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).

  • 3129920200 | +1 312-992-0200 Illinois U.S.A.
  • 3129920201 | +1 312-992-0201 Illinois U.S.A.
  • 3129920202 | +1 312-992-0202 Illinois U.S.A.
  • 3129920203 | +1 312-992-0203 Illinois U.S.A.
  • 3129920204 | +1 312-992-0204 Illinois U.S.A.
  • 3129920205 | +1 312-992-0205 Illinois U.S.A.
  • 3129920206 | +1 312-992-0206 Illinois U.S.A.
  • 3129920207 | +1 312-992-0207 Illinois U.S.A.
  • 3129920208 | +1 312-992-0208 Illinois U.S.A.
  • 3129920209 | +1 312-992-0209 Illinois U.S.A.
  • 3129920210 | +1 312-992-0210 Illinois U.S.A.
  • 3129920211 | +1 312-992-0211 Illinois U.S.A.
  • 3129920212 | +1 312-992-0212 Illinois U.S.A.
  • 3129920213 | +1 312-992-0213 Illinois U.S.A.
  • 3129920214 | +1 312-992-0214 Illinois U.S.A.
  • 3129920215 | +1 312-992-0215 Illinois U.S.A.
  • 3129920216 | +1 312-992-0216 Illinois U.S.A.
  • 3129920217 | +1 312-992-0217 Illinois U.S.A.
  • 3129920218 | +1 312-992-0218 Illinois U.S.A.
  • 3129920219 | +1 312-992-0219 Illinois U.S.A.
  • 3129920220 | +1 312-992-0220 Illinois U.S.A.
  • 3129920221 | +1 312-992-0221 Illinois U.S.A.
  • 3129920222 | +1 312-992-0222 Illinois U.S.A.
  • 3129920223 | +1 312-992-0223 Illinois U.S.A.
  • 3129920224 | +1 312-992-0224 Illinois U.S.A.
  • 3129920225 | +1 312-992-0225 Illinois U.S.A.
  • 3129920226 | +1 312-992-0226 Illinois U.S.A.
  • 3129920227 | +1 312-992-0227 Illinois U.S.A.
  • 3129920228 | +1 312-992-0228 Illinois U.S.A.
  • 3129920229 | +1 312-992-0229 Illinois U.S.A.
  • 3129920230 | +1 312-992-0230 Illinois U.S.A.
  • 3129920231 | +1 312-992-0231 Illinois U.S.A.
  • 3129920232 | +1 312-992-0232 Illinois U.S.A.
  • 3129920233 | +1 312-992-0233 Illinois U.S.A.
  • 3129920234 | +1 312-992-0234 Illinois U.S.A.
  • 3129920235 | +1 312-992-0235 Illinois U.S.A.
  • 3129920236 | +1 312-992-0236 Illinois U.S.A.
  • 3129920237 | +1 312-992-0237 Illinois U.S.A.
  • 3129920238 | +1 312-992-0238 Illinois U.S.A.
  • 3129920239 | +1 312-992-0239 Illinois U.S.A.
  • 3129920240 | +1 312-992-0240 Illinois U.S.A.
  • 3129920241 | +1 312-992-0241 Illinois U.S.A.
  • 3129920242 | +1 312-992-0242 Illinois U.S.A.
  • 3129920243 | +1 312-992-0243 Illinois U.S.A.
  • 3129920244 | +1 312-992-0244 Illinois U.S.A.
  • 3129920245 | +1 312-992-0245 Illinois U.S.A.
  • 3129920246 | +1 312-992-0246 Illinois U.S.A.
  • 3129920247 | +1 312-992-0247 Illinois U.S.A.
  • 3129920248 | +1 312-992-0248 Illinois U.S.A.
  • 3129920249 | +1 312-992-0249 Illinois U.S.A.
  • 3129920250 | +1 312-992-0250 Illinois U.S.A.
  • 3129920251 | +1 312-992-0251 Illinois U.S.A.
  • 3129920252 | +1 312-992-0252 Illinois U.S.A.
  • 3129920253 | +1 312-992-0253 Illinois U.S.A.
  • 3129920254 | +1 312-992-0254 Illinois U.S.A.
  • 3129920255 | +1 312-992-0255 Illinois U.S.A.
  • 3129920256 | +1 312-992-0256 Illinois U.S.A.
  • 3129920257 | +1 312-992-0257 Illinois U.S.A.
  • 3129920258 | +1 312-992-0258 Illinois U.S.A.
  • 3129920259 | +1 312-992-0259 Illinois U.S.A.
  • 3129920260 | +1 312-992-0260 Illinois U.S.A.
  • 3129920261 | +1 312-992-0261 Illinois U.S.A.
  • 3129920262 | +1 312-992-0262 Illinois U.S.A.
  • 3129920263 | +1 312-992-0263 Illinois U.S.A.
  • 3129920264 | +1 312-992-0264 Illinois U.S.A.
  • 3129920265 | +1 312-992-0265 Illinois U.S.A.
  • 3129920266 | +1 312-992-0266 Illinois U.S.A.
  • 3129920267 | +1 312-992-0267 Illinois U.S.A.
  • 3129920268 | +1 312-992-0268 Illinois U.S.A.
  • 3129920269 | +1 312-992-0269 Illinois U.S.A.
  • 3129920270 | +1 312-992-0270 Illinois U.S.A.
  • 3129920271 | +1 312-992-0271 Illinois U.S.A.
  • 3129920272 | +1 312-992-0272 Illinois U.S.A.
  • 3129920273 | +1 312-992-0273 Illinois U.S.A.
  • 3129920274 | +1 312-992-0274 Illinois U.S.A.
  • 3129920275 | +1 312-992-0275 Illinois U.S.A.
  • 3129920276 | +1 312-992-0276 Illinois U.S.A.
  • 3129920277 | +1 312-992-0277 Illinois U.S.A.
  • 3129920278 | +1 312-992-0278 Illinois U.S.A.
  • 3129920279 | +1 312-992-0279 Illinois U.S.A.
  • 3129920280 | +1 312-992-0280 Illinois U.S.A.
  • 3129920281 | +1 312-992-0281 Illinois U.S.A.
  • 3129920282 | +1 312-992-0282 Illinois U.S.A.
  • 3129920283 | +1 312-992-0283 Illinois U.S.A.
  • 3129920284 | +1 312-992-0284 Illinois U.S.A.
  • 3129920285 | +1 312-992-0285 Illinois U.S.A.
  • 3129920286 | +1 312-992-0286 Illinois U.S.A.
  • 3129920287 | +1 312-992-0287 Illinois U.S.A.
  • 3129920288 | +1 312-992-0288 Illinois U.S.A.
  • 3129920289 | +1 312-992-0289 Illinois U.S.A.
  • 3129920290 | +1 312-992-0290 Illinois U.S.A.
  • 3129920291 | +1 312-992-0291 Illinois U.S.A.
  • 3129920292 | +1 312-992-0292 Illinois U.S.A.
  • 3129920293 | +1 312-992-0293 Illinois U.S.A.
  • 3129920294 | +1 312-992-0294 Illinois U.S.A.
  • 3129920295 | +1 312-992-0295 Illinois U.S.A.
  • 3129920296 | +1 312-992-0296 Illinois U.S.A.
  • 3129920297 | +1 312-992-0297 Illinois U.S.A.
  • 3129920298 | +1 312-992-0298 Illinois U.S.A.
  • 3129920299 | +1 312-992-0299 Illinois U.S.A.