472-2350 Illinois U.S.A.
  • 3124722351 | +1 312-472-2351 Illinois U.S.A.
  • 3124722352 | +1 312-472-2352 Illinois U.S.A.
  • 3124722353 | +1 312-472-2353 Illinois U.S.A.
  • 3124722354 | +1 312-472-2354 Illinois U.S.A.
  • 3124722355 | +1 312-472-2355 Illinois U.S.A.
  • 3124722356 | +1 312-472-2356 Illinois U.S.A.
  • 3124722357 | +1 312-472-2357 Illinois U.S.A.
  • 3124722358 | +1 312-472-2358 Illinois U.S.A.
  • 3124722359 | +1 312-472-2359 Illinois U.S.A.
  • 3124722360 | +1 312-472-2360 Illinois U.S.A.
  • 3124722361 | +1 312-472-2361 Illinois U.S.A.
  • 3124722362 | +1 312-472-2362 Illinois U.S.A.
  • 3124722363 | +1 312-472-2363 Illinois U.S.A.
  • 3124722364 | +1 312-472-2364 Illinois U.S.A.
  • 3124722365 | +1 312-472-2365 Illinois U.S.A.
  • 3124722366 | +1 312-472-2366 Illinois U.S.A.
  • 3124722367 | +1 312-472-2367 Illinois U.S.A.
  • 3124722368 | +1 312-472-2368 Illinois U.S.A.
  • 3124722369 | +1 312-472-2369 Illinois U.S.A.
  • 3124722370 | +1 312-472-2370 Illinois U.S.A.
  • 3124722371 | +1 312-472-2371 Illinois U.S.A.
  • 3124722372 | +1 312-472-2372 Illinois U.S.A.
  • 3124722373 | +1 312-472-2373 Illinois U.S.A.
  • 3124722374 | +1 312-472-2374 Illinois U.S.A.
  • 3124722375 | +1 312-472-2375 Illinois U.S.A.
  • 3124722376 | +1 312-472-2376 Illinois U.S.A.
  • 3124722377 | +1 312-472-2377 Illinois U.S.A.
  • 3124722378 | +1 312-472-2378 Illinois U.S.A.
  • 3124722379 | +1 312-472-2379 Illinois U.S.A.
  • 3124722380 | +1 312-472-2380 Illinois U.S.A.
  • 3124722381 | +1 312-472-2381 Illinois U.S.A.
  • 3124722382 | +1 312-472-2382 Illinois U.S.A.
  • 3124722383 | +1 312-472-2383 Illinois U.S.A.
  • 3124722384 | +1 312-472-2384 Illinois U.S.A.
  • 3124722385 | +1 312-472-2385 Illinois U.S.A.
  • 3124722386 | +1 312-472-2386 Illinois U.S.A.
  • 3124722387 | +1 312-472-2387 Illinois U.S.A.
  • 3124722388 | +1 312-472-2388 Illinois U.S.A.
  • 3124722389 | +1 312-472-2389 Illinois U.S.A.
  • 3124722390 | +1 312-472-2390 Illinois U.S.A.
  • 3124722391 | +1 312-472-2391 Illinois U.S.A.
  • 3124722392 | +1 312-472-2392 Illinois U.S.A.
  • 3124722393 | +1 312-472-2393 Illinois U.S.A.
  • 3124722394 | +1 312-472-2394 Illinois U.S.A.
  • 3124722395 | +1 312-472-2395 Illinois U.S.A.
  • 3124722396 | +1 312-472-2396 Illinois U.S.A.
  • 3124722397 | +1 312-472-2397 Illinois U.S.A.
  • 3124722398 | +1 312-472-2398 Illinois U.S.A.
  • 3124722399 | +1 312-472-2399 Illinois U.S.A.