| District of Colorado area codes: 970 | |
|---|---|
| Country | United States |
| State/Province | Colorado |
| Major City | Ft Collins |
| Time Zone | Mountain |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 970-221 | Larimer | Ft Collins, CO | Qwest Corporation |
| 970-222 | Larimer | Ft Collins, CO | Cellco Partnership DBA Verizon Wireless |
| 970-223 | Larimer | Ft Collins, CO | Qwest Corporation |
| 970-224 | Larimer | Ft Collins, CO | Qwest Corporation |
| 970-225 | Larimer | Ft Collins, CO | Qwest Corporation |
| 970-226 | Larimer | Ft Collins, CO | Qwest Corporation |
| 970-227 | Larimer | Ft Collins, CO | New Cingular Wireless PCS |
| 970-228 | Logan | Willard, CO | Willard Telephone Co. |
| 970-229 | Larimer | Ft Collins, CO | Qwest Corporation |
| 970-230 | Garfield | Glenwood Springs, CO | Sprint Spectrum L.p. |
| 970-231 | Larimer | Ft Collins, CO | New Cingular Wireless PCS |
| 970-232 | Larimer | Ft Collins, CO | AT&T Local |
| 970-233 | Mesa | Collbran, CO | 360networks (usa) Inc. |
| 970-234 | Mesa | Grand Jct, CO | T-mobile Usa |
| 970-235 | Larimer | Estes Park, CO | Eschelon Telecom Of Colorado |
| 970-236 | Pitkin | Aspen, CO | Zippytech Incorporated |
| 970-237 | Larimer | Ft Collins, CO | Qwest Corporation |
| 970-238 | La Plata | Hesperus, CO | 360networks (usa) Inc. |
| 970-239 | Ouray | Ridgway, CO | Level 3 Communications |
| 970-240 | Montrose | Montrose, CO | Qwest Corporation |
There are 600 prefixes, In the code area, the major cities are Fort Collins, CO;Grand Junction, CO;Greeley, CO;Lo. The major city is Ft Collins.