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).

  • 3124301200 | +1 312-430-1200 Illinois U.S.A.
  • 3124301201 | +1 312-430-1201 Illinois U.S.A.
  • 3124301202 | +1 312-430-1202 Illinois U.S.A.
  • 3124301203 | +1 312-430-1203 Illinois U.S.A.
  • 3124301204 | +1 312-430-1204 Illinois U.S.A.
  • 3124301205 | +1 312-430-1205 Illinois U.S.A.
  • 3124301206 | +1 312-430-1206 Illinois U.S.A.
  • 3124301207 | +1 312-430-1207 Illinois U.S.A.
  • 3124301208 | +1 312-430-1208 Illinois U.S.A.
  • 3124301209 | +1 312-430-1209 Illinois U.S.A.
  • 3124301210 | +1 312-430-1210 Illinois U.S.A.
  • 3124301211 | +1 312-430-1211 Illinois U.S.A.
  • 3124301212 | +1 312-430-1212 Illinois U.S.A.
  • 3124301213 | +1 312-430-1213 Illinois U.S.A.
  • 3124301214 | +1 312-430-1214 Illinois U.S.A.
  • 3124301215 | +1 312-430-1215 Illinois U.S.A.
  • 3124301216 | +1 312-430-1216 Illinois U.S.A.
  • 3124301217 | +1 312-430-1217 Illinois U.S.A.
  • 3124301218 | +1 312-430-1218 Illinois U.S.A.
  • 3124301219 | +1 312-430-1219 Illinois U.S.A.
  • 3124301220 | +1 312-430-1220 Illinois U.S.A.
  • 3124301221 | +1 312-430-1221 Illinois U.S.A.
  • 3124301222 | +1 312-430-1222 Illinois U.S.A.
  • 3124301223 | +1 312-430-1223 Illinois U.S.A.
  • 3124301224 | +1 312-430-1224 Illinois U.S.A.
  • 3124301225 | +1 312-430-1225 Illinois U.S.A.
  • 3124301226 | +1 312-430-1226 Illinois U.S.A.
  • 3124301227 | +1 312-430-1227 Illinois U.S.A.
  • 3124301228 | +1 312-430-1228 Illinois U.S.A.
  • 3124301229 | +1 312-430-1229 Illinois U.S.A.
  • 3124301230 | +1 312-430-1230 Illinois U.S.A.
  • 3124301231 | +1 312-430-1231 Illinois U.S.A.
  • 3124301232 | +1 312-430-1232 Illinois U.S.A.
  • 3124301233 | +1 312-430-1233 Illinois U.S.A.
  • 3124301234 | +1 312-430-1234 Illinois U.S.A.
  • 3124301235 | +1 312-430-1235 Illinois U.S.A.
  • 3124301236 | +1 312-430-1236 Illinois U.S.A.
  • 3124301237 | +1 312-430-1237 Illinois U.S.A.
  • 3124301238 | +1 312-430-1238 Illinois U.S.A.
  • 3124301239 | +1 312-430-1239 Illinois U.S.A.
  • 3124301240 | +1 312-430-1240 Illinois U.S.A.
  • 3124301241 | +1 312-430-1241 Illinois U.S.A.
  • 3124301242 | +1 312-430-1242 Illinois U.S.A.
  • 3124301243 | +1 312-430-1243 Illinois U.S.A.
  • 3124301244 | +1 312-430-1244 Illinois U.S.A.
  • 3124301245 | +1 312-430-1245 Illinois U.S.A.
  • 3124301246 | +1 312-430-1246 Illinois U.S.A.
  • 3124301247 | +1 312-430-1247 Illinois U.S.A.
  • 3124301248 | +1 312-430-1248 Illinois U.S.A.
  • 3124301249 | +1 312-430-1249 Illinois U.S.A.
  • 3124301250 | +1 312-430-1250 Illinois U.S.A.
  • 3124301251 | +1 312-430-1251 Illinois U.S.A.
  • 3124301252 | +1 312-430-1252 Illinois U.S.A.
  • 3124301253 | +1 312-430-1253 Illinois U.S.A.
  • 3124301254 | +1 312-430-1254 Illinois U.S.A.
  • 3124301255 | +1 312-430-1255 Illinois U.S.A.
  • 3124301256 | +1 312-430-1256 Illinois U.S.A.
  • 3124301257 | +1 312-430-1257 Illinois U.S.A.
  • 3124301258 | +1 312-430-1258 Illinois U.S.A.
  • 3124301259 | +1 312-430-1259 Illinois U.S.A.
  • 3124301260 | +1 312-430-1260 Illinois U.S.A.
  • 3124301261 | +1 312-430-1261 Illinois U.S.A.
  • 3124301262 | +1 312-430-1262 Illinois U.S.A.
  • 3124301263 | +1 312-430-1263 Illinois U.S.A.
  • 3124301264 | +1 312-430-1264 Illinois U.S.A.
  • 3124301265 | +1 312-430-1265 Illinois U.S.A.
  • 3124301266 | +1 312-430-1266 Illinois U.S.A.
  • 3124301267 | +1 312-430-1267 Illinois U.S.A.
  • 3124301268 | +1 312-430-1268 Illinois U.S.A.
  • 3124301269 | +1 312-430-1269 Illinois U.S.A.
  • 3124301270 | +1 312-430-1270 Illinois U.S.A.
  • 3124301271 | +1 312-430-1271 Illinois U.S.A.
  • 3124301272 | +1 312-430-1272 Illinois U.S.A.
  • 3124301273 | +1 312-430-1273 Illinois U.S.A.
  • 3124301274 | +1 312-430-1274 Illinois U.S.A.
  • 3124301275 | +1 312-430-1275 Illinois U.S.A.
  • 3124301276 | +1 312-430-1276 Illinois U.S.A.
  • 3124301277 | +1 312-430-1277 Illinois U.S.A.
  • 3124301278 | +1 312-430-1278 Illinois U.S.A.
  • 3124301279 | +1 312-430-1279 Illinois U.S.A.
  • 3124301280 | +1 312-430-1280 Illinois U.S.A.
  • 3124301281 | +1 312-430-1281 Illinois U.S.A.
  • 3124301282 | +1 312-430-1282 Illinois U.S.A.
  • 3124301283 | +1 312-430-1283 Illinois U.S.A.
  • 3124301284 | +1 312-430-1284 Illinois U.S.A.
  • 3124301285 | +1 312-430-1285 Illinois U.S.A.
  • 3124301286 | +1 312-430-1286 Illinois U.S.A.
  • 3124301287 | +1 312-430-1287 Illinois U.S.A.
  • 3124301288 | +1 312-430-1288 Illinois U.S.A.
  • 3124301289 | +1 312-430-1289 Illinois U.S.A.
  • 3124301290 | +1 312-430-1290 Illinois U.S.A.
  • 3124301291 | +1 312-430-1291 Illinois U.S.A.
  • 3124301292 | +1 312-430-1292 Illinois U.S.A.
  • 3124301293 | +1 312-430-1293 Illinois U.S.A.
  • 3124301294 | +1 312-430-1294 Illinois U.S.A.
  • 3124301295 | +1 312-430-1295 Illinois U.S.A.
  • 3124301296 | +1 312-430-1296 Illinois U.S.A.
  • 3124301297 | +1 312-430-1297 Illinois U.S.A.
  • 3124301298 | +1 312-430-1298 Illinois U.S.A.
  • 3124301299 | +1 312-430-1299 Illinois U.S.A.