The area codes for Fort Collins are 970 and 748.

Area codes in Fort Collins

Get a phone number with the right area code for Fort Collins.

Fort Collins is in 970, which was split from 303 in 1995 and serves northern and western Colorado. A second code, 748, was laid over it in 2025.

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Pick 970 for Fort Collins, which shares it with Greeley and Loveland.

Pick 970 if the number should read as Fort Collins.

The Colorado Public Utilities Commission names Fort Collins, Greeley and Loveland among its cities.

Pick 970 to reach the mountains too.

Estes Park, Steamboat Springs, Vail and Aspen share the code, so one number spans the north and the ski towns.

Pick 303 if the number is for Boulder or Denver.

Boulder and Longmont are on 303 and 720, and Denver kept 303 when 970 was split off.

People filed 362 FCC complaints about unwanted calls from Fort Collins area codes in 12 months.

From October 2025 to September 2026, 362 unwanted-call complaints filed with the FCC gave a caller ID number that started with 970.

  • 362unwanted-call complaints named a Fort Collins code

Fort Collins codes

How many complaints named a caller ID that starts with each Fort Collins code.

  1. 1970Northern and western Colorado362

Source: Federal Communications Commission, CGB - Consumer Complaints Data (dataset 3xyp-aqkj), issue "Unwanted Calls", read on November 4, 2026. Caller ID can be faked, so a code shows what appeared on the phone, not where the caller was.

This is how you get a Fort Collins number.

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People ask these questions about Fort Collins area codes.

More in the full FAQ.

No. Fort Collins uses 970. Denver kept 303 when 970 was split off in 1995.

In 2025. The Public Utilities Commission approved an overlay in November 2023, and 748 entered service on July 7, 2025.

A local call in Fort Collins is dialed with ten digits, whichever of its codes the number starts with. The area code is part of every number you give out.

From October 2025 to September 2026, people filed 362 FCC complaints about unwanted calls from numbers that start with a Fort Collins code: 970 (362). A complaint is one person's report. Caller ID can be faked, so a code shows what appeared on the phone, not where the caller was.

Yes. You type the area code you want when you create a number, and you do not need to live in Fort Collins. Calls ring the phone you already have, and texts land in your ExpressNumber inbox.

No. Your numbers are receive-only: they take calls and texts, and they never make them. You answer calls on your own phone, and you cannot reply to a text from the inbox.

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Codes around Fort Collins

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Every fact on this page comes from public numbering records.

The codes, the places and the years are rows of the North American Numbering Plan Administrator's area code database, and the complaints are the FCC's own.

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