| District of Illinois area codes: 872 | |
|---|---|
| Country | United States |
| State/Province | Illinois |
| Major City | Chicago |
| Time Zone | Central |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 872-201 | Cook | Chicago, IL | Cellco Partnership DBA Verizon Wireless |
| 872-202 | Cook | Chicago, IL | New Cingular Wireless PCS |
| 872-203 | Cook | Chicago, IL | Bandwidth.com Clec |
| 872-205 | Cook | Chicago, IL | Bandwidth.com Clec |
| 872-206 | Cook | Chicago, IL | Comcast Phone Of Illinois DBA Comco |
| 872-207 | Cook | Chicago, IL | Bandwidth.com Clec |
| 872-208 | Cook | Chicago, IL | Centurylink Communications LLC |
| 872-209 | Cook | Chicago, IL | T-mobile Usa |
| 872-210 | Cook | Chicago, IL | T-mobile Usa |
| 872-212 | Cook | Chicago, IL | T-mobile Usa |
| 872-213 | Cook | Chicago, IL | Sprint Spectrum L.p. |
| 872-214 | Cook | Chicago, IL | T-mobile Usa |
| 872-215 | Cook | Chicago, IL | Cellco Partnership DBA Verizon Wireless |
| 872-216 | Cook | Chicago, IL | Bandwidth.com Clec |
| 872-218 | Cook | Chicago, IL | T-mobile Usa |
| 872-220 | Cook | Chicago, IL | Sprint Spectrum L.p. |
| 872-221 | Cook | Chicago, IL | Bandwidth.com Clec |
| 872-222 | Cook | Chicago, IL | Cricket Communications |
| 872-223 | Cook | Chicago, IL | Sprint Spectrum L.p. |
| 872-225 | Cook | Chicago, IL | Neutral Tandem-illinois |
There are 78 prefixes, In the code area, the major cities are Chicago, IL. The major city is Chicago.