748 Area CodeFort Collins, CO
Area code 748 covers Fort Collins and 175 other cities in Colorado: 1,253,161 people in 30 counties, led by Larimer and Weld, on Mountain Time (MT). It overlays 970.
Overview
- Major City
- Fort Collins
- State
- Colorado (CO)
- Timezone
- Mountain Time (MT)
- Current Time
- –:––
- Overlay
- Yes – shares area with 970
Where is area code 748?
Overview of the 748 Area Code
Geographic Coverage of the 748 Area Code
All 176 cities- 170,924
- 114,363
- 81,102
- 70,554
- 41,734
- 22,394
Fort Collins Area Codes Overview
- 748This page
- 970Same territory
What cities does area code 748 cover?
| City | State | Population | Population in 748 | % of listed-city population | % of City |
|---|---|---|---|---|---|
| Fort Collins | CO | 170,924 | 170,924 | 17.4% | 100.0% |
| Greeley | CO | 114,363 | 114,363 | 11.7% | 100.0% |
| Loveland | CO | 81,102 | 81,102 | 8.3% | 100.0% |
| Grand Junction | CO | 70,554 | 70,554 | 7.2% | 100.0% |
| Windsor | CO | 41,734 | 41,734 | 4.3% | 100.0% |
| Evans | CO | 22,394 | 22,394 | 2.3% | 100.0% |
| Montrose | CO | 21,646 | 21,646 | 2.2% | 100.0% |
| Johnstown | CO | 20,639 | 20,639 | 2.1% | 100.0% |
| Clifton | CO | 19,889 | 19,889 | 2.0% | 100.0% |
| Durango | CO | 19,811 | 19,811 | 2.0% | 100.0% |
| Fruita | CO | 13,912 | 13,912 | 1.4% | 100.0% |
| Berthoud | CO | 13,648 | 13,648 | 1.4% | 100.0% |
| Steamboat Springs | CO | 13,620 | 13,620 | 1.4% | 100.0% |
| Sterling | CO | 13,114 | 13,114 | 1.3% | 100.0% |
| Wellington | CO | 12,100 | 12,100 | 1.2% | 100.0% |
| Fort Morgan | CO | 11,835 | 11,835 | 1.2% | 100.0% |
| Severance | CO | 11,554 | 11,554 | 1.2% | 100.0% |
| Timnath | CO | 10,848 | 10,848 | 1.1% | 100.0% |
| Rifle | CO | 10,663 | 10,663 | 1.1% | 100.0% |
| Glenwood Springs | CO | 10,311 | 10,311 | 1.1% | 100.0% |
| Edwards | CO | 10,266 | 10,266 | 1.1% | 100.0% |
| Delta | CO | 9,688 | 9,688 | 1.0% | 100.0% |
| Gypsum | CO | 9,218 | 9,218 | 0.9% | 100.0% |
| Cortez | CO | 9,151 | 9,151 | 0.9% | 100.0% |
| Milliken | CO | 9,102 | 9,102 | 0.9% | 100.0% |
| Craig | CO | 8,903 | 8,903 | 0.9% | 100.0% |
| Redlands | CO | 8,685 | 8,685 | 0.9% | 100.0% |
| Fruitvale | CO | 7,675 | 7,675 | 0.8% | 100.0% |
| Eagle | CO | 7,349 | 7,349 | 0.8% | 100.0% |
| Orchard Mesa | CO | 6,836 | 6,836 | 0.7% | 100.0% |
| Gunnison | CO | 6,821 | 6,821 | 0.7% | 100.0% |
| Carbondale | CO | 6,758 | 6,758 | 0.7% | 100.0% |
| Mead | CO | 6,735 | 6,735 | 0.7% | 100.0% |
| Aspen | CO | 6,556 | 6,556 | 0.7% | 100.0% |
| Avon | CO | 5,898 | 5,898 | 0.6% | 100.0% |
| Eaton | CO | 5,839 | 5,839 | 0.6% | 100.0% |
| Estes Park | CO | 5,795 | 5,795 | 0.6% | 100.0% |
| Brush | CO | 5,370 | 5,370 | 0.6% | 100.0% |
| Silverthorne | CO | 5,220 | 5,220 | 0.5% | 100.0% |
| New Castle | CO | 4,894 | 4,894 | 0.5% | 100.0% |
| Breckenridge | CO | 4,892 | 4,892 | 0.5% | 100.0% |
| Battlement Mesa | CO | 4,471 | 4,471 | 0.5% | 100.0% |
| Vail | CO | 4,466 | 4,466 | 0.5% | 100.0% |
| Basalt | CO | 4,001 | 4,001 | 0.4% | 100.0% |
| El Jebel | CO | 3,801 | 3,801 | 0.4% | 100.0% |
| Silt | CO | 3,727 | 3,727 | 0.4% | 100.0% |
