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).

  • 3122301200 | +1 312-230-1200 Illinois U.S.A.
  • 3122301201 | +1 312-230-1201 Illinois U.S.A.
  • 3122301202 | +1 312-230-1202 Illinois U.S.A.
  • 3122301203 | +1 312-230-1203 Illinois U.S.A.
  • 3122301204 | +1 312-230-1204 Illinois U.S.A.
  • 3122301205 | +1 312-230-1205 Illinois U.S.A.
  • 3122301206 | +1 312-230-1206 Illinois U.S.A.
  • 3122301207 | +1 312-230-1207 Illinois U.S.A.
  • 3122301208 | +1 312-230-1208 Illinois U.S.A.
  • 3122301209 | +1 312-230-1209 Illinois U.S.A.
  • 3122301210 | +1 312-230-1210 Illinois U.S.A.
  • 3122301211 | +1 312-230-1211 Illinois U.S.A.
  • 3122301212 | +1 312-230-1212 Illinois U.S.A.
  • 3122301213 | +1 312-230-1213 Illinois U.S.A.
  • 3122301214 | +1 312-230-1214 Illinois U.S.A.
  • 3122301215 | +1 312-230-1215 Illinois U.S.A.
  • 3122301216 | +1 312-230-1216 Illinois U.S.A.
  • 3122301217 | +1 312-230-1217 Illinois U.S.A.
  • 3122301218 | +1 312-230-1218 Illinois U.S.A.
  • 3122301219 | +1 312-230-1219 Illinois U.S.A.
  • 3122301220 | +1 312-230-1220 Illinois U.S.A.
  • 3122301221 | +1 312-230-1221 Illinois U.S.A.
  • 3122301222 | +1 312-230-1222 Illinois U.S.A.
  • 3122301223 | +1 312-230-1223 Illinois U.S.A.
  • 3122301224 | +1 312-230-1224 Illinois U.S.A.
  • 3122301225 | +1 312-230-1225 Illinois U.S.A.
  • 3122301226 | +1 312-230-1226 Illinois U.S.A.
  • 3122301227 | +1 312-230-1227 Illinois U.S.A.
  • 3122301228 | +1 312-230-1228 Illinois U.S.A.
  • 3122301229 | +1 312-230-1229 Illinois U.S.A.
  • 3122301230 | +1 312-230-1230 Illinois U.S.A.
  • 3122301231 | +1 312-230-1231 Illinois U.S.A.
  • 3122301232 | +1 312-230-1232 Illinois U.S.A.
  • 3122301233 | +1 312-230-1233 Illinois U.S.A.
  • 3122301234 | +1 312-230-1234 Illinois U.S.A.
  • 3122301235 | +1 312-230-1235 Illinois U.S.A.
  • 3122301236 | +1 312-230-1236 Illinois U.S.A.
  • 3122301237 | +1 312-230-1237 Illinois U.S.A.
  • 3122301238 | +1 312-230-1238 Illinois U.S.A.
  • 3122301239 | +1 312-230-1239 Illinois U.S.A.
  • 3122301240 | +1 312-230-1240 Illinois U.S.A.
  • 3122301241 | +1 312-230-1241 Illinois U.S.A.
  • 3122301242 | +1 312-230-1242 Illinois U.S.A.
  • 3122301243 | +1 312-230-1243 Illinois U.S.A.
  • 3122301244 | +1 312-230-1244 Illinois U.S.A.
  • 3122301245 | +1 312-230-1245 Illinois U.S.A.
  • 3122301246 | +1 312-230-1246 Illinois U.S.A.
  • 3122301247 | +1 312-230-1247 Illinois U.S.A.
  • 3122301248 | +1 312-230-1248 Illinois U.S.A.
  • 3122301249 | +1 312-230-1249 Illinois U.S.A.
  • 3122301250 | +1 312-230-1250 Illinois U.S.A.
  • 3122301251 | +1 312-230-1251 Illinois U.S.A.
  • 3122301252 | +1 312-230-1252 Illinois U.S.A.
  • 3122301253 | +1 312-230-1253 Illinois U.S.A.
  • 3122301254 | +1 312-230-1254 Illinois U.S.A.
  • 3122301255 | +1 312-230-1255 Illinois U.S.A.
  • 3122301256 | +1 312-230-1256 Illinois U.S.A.
  • 3122301257 | +1 312-230-1257 Illinois U.S.A.
  • 3122301258 | +1 312-230-1258 Illinois U.S.A.
  • 3122301259 | +1 312-230-1259 Illinois U.S.A.
  • 3122301260 | +1 312-230-1260 Illinois U.S.A.
  • 3122301261 | +1 312-230-1261 Illinois U.S.A.
  • 3122301262 | +1 312-230-1262 Illinois U.S.A.
  • 3122301263 | +1 312-230-1263 Illinois U.S.A.
  • 3122301264 | +1 312-230-1264 Illinois U.S.A.
  • 3122301265 | +1 312-230-1265 Illinois U.S.A.
  • 3122301266 | +1 312-230-1266 Illinois U.S.A.
  • 3122301267 | +1 312-230-1267 Illinois U.S.A.
  • 3122301268 | +1 312-230-1268 Illinois U.S.A.
  • 3122301269 | +1 312-230-1269 Illinois U.S.A.
  • 3122301270 | +1 312-230-1270 Illinois U.S.A.
  • 3122301271 | +1 312-230-1271 Illinois U.S.A.
  • 3122301272 | +1 312-230-1272 Illinois U.S.A.
  • 3122301273 | +1 312-230-1273 Illinois U.S.A.
  • 3122301274 | +1 312-230-1274 Illinois U.S.A.
  • 3122301275 | +1 312-230-1275 Illinois U.S.A.
  • 3122301276 | +1 312-230-1276 Illinois U.S.A.
  • 3122301277 | +1 312-230-1277 Illinois U.S.A.
  • 3122301278 | +1 312-230-1278 Illinois U.S.A.
  • 3122301279 | +1 312-230-1279 Illinois U.S.A.
  • 3122301280 | +1 312-230-1280 Illinois U.S.A.
  • 3122301281 | +1 312-230-1281 Illinois U.S.A.
  • 3122301282 | +1 312-230-1282 Illinois U.S.A.
  • 3122301283 | +1 312-230-1283 Illinois U.S.A.
  • 3122301284 | +1 312-230-1284 Illinois U.S.A.
  • 3122301285 | +1 312-230-1285 Illinois U.S.A.
  • 3122301286 | +1 312-230-1286 Illinois U.S.A.
  • 3122301287 | +1 312-230-1287 Illinois U.S.A.
  • 3122301288 | +1 312-230-1288 Illinois U.S.A.
  • 3122301289 | +1 312-230-1289 Illinois U.S.A.
  • 3122301290 | +1 312-230-1290 Illinois U.S.A.
  • 3122301291 | +1 312-230-1291 Illinois U.S.A.
  • 3122301292 | +1 312-230-1292 Illinois U.S.A.
  • 3122301293 | +1 312-230-1293 Illinois U.S.A.
  • 3122301294 | +1 312-230-1294 Illinois U.S.A.
  • 3122301295 | +1 312-230-1295 Illinois U.S.A.
  • 3122301296 | +1 312-230-1296 Illinois U.S.A.
  • 3122301297 | +1 312-230-1297 Illinois U.S.A.
  • 3122301298 | +1 312-230-1298 Illinois U.S.A.
  • 3122301299 | +1 312-230-1299 Illinois U.S.A.