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).

  • 3129887200 | +1 312-988-7200 Illinois U.S.A.
  • 3129887201 | +1 312-988-7201 Illinois U.S.A.
  • 3129887202 | +1 312-988-7202 Illinois U.S.A.
  • 3129887203 | +1 312-988-7203 Illinois U.S.A.
  • 3129887204 | +1 312-988-7204 Illinois U.S.A.
  • 3129887205 | +1 312-988-7205 Illinois U.S.A.
  • 3129887206 | +1 312-988-7206 Illinois U.S.A.
  • 3129887207 | +1 312-988-7207 Illinois U.S.A.
  • 3129887208 | +1 312-988-7208 Illinois U.S.A.
  • 3129887209 | +1 312-988-7209 Illinois U.S.A.
  • 3129887210 | +1 312-988-7210 Illinois U.S.A.
  • 3129887211 | +1 312-988-7211 Illinois U.S.A.
  • 3129887212 | +1 312-988-7212 Illinois U.S.A.
  • 3129887213 | +1 312-988-7213 Illinois U.S.A.
  • 3129887214 | +1 312-988-7214 Illinois U.S.A.
  • 3129887215 | +1 312-988-7215 Illinois U.S.A.
  • 3129887216 | +1 312-988-7216 Illinois U.S.A.
  • 3129887217 | +1 312-988-7217 Illinois U.S.A.
  • 3129887218 | +1 312-988-7218 Illinois U.S.A.
  • 3129887219 | +1 312-988-7219 Illinois U.S.A.
  • 3129887220 | +1 312-988-7220 Illinois U.S.A.
  • 3129887221 | +1 312-988-7221 Illinois U.S.A.
  • 3129887222 | +1 312-988-7222 Illinois U.S.A.
  • 3129887223 | +1 312-988-7223 Illinois U.S.A.
  • 3129887224 | +1 312-988-7224 Illinois U.S.A.
  • 3129887225 | +1 312-988-7225 Illinois U.S.A.
  • 3129887226 | +1 312-988-7226 Illinois U.S.A.
  • 3129887227 | +1 312-988-7227 Illinois U.S.A.
  • 3129887228 | +1 312-988-7228 Illinois U.S.A.
  • 3129887229 | +1 312-988-7229 Illinois U.S.A.
  • 3129887230 | +1 312-988-7230 Illinois U.S.A.
  • 3129887231 | +1 312-988-7231 Illinois U.S.A.
  • 3129887232 | +1 312-988-7232 Illinois U.S.A.
  • 3129887233 | +1 312-988-7233 Illinois U.S.A.
  • 3129887234 | +1 312-988-7234 Illinois U.S.A.
  • 3129887235 | +1 312-988-7235 Illinois U.S.A.
  • 3129887236 | +1 312-988-7236 Illinois U.S.A.
  • 3129887237 | +1 312-988-7237 Illinois U.S.A.
  • 3129887238 | +1 312-988-7238 Illinois U.S.A.
  • 3129887239 | +1 312-988-7239 Illinois U.S.A.
  • 3129887240 | +1 312-988-7240 Illinois U.S.A.
  • 3129887241 | +1 312-988-7241 Illinois U.S.A.
  • 3129887242 | +1 312-988-7242 Illinois U.S.A.
  • 3129887243 | +1 312-988-7243 Illinois U.S.A.
  • 3129887244 | +1 312-988-7244 Illinois U.S.A.
  • 3129887245 | +1 312-988-7245 Illinois U.S.A.
  • 3129887246 | +1 312-988-7246 Illinois U.S.A.
  • 3129887247 | +1 312-988-7247 Illinois U.S.A.
  • 3129887248 | +1 312-988-7248 Illinois U.S.A.
  • 3129887249 | +1 312-988-7249 Illinois U.S.A.
  • 3129887250 | +1 312-988-7250 Illinois U.S.A.
  • 3129887251 | +1 312-988-7251 Illinois U.S.A.
  • 3129887252 | +1 312-988-7252 Illinois U.S.A.
  • 3129887253 | +1 312-988-7253 Illinois U.S.A.
  • 3129887254 | +1 312-988-7254 Illinois U.S.A.
  • 3129887255 | +1 312-988-7255 Illinois U.S.A.
  • 3129887256 | +1 312-988-7256 Illinois U.S.A.
  • 3129887257 | +1 312-988-7257 Illinois U.S.A.
  • 3129887258 | +1 312-988-7258 Illinois U.S.A.
  • 3129887259 | +1 312-988-7259 Illinois U.S.A.
  • 3129887260 | +1 312-988-7260 Illinois U.S.A.
  • 3129887261 | +1 312-988-7261 Illinois U.S.A.
  • 3129887262 | +1 312-988-7262 Illinois U.S.A.
  • 3129887263 | +1 312-988-7263 Illinois U.S.A.
  • 3129887264 | +1 312-988-7264 Illinois U.S.A.
  • 3129887265 | +1 312-988-7265 Illinois U.S.A.
  • 3129887266 | +1 312-988-7266 Illinois U.S.A.
  • 3129887267 | +1 312-988-7267 Illinois U.S.A.
  • 3129887268 | +1 312-988-7268 Illinois U.S.A.
  • 3129887269 | +1 312-988-7269 Illinois U.S.A.
  • 3129887270 | +1 312-988-7270 Illinois U.S.A.
  • 3129887271 | +1 312-988-7271 Illinois U.S.A.
  • 3129887272 | +1 312-988-7272 Illinois U.S.A.
  • 3129887273 | +1 312-988-7273 Illinois U.S.A.
  • 3129887274 | +1 312-988-7274 Illinois U.S.A.
  • 3129887275 | +1 312-988-7275 Illinois U.S.A.
  • 3129887276 | +1 312-988-7276 Illinois U.S.A.
  • 3129887277 | +1 312-988-7277 Illinois U.S.A.
  • 3129887278 | +1 312-988-7278 Illinois U.S.A.
  • 3129887279 | +1 312-988-7279 Illinois U.S.A.
  • 3129887280 | +1 312-988-7280 Illinois U.S.A.
  • 3129887281 | +1 312-988-7281 Illinois U.S.A.
  • 3129887282 | +1 312-988-7282 Illinois U.S.A.
  • 3129887283 | +1 312-988-7283 Illinois U.S.A.
  • 3129887284 | +1 312-988-7284 Illinois U.S.A.
  • 3129887285 | +1 312-988-7285 Illinois U.S.A.
  • 3129887286 | +1 312-988-7286 Illinois U.S.A.
  • 3129887287 | +1 312-988-7287 Illinois U.S.A.
  • 3129887288 | +1 312-988-7288 Illinois U.S.A.
  • 3129887289 | +1 312-988-7289 Illinois U.S.A.
  • 3129887290 | +1 312-988-7290 Illinois U.S.A.
  • 3129887291 | +1 312-988-7291 Illinois U.S.A.
  • 3129887292 | +1 312-988-7292 Illinois U.S.A.
  • 3129887293 | +1 312-988-7293 Illinois U.S.A.
  • 3129887294 | +1 312-988-7294 Illinois U.S.A.
  • 3129887295 | +1 312-988-7295 Illinois U.S.A.
  • 3129887296 | +1 312-988-7296 Illinois U.S.A.
  • 3129887297 | +1 312-988-7297 Illinois U.S.A.
  • 3129887298 | +1 312-988-7298 Illinois U.S.A.
  • 3129887299 | +1 312-988-7299 Illinois U.S.A.