Area Code 618
Illinois area code 618 has been in service since 1947. It has 476 landlines and 111 wireless prefixes (exchanges) serviced by 53 carriers. It covers 39 counties, 669 ZIP codes, and 292 cities, including Belleville, East Saint Louis, Granite City, Alton, Collinsville, Edwardsville, O Fallon, Marion, and Mount Vernon.
- State:
- Illinois
- Time Zone:
- Central (7:58 am)
Area Code (618) has 587 prefixes
| Prefix | County | City | Company/Carrier | Line Type |
|---|---|---|---|---|
| (618) 200- | Saint Clair | Belleville | Unknown | Landline |
| (618) 201- | Jackson | Boskydell | Cellco Partnership Dba Veri... | Cell Phone |
| (618) 203- | Jackson | Boskydell | Sprint Spectrum L.p.- Il | Cell Phone |
| (618) 204- | Jefferson | Bakerville | Sprint Spectrum L.p.- Il | Cell Phone |
| (618) 205- | Madison | Glen Carbon | Nuvox Communications Of Ill... | Landline |
| (618) 206- | Saint Clair | Belleville | Nuvox Communications Of Ill... | Landline |
| (618) 207- | Saint Clair | Belleville | Level 3 Communications, Llc... | Landline |
| (618) 208- | Madison | Alton | Nuvox Communications Of Ill... | Landline |
| (618) 210- | Saint Clair | Belleville | New Cingular Wireless Pcs, ... | Cell Phone |
| (618) 212- | Saint Clair | Belleville | Nuvox Communications Of Ill... | Landline |
| (618) 213- | Saint Clair | East Saint Louis | Nuvox Communications Of Ill... | Landline |
| (618) 214- | Jefferson | Bakerville | Cellco Partnership Dba Veri... | Cell Phone |
| (618) 215- | Saint Clair | Cahokia | Nuvox Communications Of Ill... | Landline |
| (618) 216- | Madison | Wood River | Nuvox Communications Of Ill... | Landline |
| (618) 218- | Franklin | Deering | Cellco Partnership Dba Veri... | Cell Phone |
| (618) 219- | Madison | Granite City | Nuvox Communications Of Ill... | Landline |
| (618) 220- | San Diego | San Diego | Ameritech Illinois | Landline |
| (618) 221- | Boone | Belvidere | Arch Wireless Holdings, Inc. | Cell Phone |
| (618) 222- | Saint Clair | Belleville | Ameritech Illinois | Landline |
| (618) 223- | Madison | Collinsville | Level 3 Communications, Llc... | Landline |
| (618) 224- | Clinton | Saint Morgan | Ameritech Illinois | Landline |
| (618) 225- | Madison | Granite City | Ameritech Illinois | Landline |
| (618) 226- | Clinton | Boulder | Citizens Telecom Co Illinoi... | Landline |
| (618) 227- | Clinton | Beckemeyer | Ameritech Illinois | Landline |
| (618) 228- | Clinton | Aviston | Ameritech Illinois | Landline |
| (618) 229- | Saint Clair | Belleville | Ameritech Illinois | Landline |
| (618) 231- | Jefferson | Bakerville | Southern Illinois Rsa Partn... | Landline |
| (618) 232- | Calhoun | Hamburg | Citizens Telecom Co Illinoi... | Landline |
| (618) 233- | Saint Clair | Belleville | Ameritech Illinois | Landline |
| (618) 234- | Saint Clair | Belleville | Ameritech Illinois | Landline |
| (618) 235- | Saint Clair | Belleville | Ameritech Illinois | Landline |
| (618) 236- | Saint Clair | Belleville | Ameritech Illinois | Landline |
| (618) 237- | Jefferson | Bakerville | Southern Illinois Rsa Partn... | Landline |
| (618) 238- | Effingham | Edgewood | Citizens Telecom Co Illinoi... | Landline |
| (618) 239- | Saint Clair | Belleville | Ameritech Illinois | Landline |
| (618) 241- | Jefferson | Bakerville | Ameritech Illinois | Landline |
| (618) 242- | Jefferson | Bakerville | Ameritech Illinois | Landline |
| (618) 243- | Washington | Covington | Verizon North Inc.-il (contel) | Landline |
| (618) 244- | Jefferson | Bakerville | Ameritech Illinois | Landline |
| (618) 245- | Fayette | Farina | Citizens Telecom Co Illinoi... | Landline |
| (618) 246- | Jefferson | Bakerville | Ameritech Illinois | Landline |
| (618) 247- | Marion | Fairman | Citizens Telecom Co Illinoi... | Landline |
| (618) 248- | Clinton | Albers | Verizon North Inc.-il (contel) | Landline |
| (618) 249- | Washington | Irvington | Citizens Telecom Co Illinoi... | Landline |
| (618) 250- | Saint Clair | East Saint Louis | Unknown | Landline |
| (618) 251- | Madison | Wood River | Ameritech Illinois | Landline |
