Area Code 331 Details

State Illinois
Major City Aurora
Timezone Central
Cities Serve Addison, IL Aurora, IL Bartlett, IL Batavia, IL Bensenville, IL Bloomingdale, IL Bolingbrook, IL Carol Stream, IL Darien, IL Downers Grove, IL Elmhurst, IL Glen Ellyn, IL Glendale Heights, IL Hanover Park, IL Lisle, IL Lombard, IL Naperville, IL Roselle, IL St. Charles, IL Streamwood, IL Villa Park, IL West Chicago, IL Westmont, IL Wheaton, IL Woodridge, IL

Area Code 331 Prefixes

Prefix Primary City Carrier Service Type
(331) 200 Bartlett T-mobile Usa Wireless
(331) 201 Downers Grove Cellco Partnership DBA Verizon Wireless Wireless
(331) 202 Elmhurst Sprint Spectrum L.p. Wireless
(331) 203 Aurora Sprint Spectrum L.p. Wireless
(331) 204 Bartlett Broadvox-clec Landline
(331) 205 Aurora T-mobile Usa Wireless
(331) 206 Aurora Sprint Spectrum L.p. Wireless
(331) 207 Yorkville Level 3 Communications Landline
(331) 208 Aurora Sprint Spectrum L.p. Wireless
(331) 209 Elmhurst Level 3 Communications Wireless
(331) 210 Saint Charles Peerless Network Of Illinois Landline
(331) 212 Aurora Mci Worldcom Communications Landline
(331) 213 Naperville Cellco Partnership DBA Verizon Wireless Wireless
(331) 214 Downers Grove Cellco Partnership DBA Verizon Wireless Wireless
(331) 215 Naperville Cellco Partnership DBA Verizon Wireless Wireless
(331) 216 Oswego New Cingular Wireless PCS Wireless
(331) 218 Wheaton T-mobile Usa Wireless
(331) 220 Aurora Sprint Spectrum L.p. Wireless
(331) 221 Elmhurst Ameritech Illinois Landline
(331) 222 Saint Charles Cricket Communications Wireless
(331) 223 Saint Charles Cricket Communications Wireless
(331) 225 Elmhurst Sprint Spectrum L.p. Wireless
(331) 228 Saint Charles Ovation Communications Of Illinois Wireless
(331) 229 Naperville Cellco Partnership DBA Verizon Wireless Wireless
(331) 234 Sugar Grove Cellco Partnership DBA Verizon Wireless Wireless
(331) 240 West Chicago Peerless Network Of Illinois Landline
(331) 245 Bartlett T-mobile Usa Wireless
(331) 248 Geneva Comcast Phone Of Illinois DBA Comco Landline
(331) 250 Aurora T-mobile Usa Wireless
(331) 251 Downers Grove Cellco Partnership DBA Verizon Wireless Wireless
(331) 254 T-mobile Usa Unknown
(331) 256 Aurora Cellco Partnership DBA Verizon Wireless Wireless
(331) 262 Aurora Sprint Spectrum L.p. Wireless
(331) 281 Naperville Ameritech Illinois Landline
(331) 301 Aurora Local Access LLC Landline
(331) 302 Aurora Cellco Partnership DBA Verizon Wireless Wireless
(331) 303 Elburn Cibolo Creek Ventures DBA Routepoint Comm Il Landline
(331) 305 Naperville Cellco Partnership DBA Verizon Wireless Wireless
(331) 318 Lemont Local Access LLC Landline
(331) 330 Oswego Cricket Communications Landline
(331) 332 Naperville Cricket Communications Wireless
(331) 333 Naperville Cricket Communications Wireless
(331) 422 Saint Charles Level 3 Communications Landline
(331) 425 Aurora T-mobile Usa Wireless
(331) 431 Aurora Bandwidth.com Clec Wireless
(331) 442 Saint Charles Cellco Partnership DBA Verizon Wireless Wireless
(331) 444 Naperville Cellco Partnership DBA Verizon Wireless Landline
(331) 452 Aurora Cellco Partnership DBA Verizon Wireless Wireless
(331) 454 Aurora Cricket Communications Wireless
(331) 456 Roselle First Communications LLC Landline
(331) 457 Naperville Cellco Partnership DBA Verizon Wireless Wireless
(331) 462 Lombard Xo Illinois Landline
(331) 465 West Chicago New Cingular Wireless PCS Wireless
(331) 472 Naperville T-mobile Usa Wireless
(331) 481 Downers Grove Cellco Partnership DBA Verizon Wireless Wireless
(331) 551 Lombard Cricket Communications Wireless
(331) 575 Aurora Sprint Spectrum L.p. Wireless
(331) 588 Saint Charles New Cingular Wireless PCS Wireless
(331) 625 Downers Grove Cellco Partnership DBA Verizon Wireless Wireless
(331) 642 Elmhurst Bandwidth.com Clec Wireless
(331) 643 Aurora Sprint Spectrum L.p. Wireless
(331) 645 Elmhurst Sprint Spectrum L.p. Wireless
(331) 684 Aurora Sigecom Landline
(331) 702 Naperville Mci Worldcom Communications Landline
(331) 703 West Chicago T-mobile Usa Wireless
(331) 725 Oswego New Cingular Wireless PCS Landline
(331) 777 Downers Grove Cellco Partnership DBA Verizon Wireless Landline
(331) 801 Teleport Communications America Unknown
(331) 803 Lemont Peerless Network Of Illinois Landline
(331) 825 Digital Network Access Communications Unknown
(331) 826 Elmhurst Sprint Spectrum L.p. Wireless
(331) 888 Warrenville Peerless Network Of Illinois Landline
(331) 903 Sbc Internet Services Unknown
(331) 999 Oswego Bandwidth.com Clec Landline