Phone Listings from Area Code 331

 Area Code: 331-200 State: Illinois - IL County: Cook City: Chicago Providor: T-mobile Usa, Inc. Type: Wireless
 Area Code: 331-201 State: Illinois - IL County: Kane City: Elgin Providor: Cellco Partnership Dba Verizon Wireless - Il Type: Wireless
 Area Code: 331-202 State: Illinois - IL County: Cook City: Arlington Heights Providor: Sprint Spectrum L.p. Type: Wireless
 Area Code: 331-203 State: Illinois - IL County: DuPage City: Aurora Providor: Sprint Spectrum L.p. Type: Wireless
 Area Code: 331-205 State: Illinois - IL County: DuPage City: Aurora Providor: T-mobile Usa, Inc. Type: Wireless
 Area Code: 331-206 State: Illinois - IL County: DuPage City: Aurora Providor: Sprint Spectrum L.p. Type: Wireless
 Area Code: 331-207 State: Illinois - IL County: Cook City: Chicago Providor: Level 3 Communications, Llc - Il Type: Landline
 Area Code: 331-208 State: Illinois - IL County: DuPage City: Aurora Providor: Sprint Spectrum L.p. Type: Wireless
 Area Code: 331-209 State: Illinois - IL County: Cook City: Chicago Providor: Level 3 Communications, Llc - Il Type: Landline
 Area Code: 331-210 State: Illinois - IL County: DuPage City: West Chicago Providor: Peerless Network Of Illinois, Llc - Il Type: Landline
 Area Code: 331-212 State: Illinois - IL County: Cook City: Hickory Hills Providor: Mci Worldcom Communications, Inc. - Il Type: Landline
 Area Code: 331-213 State: Illinois - IL County: Cook City: Hickory Hills Providor: Cellco Partnership Dba Verizon Wireless - Il Type: Wireless
 Area Code: 331-214 State: Illinois - IL County: Kane City: Elgin Providor: Cellco Partnership Dba Verizon Wireless - Il Type: Wireless
 Area Code: 331-215 State: Illinois - IL County: Cook City: Hickory Hills Providor: Cellco Partnership Dba Verizon Wireless - Il Type: Wireless
 Area Code: 331-216 State: Illinois - IL County: DuPage City: Willowbrook Providor: New Cingular Wireless Pcs, Llc - Il Type: Wireless
 Area Code: 331-220 State: Illinois - IL County: DuPage City: Aurora Providor: Sprint Spectrum L.p. Type: Wireless
 Area Code: 331-221 State: Illinois - IL County: DuPage City: Elmhurst Providor: Ameritech Illinois Type: Landline
 Area Code: 331-222 State: Illinois - IL County: Cook City: Northbrook Providor: Denali Spectrum License, Llc Type: Landline
 Area Code: 331-223 State: Illinois - IL County: Kane City: Elgin Providor: Denali Spectrum License, Llc Type: Landline
 Area Code: 331-225 State: Illinois - IL County: Cook City: Arlington Heights Providor: Sprint Spectrum L.p. Type: Wireless
 Area Code: 331-228 State: Illinois - IL County: Cook City: Chicago Providor: Ovation Communications Of Illinois, Inc. Type: Landline
 Area Code: 331-229 State: Illinois - IL County: Cook City: Hickory Hills Providor: Cellco Partnership Dba Verizon Wireless - Il Type: Wireless
 Area Code: 331-240 State: Illinois - IL County: Cook City: Chicago Providor: Peerless Network Of Illinois, Llc - Il Type: Landline
 Area Code: 331-245 State: Illinois - IL County: Cook City: Chicago Providor: T-mobile Usa, Inc. Type: Wireless
 Area Code: 331-248 State: Illinois - IL County: Cook City: Chicago Providor: Comcast Phone Of Illinois, Llc Dba Comco - Il Type: Landline
 Area Code: 331-250 State: Illinois - IL County: Cook City: Chicago Providor: T-mobile Usa, Inc. Type: Wireless
 Area Code: 331-251 State: Illinois - IL County: Kane City: Elgin Providor: Cellco Partnership Dba Verizon Wireless - Il Type: Wireless
 Area Code: 331-256 State: Illinois - IL County: Cook City: Chicago Providor: Cellco Partnership Dba Verizon Wireless - Il Type: Wireless
 Area Code: 331-262 State: Illinois - IL County: Cook City: Northbrook Providor: Sprint Spectrum L.p. Type: Wireless
 Area Code: 331-281 State: Illinois - IL County: DuPage City: Naperville Providor: Ameritech Illinois Type: Landline
 Area Code: 331-301 State: Illinois - IL County: Cook City: Chicago Providor: Local Access Llc Type: Landline
 Area Code: 331-302 State: Illinois - IL County: Cook City: Hickory Hills Providor: Cellco Partnership Dba Verizon Wireless - Il Type: Wireless