| Yuma | CO | 3,472 | 3,472 | 0.4% | 100.0% |
| Orchard City | CO | 3,276 | 3,276 | 0.3% | 100.0% |
| Snowmass Village | CO | 2,925 | 2,925 | 0.3% | 100.0% |
| Bayfield | CO | 2,923 | 2,923 | 0.3% | 100.0% |
| Platteville | CO | 2,904 | 2,904 | 0.3% | 100.0% |
| Frisco | CO | 2,732 | 2,732 | 0.3% | 100.0% |
| Ault | CO | 2,660 | 2,660 | 0.3% | 100.0% |
| Palisade | CO | 2,600 | 2,600 | 0.3% | 100.0% |
| Telluride | CO | 2,486 | 2,486 | 0.3% | 100.0% |
| Laporte | CO | 2,450 | 2,450 | 0.3% | 100.0% |
| Cedaredge | CO | 2,432 | 2,432 | 0.3% | 100.0% |
| Meeker | CO | 2,390 | 2,390 | 0.3% | 100.0% |
| Wray | CO | 2,363 | 2,363 | 0.2% | 100.0% |
| Granby | CO | 2,305 | 2,305 | 0.2% | 100.0% |
| La Salle | CO | 2,303 | 2,303 | 0.2% | 100.0% |
| Holyoke | CO | 2,296 | 2,296 | 0.2% | 100.0% |
| Rangely | CO | 2,289 | 2,289 | 0.2% | 100.0% |
| Olathe | CO | 1,970 | 1,970 | 0.2% | 100.0% |
| Hayden | CO | 1,920 | 1,920 | 0.2% | 100.0% |
| Wiggins | CO | 1,872 | 1,872 | 0.2% | 100.0% |
| Pagosa Springs | CO | 1,793 | 1,793 | 0.2% | 100.0% |
| Akron | CO | 1,745 | 1,745 | 0.2% | 100.0% |
| Crested Butte | CO | 1,643 | 1,643 | 0.2% | 100.0% |
| Fraser | CO | 1,515 | 1,515 | 0.2% | 100.0% |
| Kersey | CO | 1,499 | 1,499 | 0.2% | 100.0% |
| Paonia | CO | 1,464 | 1,464 | 0.2% | 100.0% |
| Kremmling | CO | 1,436 | 1,436 | 0.2% | 100.0% |
| Parachute | CO | 1,362 | 1,362 | 0.1% | 100.0% |
| Loma | CO | 1,293 | 1,293 | 0.1% | 100.0% |
| Ridgway | CO | 1,281 | 1,281 | 0.1% | 100.0% |
| Mancos | CO | 1,272 | 1,272 | 0.1% | 100.0% |
| Mountain Village | CO | 1,240 | 1,240 | 0.1% | 100.0% |
| Julesburg | CO | 1,223 | 1,223 | 0.1% | 100.0% |
| Winter Park | CO | 1,192 | 1,192 | 0.1% | 100.0% |
| Pierce | CO | 1,087 | 1,087 | 0.1% | 100.0% |
| Towaoc | CO | 1,087 | 1,087 | 0.1% | 100.0% |
| Keystone | CO | 1,079 | 1,079 | 0.1% | 100.0% |
| Gilcrest | CO | 1,017 | 1,017 | 0.1% | 100.0% |
| Dillon | CO | 1,013 | 1,013 | 0.1% | 100.0% |
| Haxtun | CO | 967 | 967 | 0.1% | 100.0% |
| Minturn | CO | 955 | 955 | 0.1% | 100.0% |
| Mount Crested Butte | CO | 953 | 953 | 0.1% | 100.0% |
| Hotchkiss | CO | 942 | 942 | 0.1% | 100.0% |
| Log Lane Village | CO | 938 | 938 | 0.1% | 100.0% |
| Dolores | CO | 937 | 937 | 0.1% | 100.0% |
| Ouray | CO | 912 | 912 | 0.1% | 100.0% |
| Oak Creek | CO | 856 | 856 | 0.1% | 100.0% |
| Ignacio | CO | 847 | 847 | 0.1% | 100.0% |
| Blue River | CO | 836 | 836 | 0.1% | 100.0% |
| Silverton | CO | 731 | 731 | 0.1% | 100.0% |
| Dotsero | CO | 705 | 705 | 0.1% | 100.0% |
| Dove Creek | CO | 663 | 663 | 0.1% | 100.0% |
| Hot Sulphur Springs | CO | 654 | 654 | 0.1% | 100.0% |
| Cattle Creek | CO | 641 | 641 | 0.1% | 100.0% |
| Nucla | CO | 590 | 590 | 0.1% | 100.0% |
| Walden | CO | 557 | 557 | 0.1% | 100.0% |
| Nunn | CO | 533 | 533 | 0.1% | 100.0% |
| Norwood | CO | 523 | 523 | 0.1% | 100.0% |
| Loghill Village | CO | 521 | 521 | 0.1% | 100.0% |
| Otis | CO | 507 | 507 | 0.1% | 100.0% |
| Naturita | CO | 481 | 481 | 0.1% | 100.0% |
| De Beque | CO | 478 | 478 | 0.1% | 100.0% |
| Fleming | CO | 422 | 422 | 0.1% | 100.0% |
