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Get a local business phone number in Deer Trail, CO

Deer Trail's area codes, prefixes and carriers from NANPA records, and how to put a Deer Trail number in front of your customers.

Area code
720 / 303
Exchanges
5NANPA-assigned
Carriers
3
Population
1,624Census 2024 est.

Area codes in Deer Trail

Deer Trail, in Arapahoe County, Colorado, had a Census-estimated population of 1,624 in July 2024. NANPA lists 5 exchanges for its rate center across 2 area codes; 720 has the most (3, 60%). 720 is part of an overlay with 303 and 983, so a new local number in Deer Trail may carry any of those codes depending on which have numbers available. Deer Trail is in the Mountain time zone.

According to NANPA's dialing-plan data, local calls within 720 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Area codes with exchanges in Deer Trail, CO
Area codeExchanges hereShareIn service sinceOverlay withTime zone
720360%1998303, 983Mountain
303240%1947720, 983Mountain

Source: NANPA utilized central office code file and NPA report, dated 10/01/2026.

Deer Trail exchanges by carrier

3 carriers hold the 5 exchanges assigned to Deer Trail's rate center. Cellco Partnership d/b/a Verizon Wireless - CO has the most, with 3. 4 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. The table counts codes by the operating company NANPA assigned them to, not by who serves each number today.

Carriers holding exchanges in Deer Trail, CO
Carrier (NANPA operating company)ExchangesShare
Cellco Partnership d/b/a Verizon Wireless - CO360%
Level 3 Communications, LLC - CO120%
Bijou Tel. Coop. Assn., INC.120%

Carrier names are the operating company (OCN) names on NANPA's utilized central office code file dated 10/01/2026. A carrier holding a code may port numbers to other carriers.

Exchanges (NPA-NXX) assigned in Deer Trail

A prefix (NXX) is the three digits after the area code. Numbers starting with these prefixes are rated as local to Deer Trail. The earliest assignment date recorded in the file for these codes is 2006. 2 of the 5 were assigned in 2020 or later.

Prefixes assigned in Deer Trail, CO
Area codePrefixes (NXX)
303719, 769
720392, 814, 846

Source: NANPA utilized central office code file.

When Deer Trail's exchanges were assigned

The table groups Deer Trail's exchanges by the decade NANPA recorded them as assigned.

Deer Trail, CO: exchanges by decade assigned
Decade assignedExchangesShare
2000s250%
2020s250%

Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.

How local numbers work in Deer Trail

NANPA ties every exchange to a rate center. For Deer Trail that is DEER TRAIL, so a number from one of these exchanges reads as local to people in and around Deer Trail.

New local numbers are drawn from carrier inventory, so the exact 720 numbers available change over time; porting an existing number is free.

Who does business near Deer Trail

Deer Trail is part of the Denver-Aurora-Centennial, CO metro area, home to 3.1 million people in 2024. County Business Patterns counted 91,522 business establishments in the Denver, CO metro area in 2023, employing 1,419,833 people. The largest sectors by establishment count are professional, scientific, and technical services (15,561), health care and social assistance (10,010), and construction (9,143).

Selected industries in the Denver, CO metro area, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Offices of real estate agents and brokers3,6607,1922.0
Limited-service restaurants2,54251,12220.1
Full-service restaurants2,38555,60623.3
Law offices2,09413,8716.6
Management consulting firms1,99013,2796.7
Insurance agencies and brokerages1,7649,7715.5
Physician practices1,62921,04812.9
Dental offices1,62310,7756.6

Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.

Business phone service in Deer Trail

Callata Office costs $99 per month for up to 5 people, and each additional user is $20 a month. That covers up to 3 local numbers, calling from a browser or your cell, transcribed voicemail, recorded calls with AI summaries, after-hours routing and E911 on each number.

Porting a number you already use in Deer Trail is free, and business texting is available once the carrier registration (10DLC) is approved; the registration carries a one-time $49 fee. Which specific numbers are open in a given area code depends on carrier inventory at the time you sign up.

AI agents are optional: an AI receptionist or scheduler can pick up when the team is busy or closed, take a message, send a text or email, or transfer the call. They draw on prepaid AI minutes ($0.25/minute), disclose that they are AI, and outbound AI calls require prior consent and are limited to 8am–9pm.

A 16-person team is the benchmark here, the rounded average establishment size in the Denver, CO metro area. Billed per seat at month-to-month list prices (checked September 28, 2026), RingCentral RingEX Core costs $480.00 a month and Ooma Office Pro $399.20. Callata comes to $319.00 a month for 16 users ($99 a month with 5 users included, then $20 per additional user), below both.

Monthly list price for a 16-person team
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$319.00$3,828.00
Quo (Starter)$19.00 per user$304.00$3,648.00
Nextiva (Core)$23.00 per user$368.00$4,416.00
Ooma (Office Pro)$24.95 per user$399.20$4,790.40
Dialpad (Standard)$27.00 per user$432.00$5,184.00
RingCentral (RingEX Core)$30.00 per user$480.00$5,760.00

Competitor prices are each vendor's published month-to-month list price per user for its lowest plan that includes business calling and texting, checked September 28, 2026: Quo Starter $19, Nextiva Core $23, Ooma Office Pro $24.95 (Essentials excludes texting; one-time $29.95 activation not included), Dialpad Standard $27, RingCentral RingEX Core $30 ($20 billed annually). Prices exclude taxes and fees and may change; annual contracts lower some competitors' prices.

Frequently asked questions

What area code is Deer Trail, CO?

Deer Trail has exchanges in 720 and 303; 720 has the most.

How many phone companies have exchanges in Deer Trail?

3, holding 5 exchanges between them, according to NANPA's 10/01/2026 file.

Can I keep my existing Deer Trail business number?

Yes. Porting an existing number to Callata is free. Texting from it starts after carrier registration (10DLC), a one-time $49 fee.

How much is a business phone line in Deer Trail?

Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 16 users come to $319.00 a month. For comparison, 16 users on RingCentral RingEX Core list at $480.00 a month (checked September 28, 2026).