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).

  • 3127990200 | +1 312-799-0200 Illinois U.S.A.
  • 3127990201 | +1 312-799-0201 Illinois U.S.A.
  • 3127990202 | +1 312-799-0202 Illinois U.S.A.
  • 3127990203 | +1 312-799-0203 Illinois U.S.A.
  • 3127990204 | +1 312-799-0204 Illinois U.S.A.
  • 3127990205 | +1 312-799-0205 Illinois U.S.A.
  • 3127990206 | +1 312-799-0206 Illinois U.S.A.
  • 3127990207 | +1 312-799-0207 Illinois U.S.A.
  • 3127990208 | +1 312-799-0208 Illinois U.S.A.
  • 3127990209 | +1 312-799-0209 Illinois U.S.A.
  • 3127990210 | +1 312-799-0210 Illinois U.S.A.
  • 3127990211 | +1 312-799-0211 Illinois U.S.A.
  • 3127990212 | +1 312-799-0212 Illinois U.S.A.
  • 3127990213 | +1 312-799-0213 Illinois U.S.A.
  • 3127990214 | +1 312-799-0214 Illinois U.S.A.
  • 3127990215 | +1 312-799-0215 Illinois U.S.A.
  • 3127990216 | +1 312-799-0216 Illinois U.S.A.
  • 3127990217 | +1 312-799-0217 Illinois U.S.A.
  • 3127990218 | +1 312-799-0218 Illinois U.S.A.
  • 3127990219 | +1 312-799-0219 Illinois U.S.A.
  • 3127990220 | +1 312-799-0220 Illinois U.S.A.
  • 3127990221 | +1 312-799-0221 Illinois U.S.A.
  • 3127990222 | +1 312-799-0222 Illinois U.S.A.
  • 3127990223 | +1 312-799-0223 Illinois U.S.A.
  • 3127990224 | +1 312-799-0224 Illinois U.S.A.
  • 3127990225 | +1 312-799-0225 Illinois U.S.A.
  • 3127990226 | +1 312-799-0226 Illinois U.S.A.
  • 3127990227 | +1 312-799-0227 Illinois U.S.A.
  • 3127990228 | +1 312-799-0228 Illinois U.S.A.
  • 3127990229 | +1 312-799-0229 Illinois U.S.A.
  • 3127990230 | +1 312-799-0230 Illinois U.S.A.
  • 3127990231 | +1 312-799-0231 Illinois U.S.A.
  • 3127990232 | +1 312-799-0232 Illinois U.S.A.
  • 3127990233 | +1 312-799-0233 Illinois U.S.A.
  • 3127990234 | +1 312-799-0234 Illinois U.S.A.
  • 3127990235 | +1 312-799-0235 Illinois U.S.A.
  • 3127990236 | +1 312-799-0236 Illinois U.S.A.
  • 3127990237 | +1 312-799-0237 Illinois U.S.A.
  • 3127990238 | +1 312-799-0238 Illinois U.S.A.
  • 3127990239 | +1 312-799-0239 Illinois U.S.A.
  • 3127990240 | +1 312-799-0240 Illinois U.S.A.
  • 3127990241 | +1 312-799-0241 Illinois U.S.A.
  • 3127990242 | +1 312-799-0242 Illinois U.S.A.
  • 3127990243 | +1 312-799-0243 Illinois U.S.A.
  • 3127990244 | +1 312-799-0244 Illinois U.S.A.
  • 3127990245 | +1 312-799-0245 Illinois U.S.A.
  • 3127990246 | +1 312-799-0246 Illinois U.S.A.
  • 3127990247 | +1 312-799-0247 Illinois U.S.A.
  • 3127990248 | +1 312-799-0248 Illinois U.S.A.
  • 3127990249 | +1 312-799-0249 Illinois U.S.A.
  • 3127990250 | +1 312-799-0250 Illinois U.S.A.
  • 3127990251 | +1 312-799-0251 Illinois U.S.A.
  • 3127990252 | +1 312-799-0252 Illinois U.S.A.
  • 3127990253 | +1 312-799-0253 Illinois U.S.A.
  • 3127990254 | +1 312-799-0254 Illinois U.S.A.
  • 3127990255 | +1 312-799-0255 Illinois U.S.A.
  • 3127990256 | +1 312-799-0256 Illinois U.S.A.
  • 3127990257 | +1 312-799-0257 Illinois U.S.A.
  • 3127990258 | +1 312-799-0258 Illinois U.S.A.
  • 3127990259 | +1 312-799-0259 Illinois U.S.A.
  • 3127990260 | +1 312-799-0260 Illinois U.S.A.
  • 3127990261 | +1 312-799-0261 Illinois U.S.A.
  • 3127990262 | +1 312-799-0262 Illinois U.S.A.
  • 3127990263 | +1 312-799-0263 Illinois U.S.A.
  • 3127990264 | +1 312-799-0264 Illinois U.S.A.
  • 3127990265 | +1 312-799-0265 Illinois U.S.A.
  • 3127990266 | +1 312-799-0266 Illinois U.S.A.
  • 3127990267 | +1 312-799-0267 Illinois U.S.A.
  • 3127990268 | +1 312-799-0268 Illinois U.S.A.
  • 3127990269 | +1 312-799-0269 Illinois U.S.A.
  • 3127990270 | +1 312-799-0270 Illinois U.S.A.
  • 3127990271 | +1 312-799-0271 Illinois U.S.A.
  • 3127990272 | +1 312-799-0272 Illinois U.S.A.
  • 3127990273 | +1 312-799-0273 Illinois U.S.A.
  • 3127990274 | +1 312-799-0274 Illinois U.S.A.
  • 3127990275 | +1 312-799-0275 Illinois U.S.A.
  • 3127990276 | +1 312-799-0276 Illinois U.S.A.
  • 3127990277 | +1 312-799-0277 Illinois U.S.A.
  • 3127990278 | +1 312-799-0278 Illinois U.S.A.
  • 3127990279 | +1 312-799-0279 Illinois U.S.A.
  • 3127990280 | +1 312-799-0280 Illinois U.S.A.
  • 3127990281 | +1 312-799-0281 Illinois U.S.A.
  • 3127990282 | +1 312-799-0282 Illinois U.S.A.
  • 3127990283 | +1 312-799-0283 Illinois U.S.A.
  • 3127990284 | +1 312-799-0284 Illinois U.S.A.
  • 3127990285 | +1 312-799-0285 Illinois U.S.A.
  • 3127990286 | +1 312-799-0286 Illinois U.S.A.
  • 3127990287 | +1 312-799-0287 Illinois U.S.A.
  • 3127990288 | +1 312-799-0288 Illinois U.S.A.
  • 3127990289 | +1 312-799-0289 Illinois U.S.A.
  • 3127990290 | +1 312-799-0290 Illinois U.S.A.
  • 3127990291 | +1 312-799-0291 Illinois U.S.A.
  • 3127990292 | +1 312-799-0292 Illinois U.S.A.
  • 3127990293 | +1 312-799-0293 Illinois U.S.A.
  • 3127990294 | +1 312-799-0294 Illinois U.S.A.
  • 3127990295 | +1 312-799-0295 Illinois U.S.A.
  • 3127990296 | +1 312-799-0296 Illinois U.S.A.
  • 3127990297 | +1 312-799-0297 Illinois U.S.A.
  • 3127990298 | +1 312-799-0298 Illinois U.S.A.
  • 3127990299 | +1 312-799-0299 Illinois U.S.A.