| Tabernash | CO | 417 | 417 | 0.0% | 100.0% |
| Lake City | CO | 413 | 413 | 0.0% | 100.0% |
| Crawford | CO | 407 | 407 | 0.0% | 100.0% |
| Grand Lake | CO | 400 | 400 | 0.0% | 100.0% |
| Yampa | CO | 390 | 390 | 0.0% | 100.0% |
| Copper Mountain | CO | 385 | 385 | 0.0% | 100.0% |
| Collbran | CO | 365 | 365 | 0.0% | 100.0% |
| Red Feather Lakes | CO | 343 | 343 | 0.0% | 100.0% |
| Rico | CO | 336 | 336 | 0.0% | 100.0% |
| Chacra | CO | 329 | 329 | 0.0% | 100.0% |
| Hillrose | CO | 317 | 317 | 0.0% | 100.0% |
| Lewis | CO | 302 | 302 | 0.0% | 100.0% |
| Arboles | CO | 280 | 280 | 0.0% | 100.0% |
| Merino | CO | 278 | 278 | 0.0% | 100.0% |
| Morgan Heights | CO | 266 | 266 | 0.0% | 100.0% |
| Woody Creek | CO | 263 | 263 | 0.0% | 100.0% |
| Ovid | CO | 256 | 256 | 0.0% | 100.0% |
| Garden City | CO | 250 | 250 | 0.0% | 100.0% |
| Dinosaur | CO | 247 | 247 | 0.0% | 100.0% |
| Red Cliff | CO | 241 | 241 | 0.0% | 100.0% |
| Iliff | CO | 240 | 240 | 0.0% | 100.0% |
| Redvale | CO | 236 | 236 | 0.0% | 100.0% |
| Eckley | CO | 236 | 236 | 0.0% | 100.0% |
| Catherine | CO | 228 | 228 | 0.0% | 100.0% |
| Phippsburg | CO | 204 | 204 | 0.0% | 100.0% |
| Peetz | CO | 203 | 203 | 0.0% | 100.0% |
| Ophir | CO | 186 | 186 | 0.0% | 100.0% |
| Southern Ute | CO | 177 | 177 | 0.0% | 100.0% |
| Seibert | CO | 177 | 177 | 0.0% | 100.0% |
| Mulford | CO | 174 | 174 | 0.0% | 100.0% |
| Sedgwick | CO | 164 | 164 | 0.0% | 100.0% |
| Jackson Lake | CO | 154 | 154 | 0.0% | 100.0% |
| Grover | CO | 152 | 152 | 0.0% | 100.0% |
| Weldona | CO | 139 | 139 | 0.0% | 100.0% |
| Portland | CO | 135 | 135 | 0.0% | 100.0% |
| Marble | CO | 135 | 135 | 0.0% | 100.0% |
| Atwood | CO | 133 | 133 | 0.0% | 100.0% |
| Snyder | CO | 132 | 132 | 0.0% | 100.0% |
| Redstone | CO | 130 | 130 | 0.0% | 100.0% |
| Crook | CO | 125 | 125 | 0.0% | 100.0% |
| No Name | CO | 123 | 123 | 0.0% | 100.0% |
| Raymer (New Raymer) | CO | 110 | 110 | 0.0% | 100.0% |
| Orchard | CO | 90 | 90 | 0.0% | 100.0% |
| Idalia | CO | 88 | 88 | 0.0% | 100.0% |
| Joes | CO | 80 | 80 | 0.0% | 100.0% |
| Padroni | CO | 76 | 76 | 0.0% | 100.0% |
| Heeney | CO | 76 | 76 | 0.0% | 100.0% |
| Pitkin | CO | 73 | 73 | 0.0% | 100.0% |
| Maybell | CO | 72 | 72 | 0.0% | 100.0% |
| Montezuma | CO | 71 | 71 | 0.0% | 100.0% |
| Trail Side | CO | 59 | 59 | 0.0% | 100.0% |
| Kirk | CO | 59 | 59 | 0.0% | 100.0% |
| Amherst | CO | 58 | 58 | 0.0% | 100.0% |
| Saddle Ridge | CO | 56 | 56 | 0.0% | 100.0% |
| Paoli | CO | 50 | 50 | 0.0% | 100.0% |
| Parshall | CO | 47 | 47 | 0.0% | 100.0% |
| Laird | CO | 47 | 47 | 0.0% | 100.0% |
| Sawpit | CO | 39 | 39 | 0.0% | 100.0% |
| Colona | CO | 30 | 30 | 0.0% | 100.0% |
| Vernon | CO | 29 | 29 | 0.0% | 100.0% |
| Piedra | CO | 28 | 28 | 0.0% | 100.0% |
| McCoy | CO | 24 | 24 | 0.0% | 100.0% |
| Blue Sky | CO | 24 | 24 | 0.0% | 100.0% |
| Wolcott | CO | 15 | 15 | 0.0% | 100.0% |
| Cathedral | CO | 14 | 14 | 0.0% | 100.0% |
| Norrie | CO | 7 | 7 | 0.0% | 100.0% |
| Fulford | CO | 2 | 2 | 0.0% | 100.0% |
City population is shown in full; each city's share inside 748 is measured from Census tract centroids.
