Area Code 773
Illinois area code 773 has been in service since 1996. It has 457 landlines and 240 wireless prefixes (exchanges) serviced by 36 carriers. It covers 3 counties, 505 ZIP codes, and 9 cities, including Chicago, Evanston, Skokie, Oak Park, Des Plaines, Bensenville, Elmwood Park, and Oak Lawn.
- State:
- Illinois
- Time Zone:
- Central (5:56 pm)
Area Code (773) has 697 prefixes
| Prefix | County | City | Company/Carrier | Line Type |
|---|---|---|---|---|
| (773) 201- | Cook | Chicago | Arch Wireless Holdings, Inc. | Cell Phone |
| (773) 202- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 203- | Cook | Chicago | New Cingular Wireless Pcs, ... | Cell Phone |
| (773) 205- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 206- | Cook | Chicago | New Cingular Wireless Pcs, ... | Cell Phone |
| (773) 207- | Cook | Chicago | Arch Wireless Holdings, Inc. | Cell Phone |
| (773) 208- | Cook | Chicago | New Cingular Wireless Pcs, ... | Cell Phone |
| (773) 209- | Cook | Chicago | Sprint Spectrum L.p. | Cell Phone |
| (773) 212- | Cook | Chicago | Heartland Communications, Inc. | Landline |
| (773) 213- | Cook | Chicago | New Cingular Wireless Pcs, ... | Cell Phone |
| (773) 214- | Cook | Chicago | Arch Wireless Holdings, Inc. | Cell Phone |
| (773) 216- | Cook | Chicago | United States Cellular Corp. | Cell Phone |
| (773) 218- | Cook | Chicago | New Cingular Wireless Pcs, ... | Cell Phone |
| (773) 220- | Cook | Chicago | Sprint Spectrum L.p. | Cell Phone |
| (773) 221- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 223- | McHenry | Bull Valley | Heartland Communications, Inc. | Landline |
| (773) 224- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 225- | Cook | Chicago | T-mobile Usa, Inc. | Cell Phone |
| (773) 226- | Cook | Chicago | Unknown | Landline |
| (773) 227- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 229- | Cook | Bedford Park | Ameritech Illinois | Landline |
| (773) 230- | Cook | Chicago | New Cingular Wireless Pcs, ... | Cell Phone |
| (773) 233- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 234- | Cook | Chicago | Adbeep, Llc | Cell Phone |
| (773) 235- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 236- | Cook | Chicago | Adbeep, Llc | Cell Phone |
| (773) 237- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 238- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 239- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 241- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 242- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 243- | Cook | Chicago | Xo Illinois, Inc. | Landline |
| (773) 244- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 245- | Cook | Bedford Park | Adbeep, Llc | Cell Phone |
| (773) 247- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 248- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 249- | Cook | Chicago | Mcimetro, Ats, Inc. | Landline |
| (773) 250- | Cook | Chicago | Mcimetro, Ats, Inc. | Landline |
| (773) 251- | Cook | Chicago | New Cingular Wireless Pcs, ... | Cell Phone |
| (773) 252- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 253- | Cook | Chicago | Teleport Communications Gro... | Landline |
| (773) 254- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 255- | Cook | Chicago | New Cingular Wireless Pcs, ... | Cell Phone |
| (773) 256- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 257- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 259- | Cook | Chicago | New Cingular Wireless Pcs, ... | Cell Phone |
| (773) 260- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 261- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 262- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 263- | Cook | Chicago | Sprint Spectrum L.p. | Cell Phone |
| (773) 264- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 265- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 266- | Cook | Chicago | New Cingular Wireless Pcs, ... | Cell Phone |
| (773) 267- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 268- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 269- | Cook | Chicago | At&t Local | Landline |
| (773) 271- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 272- | Cook | Chicago | Mcimetro, Ats, Inc. | Landline |
| (773) 273- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 274- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 275- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 276- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 277- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 278- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 279- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 280- | Cook | Chicago | Adbeep, Llc | Cell Phone |
| (773) 281- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 282- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 283- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 284- | Cook | Bedford Park | Ameritech Illinois | Landline |
| (773) 285- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 286- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 287- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 288- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 289- | Cook | Chicago | Mcimetro, Ats, Inc. | Landline |
| (773) 290- | Cook | Chicago | Broadwing Communications, L... | Landline |
| (773) 291- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 292- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 293- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 294- | Cook | Chicago | New Cingular Wireless Pcs, ... | Cell Phone |
| (773) 295- | Cook | Chicago | Mcimetro, Ats, Inc. | Landline |
| (773) 296- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 297- | Cook | Chicago | United States Cellular Corp. | Cell Phone |
| (773) 298- | Cook | Chicago | Ameritech Illinois | Landline |
| (773) 299- | Cook | Chicago | Mcimetro, Ats, Inc. | Landline |
| (773) 301- | Cook | Chicago | Sprint Spectrum L.p. | Cell Phone |
| (773) 302- | Cook | Chicago | Unknown | Landline |
| (773) 303- | Cook | Chicago | Allegiance Telecom, Inc. - Il | Landline |
| (773) 304- | Cook | Chicago | Allegiance Telecom, Inc. - Il | Landline |
| (773) 305- | Cook | Chicago | Allegiance Telecom, Inc. - Il | Landline |
| (773) 306- | Cook | Chicago | At&t Local | Landline |
| (773) 307- | Cook | Chicago | New Cingular Wireless Pcs, ... | Cell Phone |
| (773) 308- | Cook | Chicago | Globalcom, Inc.-il | Landline |
| (773) 309- | Cook | Chicago | Paetec Communications, Inc.... | Landline |
| (773) 310- | Cook | Chicago | United States Cellular Corp. | Cell Phone |
| (773) 312- | Cook | Chicago | Unknown | Landline |
| (773) 313- | Cook | Chicago | Allegiance Telecom, Inc. - Il | Landline |
| (773) 314- | Cook | Chicago | Allegiance Telecom, Inc. - Il | Landline |
| (773) 315- | Cook | Chicago | New Cingular Wireless Pcs, ... | Cell Phone |
| (773) 316- | Cook | Chicago | New Cingular Wireless Pcs, ... | Cell Phone |
