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).

  • 3128990200 | +1 312-899-0200 Illinois U.S.A.
  • 3128990201 | +1 312-899-0201 Illinois U.S.A.
  • 3128990202 | +1 312-899-0202 Illinois U.S.A.
  • 3128990203 | +1 312-899-0203 Illinois U.S.A.
  • 3128990204 | +1 312-899-0204 Illinois U.S.A.
  • 3128990205 | +1 312-899-0205 Illinois U.S.A.
  • 3128990206 | +1 312-899-0206 Illinois U.S.A.
  • 3128990207 | +1 312-899-0207 Illinois U.S.A.
  • 3128990208 | +1 312-899-0208 Illinois U.S.A.
  • 3128990209 | +1 312-899-0209 Illinois U.S.A.
  • 3128990210 | +1 312-899-0210 Illinois U.S.A.
  • 3128990211 | +1 312-899-0211 Illinois U.S.A.
  • 3128990212 | +1 312-899-0212 Illinois U.S.A.
  • 3128990213 | +1 312-899-0213 Illinois U.S.A.
  • 3128990214 | +1 312-899-0214 Illinois U.S.A.
  • 3128990215 | +1 312-899-0215 Illinois U.S.A.
  • 3128990216 | +1 312-899-0216 Illinois U.S.A.
  • 3128990217 | +1 312-899-0217 Illinois U.S.A.
  • 3128990218 | +1 312-899-0218 Illinois U.S.A.
  • 3128990219 | +1 312-899-0219 Illinois U.S.A.
  • 3128990220 | +1 312-899-0220 Illinois U.S.A.
  • 3128990221 | +1 312-899-0221 Illinois U.S.A.
  • 3128990222 | +1 312-899-0222 Illinois U.S.A.
  • 3128990223 | +1 312-899-0223 Illinois U.S.A.
  • 3128990224 | +1 312-899-0224 Illinois U.S.A.
  • 3128990225 | +1 312-899-0225 Illinois U.S.A.
  • 3128990226 | +1 312-899-0226 Illinois U.S.A.
  • 3128990227 | +1 312-899-0227 Illinois U.S.A.
  • 3128990228 | +1 312-899-0228 Illinois U.S.A.
  • 3128990229 | +1 312-899-0229 Illinois U.S.A.
  • 3128990230 | +1 312-899-0230 Illinois U.S.A.
  • 3128990231 | +1 312-899-0231 Illinois U.S.A.
  • 3128990232 | +1 312-899-0232 Illinois U.S.A.
  • 3128990233 | +1 312-899-0233 Illinois U.S.A.
  • 3128990234 | +1 312-899-0234 Illinois U.S.A.
  • 3128990235 | +1 312-899-0235 Illinois U.S.A.
  • 3128990236 | +1 312-899-0236 Illinois U.S.A.
  • 3128990237 | +1 312-899-0237 Illinois U.S.A.
  • 3128990238 | +1 312-899-0238 Illinois U.S.A.
  • 3128990239 | +1 312-899-0239 Illinois U.S.A.
  • 3128990240 | +1 312-899-0240 Illinois U.S.A.
  • 3128990241 | +1 312-899-0241 Illinois U.S.A.
  • 3128990242 | +1 312-899-0242 Illinois U.S.A.
  • 3128990243 | +1 312-899-0243 Illinois U.S.A.
  • 3128990244 | +1 312-899-0244 Illinois U.S.A.
  • 3128990245 | +1 312-899-0245 Illinois U.S.A.
  • 3128990246 | +1 312-899-0246 Illinois U.S.A.
  • 3128990247 | +1 312-899-0247 Illinois U.S.A.
  • 3128990248 | +1 312-899-0248 Illinois U.S.A.
  • 3128990249 | +1 312-899-0249 Illinois U.S.A.
  • 3128990250 | +1 312-899-0250 Illinois U.S.A.
  • 3128990251 | +1 312-899-0251 Illinois U.S.A.
  • 3128990252 | +1 312-899-0252 Illinois U.S.A.
  • 3128990253 | +1 312-899-0253 Illinois U.S.A.
  • 3128990254 | +1 312-899-0254 Illinois U.S.A.
  • 3128990255 | +1 312-899-0255 Illinois U.S.A.
  • 3128990256 | +1 312-899-0256 Illinois U.S.A.
  • 3128990257 | +1 312-899-0257 Illinois U.S.A.
  • 3128990258 | +1 312-899-0258 Illinois U.S.A.
  • 3128990259 | +1 312-899-0259 Illinois U.S.A.
  • 3128990260 | +1 312-899-0260 Illinois U.S.A.
  • 3128990261 | +1 312-899-0261 Illinois U.S.A.
  • 3128990262 | +1 312-899-0262 Illinois U.S.A.
  • 3128990263 | +1 312-899-0263 Illinois U.S.A.
  • 3128990264 | +1 312-899-0264 Illinois U.S.A.
  • 3128990265 | +1 312-899-0265 Illinois U.S.A.
  • 3128990266 | +1 312-899-0266 Illinois U.S.A.
  • 3128990267 | +1 312-899-0267 Illinois U.S.A.
  • 3128990268 | +1 312-899-0268 Illinois U.S.A.
  • 3128990269 | +1 312-899-0269 Illinois U.S.A.
  • 3128990270 | +1 312-899-0270 Illinois U.S.A.
  • 3128990271 | +1 312-899-0271 Illinois U.S.A.
  • 3128990272 | +1 312-899-0272 Illinois U.S.A.
  • 3128990273 | +1 312-899-0273 Illinois U.S.A.
  • 3128990274 | +1 312-899-0274 Illinois U.S.A.
  • 3128990275 | +1 312-899-0275 Illinois U.S.A.
  • 3128990276 | +1 312-899-0276 Illinois U.S.A.
  • 3128990277 | +1 312-899-0277 Illinois U.S.A.
  • 3128990278 | +1 312-899-0278 Illinois U.S.A.
  • 3128990279 | +1 312-899-0279 Illinois U.S.A.
  • 3128990280 | +1 312-899-0280 Illinois U.S.A.
  • 3128990281 | +1 312-899-0281 Illinois U.S.A.
  • 3128990282 | +1 312-899-0282 Illinois U.S.A.
  • 3128990283 | +1 312-899-0283 Illinois U.S.A.
  • 3128990284 | +1 312-899-0284 Illinois U.S.A.
  • 3128990285 | +1 312-899-0285 Illinois U.S.A.
  • 3128990286 | +1 312-899-0286 Illinois U.S.A.
  • 3128990287 | +1 312-899-0287 Illinois U.S.A.
  • 3128990288 | +1 312-899-0288 Illinois U.S.A.
  • 3128990289 | +1 312-899-0289 Illinois U.S.A.
  • 3128990290 | +1 312-899-0290 Illinois U.S.A.
  • 3128990291 | +1 312-899-0291 Illinois U.S.A.
  • 3128990292 | +1 312-899-0292 Illinois U.S.A.
  • 3128990293 | +1 312-899-0293 Illinois U.S.A.
  • 3128990294 | +1 312-899-0294 Illinois U.S.A.
  • 3128990295 | +1 312-899-0295 Illinois U.S.A.
  • 3128990296 | +1 312-899-0296 Illinois U.S.A.
  • 3128990297 | +1 312-899-0297 Illinois U.S.A.
  • 3128990298 | +1 312-899-0298 Illinois U.S.A.
  • 3128990299 | +1 312-899-0299 Illinois U.S.A.