 Area Code: 331-303 State: Illinois - IL County: Cook City: Chicago Providor: Cibolo Creek Ventures, Llc Dba Routepoint Comm Il Type: Landline
 Area Code: 331-330 State: Illinois - IL County: Cook City: Northbrook Providor: Denali Spectrum License, Llc Type: Landline
 Area Code: 331-332 State: Illinois - IL County: DuPage City: Naperville Providor: Denali Spectrum License, Llc Type: Landline
 Area Code: 331-333 State: Illinois - IL County: Cook City: Northbrook Providor: Denali Spectrum License, Llc Type: Landline
 Area Code: 331-422 State: Illinois - IL County: Cook City: Chicago Providor: Level 3 Communications, Llc - Il Type: Landline
 Area Code: 331-425 State: Illinois - IL County: Cook City: Chicago Providor: T-mobile Usa, Inc. Type: Wireless
 Area Code: 331-431 State: Illinois - IL County: Cook City: Chicago Providor: Bandwidth.com Clec, Llc - Il Type: Landline
 Area Code: 331-442 State: Illinois - IL County: Kane City: Elgin Providor: Cellco Partnership Dba Verizon Wireless - Il Type: Wireless
 Area Code: 331-444 State: Illinois - IL County: Cook City: Chicago Providor: Cygnus Telecommunications Corporation - Il Type: Landline
 Area Code: 331-452 State: Illinois - IL County: Cook City: Hickory Hills Providor: Cellco Partnership Dba Verizon Wireless - Il Type: Wireless
 Area Code: 331-454 State: Illinois - IL County: Cook City: Northbrook Providor: Denali Spectrum License, Llc Type: Landline
 Area Code: 331-456 State: Illinois - IL County: Cook City: Chicago Providor: Globalcom, Inc.-il Type: Landline
 Area Code: 331-457 State: Illinois - IL County: Cook City: Hickory Hills Providor: Cellco Partnership Dba Verizon Wireless - Il Type: Wireless
 Area Code: 331-462 State: Illinois - IL County: DuPage City: Oak Brook Providor: Xo Illinois, Inc. Type: Landline
 Area Code: 331-465 State: Illinois - IL County: Cook City: Chicago Providor: New Cingular Wireless Pcs, Llc - Il Type: Wireless
 Area Code: 331-472 State: Illinois - IL County: Cook City: Chicago Providor: T-mobile Usa, Inc. Type: Wireless
 Area Code: 331-481 State: Illinois - IL County: Kane City: Elgin Providor: Cellco Partnership Dba Verizon Wireless - Il Type: Wireless
 Area Code: 331-551 State: Illinois - IL County: Cook City: Schaumburg Providor: Denali Spectrum License, Llc Type: Landline
 Area Code: 331-575 State: Illinois - IL County: Cook City: Northbrook Providor: Sprint Spectrum L.p. Type: Wireless
 Area Code: 331-588 State: Illinois - IL County: DuPage City: West Chicago Providor: New Cingular Wireless Pcs, Llc - Il Type: Wireless
 Area Code: 331-625 State: Illinois - IL County: Kane City: Elgin Providor: Cellco Partnership Dba Verizon Wireless - Il Type: Wireless
 Area Code: 331-642 State: Illinois - IL County: Cook City: Chicago Providor: Bandwidth.com Clec, Llc - Il Type: Landline
 Area Code: 331-643 State: Illinois - IL County: DuPage City: Aurora Providor: Sprint Spectrum L.p. Type: Wireless
 Area Code: 331-645 State: Illinois - IL County: Cook City: Arlington Heights Providor: Sprint Spectrum L.p. Type: Wireless
 Area Code: 331-684 State: Illinois - IL County: DuPage City: Naperville Providor: Sigecom, Llc - Il Type: Landline
 Area Code: 331-725 State: Illinois - IL County: DuPage City: Willowbrook Providor: New Cingular Wireless Pcs, Llc - Il Type: Wireless
 Area Code: 331-777 State: Illinois - IL County: Cook City: Elk Grove Village Providor: Cygnus Telecommunications Corporation - Il Type: Landline
 Area Code: 331-803 State: Illinois - IL County: Cook City: Chicago Providor: Peerless Network Of Illinois, Llc - Il Type: Landline
 Area Code: 331-825 State: Illinois - IL County: Cook City: Chicago Providor: Digital Network Access Communications, Inc. - Il Type: Landline
 Area Code: 331-826 State: Illinois - IL County: Cook City: Arlington Heights Providor: Sprint Spectrum L.p. Type: Wireless
 Area Code: 331-888 State: Illinois - IL County: Will City: Joliet Providor: Cygnus Telecommunications Corporation - Il Type: Landline
 Area Code: 331-999 State: Illinois - IL County: DuPage City: Willowbrook Providor: Cygnus Telecommunications Corporation - Il Type: Landline