Business Phone System Providers in Colorado: Ranked Lists by City (2026)
56 cities with a ranked listUpdated 0 paid placements in any rankingHow we rank →
We rank business phone system providers in 56 Colorado cities, 4,833 city rankings in all. The largest lists are Arvada (113), Castle Pines North (113) and Castle Rock (112).
Business phone system providers by city in Colorado
Every Colorado city with a ranked list of business phone system providers, largest first. Each list ranks IT firms within 50 mi of the city.
Ranked by IFR Score from public data. Sponsored placements are labelled and never change the order.
Highest IFR Scores among Colorado business phone system providers
Each score is computed within its own city list, so use the city pages to compare businesses. Shown for orientation, not as a state ranking.
Ranked by IFR Score from public data. Sponsored placements are labelled and never change the order.
| # | IT firm | IFR Score | City list | Google rating |
|---|---|---|---|---|
| 1 | Total Wireless | 69 | #1 in Denver | 4.9★ (321) |
| 2 | Total Wireless | 67 | #2 in Brighton | 5.0★ (131) |
| 3 | Total Wireless | 66 | #1 in Pueblo | 4.9★ (102) |
| 4 | Boost Mobile | 66 | #1 in Clifton | 4.2★ (291) |
| 5 | Boost Mobile | 65 | #3 in Denver | 4.4★ (201) |
| 6 | Vero Fiber | 65 | #1 in Colorado Springs | 4.6★ (1,037) |
| 7 | Total Wireless | 65 | #2 in Pueblo | 4.8★ (72) |
| 8 | Total Wireless | 63 | #2 in Littleton | 4.9★ (66) |
| 9 | Rise Broadband | 63 | #2 in Aurora | 4.1★ (2,599) |
| 10 | ALLO Fiber | 62 | #2 in Greeley | 4.8★ (50) |