Telephone Area 773. Page 2.
Prefix: +1773
This prefix is distributed within the state Illinois
The largest city in the region is Chicago
Time Zone: Central
Winter time: UTC-6
Summer time: UTC-5
Below on the map, there is indicated the largest city in the telephone area +1-773-...-.... Illinois Chicago.
Phone numbers +1-773-YYY-YYYY
| Company | District | Major City | Prefix |
|---|---|---|---|
| Ovation Communications Of Illinois | Cook | Chicago, IL | +1-773364-SSSS |
| Allegiance Telecom | Cook | Chicago, IL | +1-773365-SSSS |
| T-mobile Usa | Cook | Chicago, IL | +1-773366-SSSS |
| Nextel Communications | Cook | Chicago, IL | +1-773367-SSSS |
| Sprint Spectrum L.p. | Cook | Chicago, IL | +1-773368-SSSS |
| New Cingular Wireless PCS | Cook | Chicago, IL | +1-773369-SSSS |
| United States Cellular Corp. - Illinois | Cook | Chicago, IL | +1-773370-SSSS |
| Ameritech Illinois | Cook | Chicago, IL | +1-773371-SSSS |
| Cellco Partnership DBA Verizon Wireless | Cook | Chicago, IL | +1-773372-SSSS |
| Ameritech Illinois | Cook | Chicago, IL | +1-773373-SSSS |
| Ameritech Illinois | Cook | Chicago, IL | +1-773374-SSSS |
| Ameritech Illinois | Cook | Chicago, IL | +1-773375-SSSS |
| Ameritech Illinois | Cook | Chicago, IL | +1-773376-SSSS |
| Teleport Communications Group - Chicago | Cook | Chicago, IL | +1-773377-SSSS |
| Ameritech Illinois | Cook | Chicago, IL | +1-773378-SSSS |
| Ameritech Illinois | Cook | Chicago, IL | +1-773379-SSSS |
| Ameritech Illinois | Cook | Park Ridge, IL | +1-773380-SSSS |
| Ameritech Illinois | Cook | Chicago, IL | +1-773381-SSSS |
| Ovation Communications Of Illinois | Cook | Chicago, IL | +1-773382-SSSS |
| New Cingular Wireless PCS | Cook | Chicago, IL | +1-773383-SSSS |
| Ameritech Illinois | Cook | Chicago, IL | +1-773384-SSSS |
| Ameritech Illinois | Cook | Chicago, IL | +1-773385-SSSS |
| United States Cellular Corp. - Illinois | Cook | Chicago, IL | +1-773386-SSSS |
| T-mobile Usa | Cook | Chicago, IL | +1-773387-SSSS |
| Ameritech Illinois | Cook | Chicago, IL | +1-773388-SSSS |
| Allegiance Telecom | Cook | Chicago, IL | +1-773389-SSSS |
| Cellco Partnership DBA Verizon Wireless | Cook | Chicago, IL | +1-773390-SSSS |
| New Cingular Wireless PCS | Cook | Chicago, IL | +1-773391-SSSS |
| United States Cellular Corp. - Illinois | Cook | Chicago, IL | +1-773392-SSSS |
| Usa Mobility Wireless | Cook | Chicago, IL | +1-773393-SSSS |
| Ameritech Illinois | Cook | Chicago, IL | +1-773394-SSSS |
| Ameritech Illinois | Cook | Chicago, IL | +1-773395-SSSS |
| Ovation Communications Of Illinois | Cook | Chicago, IL | +1-773396-SSSS |
| Denali Spectrum License | Cook | Chicago, IL | +1-773397-SSSS |
| Sprint Spectrum L.p. | Cook | Chicago, IL | +1-773398-SSSS |
| Ameritech Illinois | Cook | Park Ridge, IL | +1-773399-SSSS |
| American Messaging (am) | Cook | Chicago, IL | +1-773400-SSSS |
| New Cingular Wireless PCS | Cook | Chicago, IL | +1-773401-SSSS |
