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).

  • 3124291200 | +1 312-429-1200 Illinois U.S.A.
  • 3124291201 | +1 312-429-1201 Illinois U.S.A.
  • 3124291202 | +1 312-429-1202 Illinois U.S.A.
  • 3124291203 | +1 312-429-1203 Illinois U.S.A.
  • 3124291204 | +1 312-429-1204 Illinois U.S.A.
  • 3124291205 | +1 312-429-1205 Illinois U.S.A.
  • 3124291206 | +1 312-429-1206 Illinois U.S.A.
  • 3124291207 | +1 312-429-1207 Illinois U.S.A.
  • 3124291208 | +1 312-429-1208 Illinois U.S.A.
  • 3124291209 | +1 312-429-1209 Illinois U.S.A.
  • 3124291210 | +1 312-429-1210 Illinois U.S.A.
  • 3124291211 | +1 312-429-1211 Illinois U.S.A.
  • 3124291212 | +1 312-429-1212 Illinois U.S.A.
  • 3124291213 | +1 312-429-1213 Illinois U.S.A.
  • 3124291214 | +1 312-429-1214 Illinois U.S.A.
  • 3124291215 | +1 312-429-1215 Illinois U.S.A.
  • 3124291216 | +1 312-429-1216 Illinois U.S.A.
  • 3124291217 | +1 312-429-1217 Illinois U.S.A.
  • 3124291218 | +1 312-429-1218 Illinois U.S.A.
  • 3124291219 | +1 312-429-1219 Illinois U.S.A.
  • 3124291220 | +1 312-429-1220 Illinois U.S.A.
  • 3124291221 | +1 312-429-1221 Illinois U.S.A.
  • 3124291222 | +1 312-429-1222 Illinois U.S.A.
  • 3124291223 | +1 312-429-1223 Illinois U.S.A.
  • 3124291224 | +1 312-429-1224 Illinois U.S.A.
  • 3124291225 | +1 312-429-1225 Illinois U.S.A.
  • 3124291226 | +1 312-429-1226 Illinois U.S.A.
  • 3124291227 | +1 312-429-1227 Illinois U.S.A.
  • 3124291228 | +1 312-429-1228 Illinois U.S.A.
  • 3124291229 | +1 312-429-1229 Illinois U.S.A.
  • 3124291230 | +1 312-429-1230 Illinois U.S.A.
  • 3124291231 | +1 312-429-1231 Illinois U.S.A.
  • 3124291232 | +1 312-429-1232 Illinois U.S.A.
  • 3124291233 | +1 312-429-1233 Illinois U.S.A.
  • 3124291234 | +1 312-429-1234 Illinois U.S.A.
  • 3124291235 | +1 312-429-1235 Illinois U.S.A.
  • 3124291236 | +1 312-429-1236 Illinois U.S.A.
  • 3124291237 | +1 312-429-1237 Illinois U.S.A.
  • 3124291238 | +1 312-429-1238 Illinois U.S.A.
  • 3124291239 | +1 312-429-1239 Illinois U.S.A.
  • 3124291240 | +1 312-429-1240 Illinois U.S.A.
  • 3124291241 | +1 312-429-1241 Illinois U.S.A.
  • 3124291242 | +1 312-429-1242 Illinois U.S.A.
  • 3124291243 | +1 312-429-1243 Illinois U.S.A.
  • 3124291244 | +1 312-429-1244 Illinois U.S.A.
  • 3124291245 | +1 312-429-1245 Illinois U.S.A.
  • 3124291246 | +1 312-429-1246 Illinois U.S.A.
  • 3124291247 | +1 312-429-1247 Illinois U.S.A.
  • 3124291248 | +1 312-429-1248 Illinois U.S.A.
  • 3124291249 | +1 312-429-1249 Illinois U.S.A.
  • 3124291250 | +1 312-429-1250 Illinois U.S.A.
  • 3124291251 | +1 312-429-1251 Illinois U.S.A.
  • 3124291252 | +1 312-429-1252 Illinois U.S.A.
  • 3124291253 | +1 312-429-1253 Illinois U.S.A.
  • 3124291254 | +1 312-429-1254 Illinois U.S.A.
  • 3124291255 | +1 312-429-1255 Illinois U.S.A.
  • 3124291256 | +1 312-429-1256 Illinois U.S.A.
  • 3124291257 | +1 312-429-1257 Illinois U.S.A.
  • 3124291258 | +1 312-429-1258 Illinois U.S.A.
  • 3124291259 | +1 312-429-1259 Illinois U.S.A.
  • 3124291260 | +1 312-429-1260 Illinois U.S.A.
  • 3124291261 | +1 312-429-1261 Illinois U.S.A.
  • 3124291262 | +1 312-429-1262 Illinois U.S.A.
  • 3124291263 | +1 312-429-1263 Illinois U.S.A.
  • 3124291264 | +1 312-429-1264 Illinois U.S.A.
  • 3124291265 | +1 312-429-1265 Illinois U.S.A.
  • 3124291266 | +1 312-429-1266 Illinois U.S.A.
  • 3124291267 | +1 312-429-1267 Illinois U.S.A.
  • 3124291268 | +1 312-429-1268 Illinois U.S.A.
  • 3124291269 | +1 312-429-1269 Illinois U.S.A.
  • 3124291270 | +1 312-429-1270 Illinois U.S.A.
  • 3124291271 | +1 312-429-1271 Illinois U.S.A.
  • 3124291272 | +1 312-429-1272 Illinois U.S.A.
  • 3124291273 | +1 312-429-1273 Illinois U.S.A.
  • 3124291274 | +1 312-429-1274 Illinois U.S.A.
  • 3124291275 | +1 312-429-1275 Illinois U.S.A.
  • 3124291276 | +1 312-429-1276 Illinois U.S.A.
  • 3124291277 | +1 312-429-1277 Illinois U.S.A.
  • 3124291278 | +1 312-429-1278 Illinois U.S.A.
  • 3124291279 | +1 312-429-1279 Illinois U.S.A.
  • 3124291280 | +1 312-429-1280 Illinois U.S.A.
  • 3124291281 | +1 312-429-1281 Illinois U.S.A.
  • 3124291282 | +1 312-429-1282 Illinois U.S.A.
  • 3124291283 | +1 312-429-1283 Illinois U.S.A.
  • 3124291284 | +1 312-429-1284 Illinois U.S.A.
  • 3124291285 | +1 312-429-1285 Illinois U.S.A.
  • 3124291286 | +1 312-429-1286 Illinois U.S.A.
  • 3124291287 | +1 312-429-1287 Illinois U.S.A.
  • 3124291288 | +1 312-429-1288 Illinois U.S.A.
  • 3124291289 | +1 312-429-1289 Illinois U.S.A.
  • 3124291290 | +1 312-429-1290 Illinois U.S.A.
  • 3124291291 | +1 312-429-1291 Illinois U.S.A.
  • 3124291292 | +1 312-429-1292 Illinois U.S.A.
  • 3124291293 | +1 312-429-1293 Illinois U.S.A.
  • 3124291294 | +1 312-429-1294 Illinois U.S.A.
  • 3124291295 | +1 312-429-1295 Illinois U.S.A.
  • 3124291296 | +1 312-429-1296 Illinois U.S.A.
  • 3124291297 | +1 312-429-1297 Illinois U.S.A.
  • 3124291298 | +1 312-429-1298 Illinois U.S.A.
  • 3124291299 | +1 312-429-1299 Illinois U.S.A.