| (618) 252- | Saline | Harrisburg | Verizon North Inc.-il | Landline |
| (618) 253- | Saline | Harrisburg | Verizon North Inc.-il | Landline |
| (618) 254- | Madison | Wood River | Ameritech Illinois | Landline |
| (618) 255- | Madison | Wood River | Ameritech Illinois | Landline |
| (618) 256- | Saint Clair | Belleville | Ameritech Illinois | Landline |
| (618) 257- | Saint Clair | Belleville | Ameritech Illinois | Landline |
| (618) 258- | Madison | East Alton | Ameritech Illinois | Landline |
| (618) 259- | Madison | East Alton | Ameritech Illinois | Landline |
| (618) 261- | Saint Clair | East Saint Louis | Ameritech Illinois | Landline |
| (618) 262- | Wabash | Cowling | Verizon North Inc.-il | Landline |
| (618) 263- | Wabash | Cowling | Verizon North Inc.-il | Landline |
| (618) 264- | Pope | Herod | Shawnee Telephone Co. | Landline |
| (618) 265- | Gallatin | New Haven | Verizon North Inc.-il (contel) | Landline |
| (618) 266- | Jefferson | Boyd | Ameritech Illinois | Landline |
| (618) 267- | Fayette | Bear Grove | Cellco Partnership Dba Veri... | Cell Phone |
| (618) 268- | Saline | Brushy | Verizon North Inc.-il (contel) | Landline |
| (618) 269- | Gallatin | Bowlesville | Verizon North Inc.-il | Landline |
| (618) 271- | Saint Clair | East Saint Louis | Ameritech Illinois | Landline |
| (618) 272- | Gallatin | North Fork | Verizon North Inc.-il | Landline |
| (618) 273- | Saline | Beulah Heights | Verizon North Inc.-il | Landline |
| (618) 274- | Saint Clair | East Saint Louis | Ameritech Illinois | Landline |
| (618) 275- | Gallatin | Junction | Shawnee Telephone Co. | Landline |
| (618) 276- | Gallatin | Equality | Shawnee Telephone Co. | Landline |
| (618) 277- | Saint Clair | Belleville | Ameritech Illinois | Landline |
| (618) 278- | Macoupin | Bunker Hill | Frontier Communications Of ... | Landline |
| (618) 279- | Jefferson | Waltonville | Citizens Telecom Co Illinoi... | Landline |
| (618) 280- | Madison | Dunlap Lake | Aero Communications, Inc. - Il | Landline |
| (618) 281- | Monroe | Columbia | Harrisonville Telephone Co. | Landline |
| (618) 282- | Randolph | Grigg | Harrisonville Telephone Co. | Landline |
| (618) 283- | Fayette | Bear Grove | Ameritech Illinois | Landline |
| (618) 284- | Randolph | Prairie Du Rocher | Harrisonville Telephone Co. | Landline |
| (618) 285- | Hardin | Rosiclare | Shawnee Telephone Co. | Landline |
| (618) 286- | Saint Clair | Dupo | Harrisonville Telephone Co. | Landline |
| (618) 287- | Hardin | Elizabethtown | Shawnee Telephone Co. | Landline |
| (618) 288- | Madison | Glen Carbon | Ameritech Illinois | Landline |
| (618) 289- | Hardin | Cave In Rock | Shawnee Telephone Co. | Landline |
| (618) 291- | Monroe | Columbia | American Messaging (am), Inc. | Cell Phone |
| (618) 292- | Fayette | Bear Grove | New Cingular Wireless Pcs, ... | Cell Phone |
| (618) 293- | Saint Clair | Centreville | Ameritech Illinois | Landline |
| (618) 294- | Saline | Harrisburg | Delta Comms, Llc Dba Clearw... | Landline |
| (618) 295- | Saint Clair | Marissa | Verizon North Inc.-il | Landline |
| (618) 296- | Madison | Dunlap Lake | Ameritech Illinois | Landline |
| (618) 297- | Saline | Beulah Heights | Delta Comms, Llc Dba Clearw... | Landline |
| (618) 298- | Wabash | Cowling | Verizon North Inc.-il | Landline |
| (618) 299- | Wabash | Allendale | Verizon North Inc.-il | Landline |
| (618) 301- | Madison | Collinsville | Nuvox Communications Of Ill... | Landline |
| (618) 302- | White | Grayville | Cellco Partnership Dba Veri... | Cell Phone |
| (618) 303- | Jackson | Boskydell | New Cingular Wireless Pcs, ... | Cell Phone |
| (618) 304- | Madison | Collinsville | Cellco Partnership Dba Veri... | Cell Phone |
| (618) 306- | Alexander | Olive Branch | Cellco Partnership Dba Veri... | Cell Phone |
| (618) 307- | Madison | Dunlap Lake | Nuvox Communications Of Ill... | Landline |
| (618) 310- | Saint Clair | Belleville | Level 3 Communications, Llc... | Landline |
| (618) 315- | Jefferson | Bakerville | New Cingular Wireless Pcs, ... | Cell Phone |
| (618) 316- | Jefferson | Bakerville | Nextel Communications, Inc. | Cell Phone |