| New Cingular Wireless PCS | Cook | Chicago, IL | +1-773402-SSSS |
| United States Cellular Corp. - Illinois | Cook | Chicago, IL | +1-773403-SSSS |
| Ameritech Illinois | Cook | Chicago, IL | +1-773404-SSSS |
| Cellco Partnership DBA Verizon Wireless | Cook | Chicago, IL | +1-773405-SSSS |
| Nextel Communications | Cook | Chicago, IL | +1-773406-SSSS |
| United States Cellular Corp. - Illinois | Cook | Chicago, IL | +1-773407-SSSS |
| Nextel Communications | Cook | Chicago, IL | +1-773408-SSSS |
| AT&T Local | Cook | Chicago, IL | +1-773409-SSSS |
| Nextel Communications | Cook | Chicago, IL | +1-773410-SSSS |
| Sprint Spectrum L.p. | Cook | Chicago, IL | +1-773412-SSSS |
| AT&T Local | Cook | Chicago, IL | +1-773413-SSSS |
| T-mobile Usa | Cook | Chicago, IL | +1-773414-SSSS |
| Cellco Partnership DBA Verizon Wireless | Cook | Chicago, IL | +1-773415-SSSS |
| United States Cellular Corp. - Illinois | Cook | Chicago, IL | +1-773416-SSSS |
| Comcast Phone Of Illinois DBA Comco | Cook | Chicago, IL | +1-773417-SSSS |
| Nextel Communications | Cook | Chicago, IL | +1-773418-SSSS |
| United States Cellular Corp. - Illinois | Cook | Chicago, IL | +1-773419-SSSS |
| Teleport Communications Group - Chicago | Cook | Chicago, IL | +1-773420-SSSS |
| Cellco Partnership DBA Verizon Wireless | Cook | Chicago, IL | +1-773421-SSSS |
| Cellco Partnership DBA Verizon Wireless | Cook | Chicago, IL | +1-773422-SSSS |
| Allegiance Telecom | Cook | Chicago, IL | +1-773423-SSSS |
| Teleport Communications Group - Chicago | Du Page | Oak Brook, IL | +1-773424-SSSS |
| Sprint Spectrum L.p. | Cook | Chicago, IL | +1-773425-SSSS |
| Sprint Spectrum L.p. | Cook | Chicago, IL | +1-773426-SSSS |
| Ameritech Illinois | Cook | Chicago, IL | +1-773427-SSSS |
| New Cingular Wireless PCS | Cook | Chicago, IL | +1-773428-SSSS |
| Ameritech Illinois | Cook | Chicago, IL | +1-773429-SSSS |
| United States Cellular Corp. - Illinois | Cook | Chicago, IL | +1-773430-SSSS |
| Denali Spectrum License | Cook | Chicago, IL | +1-773431-SSSS |
| Cimco Communications | Cook | Chicago, IL | +1-773432-SSSS |
| Nextel Communications | Cook | Chicago, IL | +1-773433-SSSS |
| Ameritech Illinois | Cook | Chicago, IL | +1-773434-SSSS |
| Xo Illinois | Cook | Chicago, IL | +1-773435-SSSS |
| Ameritech Illinois | Cook | Chicago, IL | +1-773436-SSSS |
| Teleport Communications Group - Chicago | Cook | Chicago, IL | +1-773437-SSSS |
| Usa Mobility Wireless | Cook | Chicago, IL | +1-773438-SSSS |
| Rcn Telecom Services Of Illinois | Cook | Chicago, IL | +1-773439-SSSS |
| United States Cellular Corp. - Illinois | Cook | Chicago, IL | +1-773440-SSSS |
| Denali Spectrum License | Cook | Chicago, IL | +1-773441-SSSS |
| Mci Worldcom Communications | Cook | Chicago, IL | +1-773442-SSSS |
| United States Cellular Corp. - Illinois | Cook | Chicago, IL | +1-773443-SSSS |
| Ameritech Illinois | Cook | Park Ridge, IL | +1-773444-SSSS |
