| District of California area codes: 909 | |
|---|---|
| Country | United States |
| State/Province | California |
| Major City | Riverside |
| Time Zone | Pacific |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 909-200 | San Bernardino | Fontana, CA | O1 Communications |
| 909-201 | San Bernardino | Fontana, CA | Dmr Communications Inc. |
| 909-202 | San Bernardino | Fontana, CA | Cellco Partnership DBA Verizon Wireless |
| 909-203 | San Bernardino | Chino, CA | Sprint Spectrum L.p. |
| 909-204 | San Bernardino | Upland, CA | Tw Telecom Of California Lp |
| 909-205 | San Bernardino | San Bernardino, CA | Sprint Spectrum L.p. |
| 909-206 | San Bernardino | Mentone, CA | Sprint Spectrum L.p. |
| 909-207 | Los Angeles | Claremont, CA | Usa Mobility Wireless |
| 909-208 | San Bernardino | Ontario, CA | Sprint Spectrum L.p. |
| 909-209 | Riverside | Riverside, CA | American Messaging Services |
| 909-210 | San Bernardino | Ontario, CA | New Cingular Wireless PCS |
| 909-212 | San Bernardino | Ontario, CA | U.s. Telepacific Corp. |
| 909-213 | San Bernardino | Colton, CA | New Cingular Wireless PCS |
| 909-214 | San Bernardino | Ontario, CA | New Cingular Wireless PCS |
| 909-215 | San Bernardino | Ontario, CA | New Cingular Wireless PCS |
| 909-216 | San Bernardino | Colton, CA | Usa Mobility Wireless |
| 909-217 | San Bernardino | Chino, CA | Cellco Partnership DBA Verizon Wireless |
| 909-218 | San Bernardino | Ontario, CA | Time Warner Cbl Info Svcs (ca) DBAtime Warner Cbl |
| 909-219 | San Bernardino | Colton, CA | Cellco Partnership DBA Verizon Wireless |
| 909-220 | Orange | Anaheim, CA | American Messaging (am) |
There are 627 prefixes, In the code area, the major cities are Chino, CA;Chino Hills, CA;Claremont, CA;Colton, CA. The major city is Riverside.