Local numbers · USA
Get Four Square Mile virtual phone numbers
Unlimited calling and texting.
Get a real Four Square Mile phone number right on your iPhone. Pick from the 303 or 720 area code, the same codes carried by many across the Denver metro, and start calling and texting in minutes.
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Why choose a Four Square Mile virtual phone number?
Part of the Denver-Aurora-Lakewood metro
Four Square Mile sits inside the wider Denver-Aurora-Lakewood metro, so a local number here reads as home turf to people in any of those cities, not just your own zip code.
303 and 720 both read as Denver
Both area codes assigned to Four Square Mile, 303 and 720, are Denver codes. Either one signals you're calling from the same region locals already know.
Same codes as Thornton, Arvada, Westminster
Residents in Thornton, Arvada, Westminster, Centennial, and Highlands Ranch carry the same 303 and 720 codes, so your Ghost number blends in whether you're texting a buyer in Aurora or a landlord in Lakewood.
Unwanted robocalls are a known complaint here
Front Range residents report a steady stream of unwanted sales and scam calls. Keeping a separate Ghost number for listings and dating apps keeps that traffic off your personal line.
Most popular Four Square Mile 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 Four Square Mile?
Four Square Mile, home to 22,872 people, sits within the broader Denver metro economy that its neighbors like Aurora, Lakewood, and Thornton help drive.
Healthcare
Regional hospital systems and clinics across the Denver metro employ many residents in and around Four Square Mile.
Technology
The Denver-Aurora corridor has grown as a hub for software and tech firms, drawing workers who commute in from surrounding cities.
Logistics & Distribution
Highway and rail access through the metro supports warehousing and distribution operations serving the wider Front Range.
About Four Square Mile
Area codes in service
2
Population
22,872
The 303 and 720 area codes both cover Four Square Mile and the city of Denver, and they're carried by many residents in Aurora, Lakewood, Thornton, Arvada, Westminster, Centennial, and Highlands Ranch. That means a number from either code fits naturally anywhere in the metro.
Four Square Mile runs on Mountain Time. Because 303 and 720 are overlay codes for the same region, they don't split the metro into different zones, they just give people two versions of a local number to choose from.
Residents in the area frequently report unwanted sales calls and robocalls, a pattern common across the Front Range. Many respond by keeping a separate number for anything shared publicly, like a marketplace listing or a dating profile, so those calls don't land on their main line.
Places near Four Square Mile
The closest place to Four Square Mile in the Census list is Glendale, 3 miles northwest. The largest nearby is Denver (729,019 people), 6 miles north. 8 of the 8 places below also use the 303 area code: Glendale, Cherry Hills Village, Greenwood Village, Cherry Creek, Denver, Englewood, Centennial and Sheridan.
Glendale, CO
3 mi northwest · 4,465 people · area code 303, 720
4 mi southwest · 6,349 people · area code 303, 720
5 mi south · 15,288 people · area code 303, 720
5 mi south · 11,488 people · area code 303, 720
6 mi north · 729,019 people · area code 303, 720, 983
Englewood, CO
6 mi west · 35,238 people · area code 303, 720
Centennial, CO
6 mi south · 108,853 people · area code 303, 720
Sheridan, CO
7 mi west · 5,932 people · area code 303, 720
Distances are straight-line between Census place centers.
Frequently asked questions
How fast can I get a Four Square Mile phone number?
Download Ghost, choose 303 or 720, and you're set up in minutes. No paperwork, no waiting.
Can I pick between the 303 and 720 area code?
Yes. Both codes serve Four Square Mile and the wider Denver area, so you can choose whichever feels right for the number you want people to see.
Can I use a Ghost number for selling and dating separately?
Yes. You can run multiple numbers on Ghost, so you can keep one for local marketplace listings and another for dating apps, all separate from your personal line.