Local numbers · USA
Get Derby virtual phone numbers
Unlimited calling and texting.
Get a real Derby, Colorado phone number with a 303 or 720 area code, the same codes carried across the Denver metro. Pick the one that matches your side of town and start in minutes.
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Why choose a Derby virtual phone number?
Part of the Denver Metro Dial
Denver sits closest and largest among Derby's neighbors, and a 303 or 720 number puts you on the same dial pattern as most of that metro. That matters if your contacts, clients, or dates are scattered across the same stretch of Colorado.
Same Codes as Aurora and Lakewood
303 and 720 aren't unique to Derby. Many residents in Aurora and Lakewood carry the same codes, so a number in either one reads as familiar rather than foreign to people nearby.
720 Feels Local from Thornton to Westminster
720 overlays the same region as 303 and shows up across Thornton, Arvada, and Westminster. A 720 number doesn't flag you as an outsider in any of those towns.
Crossing Into Boulder Without Losing Your Number
Boulder sits at the far edge of Derby's nearby places. If you're commuting or dating across that distance, keeping a Denver-area number means you don't need a new one just because you crossed into a different part of the metro.
Centennial Connections for New Arrivals
Centennial is close enough to be part of daily life for a lot of Derby residents. A second Denver-area line lets you set up local contacts there, for a rental hunt or a new job, before you've fully moved.
Most popular Derby virtual phone numbers
| Area code | Serves | Get this area code |
|---|---|---|
| +1 303 | Denver | Get a 303 number |
| +1 720 | Denver | Get a 720 number |
Local economy
Why do business in Derby?
Derby sits close enough to Denver that a lot of daily economic life, and job hunting, happens across the metro rather than inside any one town's limits.
Healthcare
Like much of the Denver metro, healthcare employers nearby draw workers from across the region, including Derby.
Education
Schools and training programs across the metro, from Aurora to Westminster, pull in commuting staff and students from surrounding towns like Derby.
Logistics and Transportation
Denver's role as a regional hub means logistics and transportation work extends out to the towns around it, Derby included.
About Derby
Area codes in service
2
Population
8,407
303 and 720 both cover the Denver area, and that overlay stretches out to the places nearest Derby: Aurora, Lakewood, Thornton, Arvada, Westminster, and Centennial all have residents carrying one or the other. Boulder sits a bit further out but is still part of the broader metro these codes serve.
Derby runs on Mountain Time along with the rest of the Denver metro. Because 303 and 720 are overlay codes for the same region, neither one marks you as being from a different part of town than the other.
Residents across the Denver area, Derby included, regularly report unwanted calls from telemarketers and robocallers. Keeping a separate number for online listings, dating profiles, or side work is a simple way to keep that traffic off your main line.
Places near Derby
The closest place to Derby in the Census list is Welby, 3 miles west. The largest nearby is Denver (729,019 people), 6 miles south. 8 of the 8 places below also use the 303 area code: Welby, Sherrelwood, Twin Lakes, Federal Heights, Thornton, Denver, Northglenn and Berkley.
3 mi west · 15,553 people · area code 303, 720
5 mi west · 19,228 people · area code 303, 720
5 mi west · 8,226 people · area code 303, 720
6 mi west · 13,971 people · area code 303, 720, 970
6 mi north · 146,689 people · area code 303, 720, 970
6 mi south · 729,019 people · area code 303, 720, 983
6 mi northwest · 38,287 people · area code 303, 720, 970
6 mi west · 12,536 people · area code 303, 720
Distances are straight-line between Census place centers.
Frequently asked questions
How fast can I get a Derby, CO phone number?
You can pick a 303 or 720 number and start calling and texting within minutes of setting up the app.
Can I choose between the 303 and 720 area codes?
Yes. Both codes are available for Derby, and you can pick whichever one you want when you set up your number.
Can I use my Derby number for both texting and calling?
Yes. Your Ghost number handles calls and texts the same way, so you can use it for online listings, dating apps, or anything else you'd rather keep separate from your personal line.