Idaho area codes

2 active codes · NANPA NPA database, current as of July 28, 2026.

Idaho has 2 active area codes. The original 1947 code was 208. The newest is 986 (2017).

The busiest codes by active prefixes are 208 (Boise), 986 (Boise).

Overlay territory: 208/986 — same geography, several codes, ten-digit local dialing.

Recent numbering history: 986 arrived in 2017 — an overlay added as existing codes approached exhaust.

Clocks differ across the state's codes (Mountain, Pacific) — worth checking before a callback.

208, in service since 1947, anchors Boise, carries 785 active prefixes across 145 rate centers, split among 65 carriers. 519 of its prefixes are pooled — shared between carriers in thousands-number blocks. It is the oldest area code in Idaho, in service since 1947. NANPA projects its capacity to last until 1Q 2060 — no relief needed for decades. Local dialing is ten digits.

986, in service since 2017, anchors Boise, carries 182 active prefixes across 110 rate centers, split among 35 carriers. 182 of its prefixes are pooled — shared between carriers in thousands-number blocks. NANPA projects its capacity to last until 1Q 2060 — no relief needed for decades. It was created from 208. Local dialing is ten digits.

Numbers in the toll-free 8YY family are absent here by design: they carry no state assignment and answer anywhere in the US, Canada and the Caribbean.

Use the per-code pages to go deeper — coverage by locality, full prefix tables for the most-searched codes, and NANPA's capacity forecasts for each.

FAQ

How many area codes does Idaho have?

2 geographic area codes are currently in service: 208, 986.

What was Idaho's first area code?

208, in service since 1947.

Will Idaho get a new area code soon?

Not soon. The earliest exhaust forecast in the state is 208 at 1Q 2060, so current codes have ample capacity.

Which time zone are Idaho numbers in?

Idaho codes span Mountain and Pacific time; check each code's page for its zone.