Illinois Phone Prefixes in 779-2XX Area Code
Phone Prefixes in the 779-2XX Area Code
| Prefix | Usage | Primary City |
|---|---|---|
| (779) 240 | Unknown | |
| (779) 216 | Landline | Frankfort |
| (779) 221 | Landline | Rockford |
| (779) 210 | Landline | Rockford |
| (779) 205 | Wireless | Joliet |
| (779) 213 | Landline | Oglesby |
| (779) 218 | Landline | Watseka |
| (779) 232 | Landline | Wilmington |
| (779) 279 | Wireless | Joliet |
| (779) 234 | Landline | Plainfield |
| (779) 220 | Landline | Crystal Lake |
| (779) 227 | Unknown | |
| (779) 233 | Wireless | Joliet |
| (779) 206 | Wireless | Joliet |
| (779) 225 | Wireless | Joliet |
| (779) 204 | Landline | Verona |
| (779) 202 | Landline | Galena |
| Prefix | Usage | Primary City |
|---|---|---|
| (779) 200 | Wireless | Rockford |
| (779) 235 | Wireless | Crescent City |
| (779) 222 | Landline | Dekalb |
| (779) 201 | Wireless | La Salle |
| (779) 229 | Landline | Spring Valley |
| (779) 236 | Wireless | Kankakee |
| (779) 209 | Landline | Sandwich |
| (779) 212 | Wireless | Dekalb |
| (779) 245 | Wireless | Sterling |
| (779) 226 | Landline | Polo |
| (779) 228 | Landline | Mazon |
| (779) 203 | Wireless | Rockford |
| (779) 208 | Wireless | Rockford |
| (779) 207 | Wireless | Rockford |
| (779) 214 | Landline | Galena |
| (779) 251 | Landline | Dixon |
| (779) 215 | Landline | Tonica |
More 7XX Area Codes Phone Numbers
