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).

  • 3125666200 | +1 312-566-6200 Illinois U.S.A.
  • 3125666201 | +1 312-566-6201 Illinois U.S.A.
  • 3125666202 | +1 312-566-6202 Illinois U.S.A.
  • 3125666203 | +1 312-566-6203 Illinois U.S.A.
  • 3125666204 | +1 312-566-6204 Illinois U.S.A.
  • 3125666205 | +1 312-566-6205 Illinois U.S.A.
  • 3125666206 | +1 312-566-6206 Illinois U.S.A.
  • 3125666207 | +1 312-566-6207 Illinois U.S.A.
  • 3125666208 | +1 312-566-6208 Illinois U.S.A.
  • 3125666209 | +1 312-566-6209 Illinois U.S.A.
  • 3125666210 | +1 312-566-6210 Illinois U.S.A.
  • 3125666211 | +1 312-566-6211 Illinois U.S.A.
  • 3125666212 | +1 312-566-6212 Illinois U.S.A.
  • 3125666213 | +1 312-566-6213 Illinois U.S.A.
  • 3125666214 | +1 312-566-6214 Illinois U.S.A.
  • 3125666215 | +1 312-566-6215 Illinois U.S.A.
  • 3125666216 | +1 312-566-6216 Illinois U.S.A.
  • 3125666217 | +1 312-566-6217 Illinois U.S.A.
  • 3125666218 | +1 312-566-6218 Illinois U.S.A.
  • 3125666219 | +1 312-566-6219 Illinois U.S.A.
  • 3125666220 | +1 312-566-6220 Illinois U.S.A.
  • 3125666221 | +1 312-566-6221 Illinois U.S.A.
  • 3125666222 | +1 312-566-6222 Illinois U.S.A.
  • 3125666223 | +1 312-566-6223 Illinois U.S.A.
  • 3125666224 | +1 312-566-6224 Illinois U.S.A.
  • 3125666225 | +1 312-566-6225 Illinois U.S.A.
  • 3125666226 | +1 312-566-6226 Illinois U.S.A.
  • 3125666227 | +1 312-566-6227 Illinois U.S.A.
  • 3125666228 | +1 312-566-6228 Illinois U.S.A.
  • 3125666229 | +1 312-566-6229 Illinois U.S.A.
  • 3125666230 | +1 312-566-6230 Illinois U.S.A.
  • 3125666231 | +1 312-566-6231 Illinois U.S.A.
  • 3125666232 | +1 312-566-6232 Illinois U.S.A.
  • 3125666233 | +1 312-566-6233 Illinois U.S.A.
  • 3125666234 | +1 312-566-6234 Illinois U.S.A.
  • 3125666235 | +1 312-566-6235 Illinois U.S.A.
  • 3125666236 | +1 312-566-6236 Illinois U.S.A.
  • 3125666237 | +1 312-566-6237 Illinois U.S.A.
  • 3125666238 | +1 312-566-6238 Illinois U.S.A.
  • 3125666239 | +1 312-566-6239 Illinois U.S.A.
  • 3125666240 | +1 312-566-6240 Illinois U.S.A.
  • 3125666241 | +1 312-566-6241 Illinois U.S.A.
  • 3125666242 | +1 312-566-6242 Illinois U.S.A.
  • 3125666243 | +1 312-566-6243 Illinois U.S.A.
  • 3125666244 | +1 312-566-6244 Illinois U.S.A.
  • 3125666245 | +1 312-566-6245 Illinois U.S.A.
  • 3125666246 | +1 312-566-6246 Illinois U.S.A.
  • 3125666247 | +1 312-566-6247 Illinois U.S.A.
  • 3125666248 | +1 312-566-6248 Illinois U.S.A.
  • 3125666249 | +1 312-566-6249 Illinois U.S.A.
  • 3125666250 | +1 312-566-6250 Illinois U.S.A.
  • 3125666251 | +1 312-566-6251 Illinois U.S.A.
  • 3125666252 | +1 312-566-6252 Illinois U.S.A.
  • 3125666253 | +1 312-566-6253 Illinois U.S.A.
  • 3125666254 | +1 312-566-6254 Illinois U.S.A.
  • 3125666255 | +1 312-566-6255 Illinois U.S.A.
  • 3125666256 | +1 312-566-6256 Illinois U.S.A.
  • 3125666257 | +1 312-566-6257 Illinois U.S.A.
  • 3125666258 | +1 312-566-6258 Illinois U.S.A.
  • 3125666259 | +1 312-566-6259 Illinois U.S.A.
  • 3125666260 | +1 312-566-6260 Illinois U.S.A.
  • 3125666261 | +1 312-566-6261 Illinois U.S.A.
  • 3125666262 | +1 312-566-6262 Illinois U.S.A.
  • 3125666263 | +1 312-566-6263 Illinois U.S.A.
  • 3125666264 | +1 312-566-6264 Illinois U.S.A.
  • 3125666265 | +1 312-566-6265 Illinois U.S.A.
  • 3125666266 | +1 312-566-6266 Illinois U.S.A.
  • 3125666267 | +1 312-566-6267 Illinois U.S.A.
  • 3125666268 | +1 312-566-6268 Illinois U.S.A.
  • 3125666269 | +1 312-566-6269 Illinois U.S.A.
  • 3125666270 | +1 312-566-6270 Illinois U.S.A.
  • 3125666271 | +1 312-566-6271 Illinois U.S.A.
  • 3125666272 | +1 312-566-6272 Illinois U.S.A.
  • 3125666273 | +1 312-566-6273 Illinois U.S.A.
  • 3125666274 | +1 312-566-6274 Illinois U.S.A.
  • 3125666275 | +1 312-566-6275 Illinois U.S.A.
  • 3125666276 | +1 312-566-6276 Illinois U.S.A.
  • 3125666277 | +1 312-566-6277 Illinois U.S.A.
  • 3125666278 | +1 312-566-6278 Illinois U.S.A.
  • 3125666279 | +1 312-566-6279 Illinois U.S.A.
  • 3125666280 | +1 312-566-6280 Illinois U.S.A.
  • 3125666281 | +1 312-566-6281 Illinois U.S.A.
  • 3125666282 | +1 312-566-6282 Illinois U.S.A.
  • 3125666283 | +1 312-566-6283 Illinois U.S.A.
  • 3125666284 | +1 312-566-6284 Illinois U.S.A.
  • 3125666285 | +1 312-566-6285 Illinois U.S.A.
  • 3125666286 | +1 312-566-6286 Illinois U.S.A.
  • 3125666287 | +1 312-566-6287 Illinois U.S.A.
  • 3125666288 | +1 312-566-6288 Illinois U.S.A.
  • 3125666289 | +1 312-566-6289 Illinois U.S.A.
  • 3125666290 | +1 312-566-6290 Illinois U.S.A.
  • 3125666291 | +1 312-566-6291 Illinois U.S.A.
  • 3125666292 | +1 312-566-6292 Illinois U.S.A.
  • 3125666293 | +1 312-566-6293 Illinois U.S.A.
  • 3125666294 | +1 312-566-6294 Illinois U.S.A.
  • 3125666295 | +1 312-566-6295 Illinois U.S.A.
  • 3125666296 | +1 312-566-6296 Illinois U.S.A.
  • 3125666297 | +1 312-566-6297 Illinois U.S.A.
  • 3125666298 | +1 312-566-6298 Illinois U.S.A.
  • 3125666299 | +1 312-566-6299 Illinois U.S.A.