Quick answer
Idaho has 2 active geographic area codes covering Boise. The most-recognized codes are 208, 986, serving Boise and the Idaho (statewide) region.
- Total codes
- 2
- Top metro
- Boise
- Time zone
- MT
- Largest code
- 208 (Boise)
- NXX prefixes in use
- 968
- Most saturated
- 208 (~99%)
Area codes in Idaho
Idaho is served by 2 active geographic area codes in the North American Numbering Plan. These codes were assigned between 1947 and 2017 as population and call demand grew across the state.
Across Idaho's 2 area codes, our data counts 968 assigned central-office (NXX) prefixes in service. The most heavily loaded is 208 (Boise), with about 99% of its ~792 usable prefixes assigned. See the full NXX prefix allocation analysis across US area codes. (Prefix data: localcallingguide.com / NANPA, 2026.)
| Code | Primary City | Region | Established | Overlay Codes | Population |
|---|---|---|---|---|---|
| 208 | Boise | Idaho (statewide) | 1947 | 986 | 1,800,000 |
| 986 | Boise | Idaho (statewide) | 2017 | 208 | 1,800,000 |
Time zones in Idaho
All area codes in Idaho fall in the MT time zone.
- MT — area codes: 208, 986
Top metros and their area codes
Below are the primary cities in Idaho and the area codes that serve each metro. Cities with multiple codes share geography due to overlay assignments added as demand grew.
Idaho area code coverage by region
This regional breakdown maps each Idaho area code to the part of the state it serves. All of Idaho is covered under a single region.
Why get a local Idaho number?
A Idaho area code number gives your business three core advantages:
- Local trust signal. Customers in Idaho recognize local area codes as their own. A familiar caller ID builds immediate credibility for service businesses, sales teams, and patient communication.
- Higher answer rate. Calls from a local area code are answered far more often than toll-free or out-of-area numbers — industry data puts the lift at 20–40%. That difference matters most for outbound sales, appointment confirmations, and service callbacks.
- Targeted marketing. Advertising a local Idaho number on print, radio, digital, and outdoor channels converts better than a national 800 number for audiences who prefer doing business locally.
How to get a Idaho area code number with DialPhone
Setting up a Idaho business number takes under 10 minutes:
- Sign up for a DialPhone plan. Choose any plan starting at $24/user/month. Free 14-day trial, no credit card required.
- Search available Idaho numbers. Filter the DialPhone number inventory by state, area code, city, or number pattern.
- Choose your number and configure. Assign your new Idaho number to a user or team, configure call routing, voicemail, AI receptionist, and business SMS.
- Port your existing number (optional). Already have a Idaho number? Free number porting completes in 2 to 5 business days with zero service interruption.