What counties does area code 748 cover?
| County | State | Population in 748 | % of area-code footprint | % of County |
|---|---|---|---|---|
| Larimer County | CO | 357,265 | 29% | 99% |
| Weld County | CO | 235,227 | 19% | 72% |
| Mesa County | CO | 155,703 | 12% | 100% |
| Garfield County | CO | 61,685 | 5% | 100% |
| Eagle County | CO | 55,731 | 4% | 100% |
| La Plata County | CO | 55,638 | 4% | 100% |
| Montrose County | CO | 42,679 | 3% | 100% |
| Delta County | CO | 31,196 | 2% | 100% |
| Summit County | CO | 31,055 | 2% | 100% |
| Morgan County | CO | 29,111 | 2% | 100% |
| Montezuma County | CO | 25,849 | 2% | 100% |
| Routt County | CO | 24,829 | 2% | 100% |
| Logan County | CO | 21,528 | 2% | 100% |
| Pitkin County | CO | 17,358 | 1% | 100% |
| Gunnison County | CO | 16,918 | 1% | 100% |
| Grand County | CO | 15,717 | 1% | 100% |
| Archuleta County | CO | 13,359 | 1% | 100% |
| Moffat County | CO | 13,292 | 1% | 100% |
| Yuma County | CO | 9,988 | 1% | 100% |
| San Miguel County | CO | 8,072 | 1% | 100% |
| Rio Blanco County | CO | 6,529 | 1% | 100% |
| Ouray County | CO | 4,874 | 0% | 100% |
| Washington County | CO | 4,817 | 0% | 100% |
| Phillips County | CO | 4,530 | 0% | 100% |
| Kit Carson County | CO | 2,609 | 0% | 37% |
| Sedgwick County | CO | 2,404 | 0% | 100% |
| Dolores County | CO | 2,326 | 0% | 100% |
| Jackson County | CO | 1,379 | 0% | 100% |
| Hinsdale County | CO | 788 | 0% | 100% |
| San Juan County | CO | 705 | 0% | 100% |
Sources:
- Census PEP Vintage 2024 (city populations)
- · 2020 Census tract centroids with NANP and TIGERweb boundaries (footprint, counties, city shares)
- · NANPA NPA report (dates)
- · Methodology
Has area code 748 been reported for unwanted calls?
Yes – 1 FTC complaint, Aug 24 – Aug 24, 2026.
- 100% robocalls
- FTC data, retrieved 2026-10-05
Most-reported subjects
- Other100%1
Caller ID is easily spoofed, so these figures reflect the number shown on caller ID, not the caller's true location – an area code alone never identifies a caller. The FTC does not verify the facts in these complaints.
Frequently Asked Questions about the 748 Area Code
Who called me from a 748 number?
Its 176 cities are led by Fort Collins, Greeley, and Loveland.
Is 748 a scam area code?
No: it is an overlay of 970.
Why do I keep getting calls from the 748 area code?
About 1,253,161 people live in its territory.
Should I answer an unknown 748 number?
100% of its FTC complaints were robocalls.
How do I block calls from the 748 area code?
Blocking 748 still lets 970 numbers through.
Where is area code 748?
748 covers 176 cities and 1,253,161 residents in 30 Colorado counties, led by Larimer, Weld, and Mesa.
When did area code 748 go into service?
748 went into service on July 7, 2025. It was added to overlay 970.
Is 748 a real area code?
Yes: 176 cities in Larimer, Weld, Mesa, and 27 other counties use it.
What timezone is the 748 area code in?
748 is on Mountain Time (MT).
How do I call a 748 number from abroad?
Dial +1 748, then the number.