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zipcodes.pro — AREA-CODES/ID

Idaho area codes

Idaho has 2 area codes, 208 and 986. They are overlays: each covers all of Idaho, so a number from there can have any of them. The newest, 986, came into service in 2017.

Area codes
2
Areas
1
Overlay areas
1
Time zone
Mountain and Pacific
Newest
986 (2017)
ZIP codes
320 in Idaho

Somewhere in Idaho now? What area code am I in? answers from your location.

Every Idaho area code

Area codes in Idaho
CodeWhereOverlaysSince
208 Boise, Nampa, Idaho Falls 986 1947
986 Boise, Nampa, Idaho Falls 208 2017

Idaho area codes by area

Codes that overlay one another share one area. The places listed have a telephone rate centre of their own in NANPA's records, largest first; each links to its ZIP codes.

208, 986 — Boise

208 (1947) was here first; 986 (2017) overlays it, so a number from anywhere in the area can have any of them.

119 places, the largest 36 here (all of them on 208):

8 counties:

Area codes of the largest cities in Idaho

Largest cities in Idaho and their area codes
CityArea codesPopulation
Boise 208, 986 237,242
Meridian † 208, 986 130,138
Nampa 208, 986 110,319
Idaho Falls 208, 986 67,725
Caldwell 208, 986 66,516
Pocatello 208, 986 57,635
Coeur d'Alene 208, 986 56,447
Twin Falls 208, 986 54,164
Post Falls 208, 986 43,391
Rexburg † 208, 986 40,543
Lewiston 208, 986 34,651
Eagle † 208, 986 32,855
Kuna † 208, 986 27,158
Moscow 208, 986 26,286
Ammon † 208, 986 19,064
Mountain Home 208, 986 16,493
Hayden † 208, 986 16,338
Chubbuck † 208, 986 16,126
Star † 208, 986 14,745
Jerome † 208, 986 12,930
Blackfoot 208, 986 12,782
Garden City † 208, 986 12,654
Burley 208, 986 11,958
Rathdrum 208, 986 10,874
Middleton † 208, 986 10,649
Sandpoint 208, 986 9,637
Payette 208, 986 8,536
Emmett 208, 986 8,275
Sagle † 208, 986 7,806
Fruitland 208, 986 6,663
Rupert 208 6,190
Weiser 208, 986 5,935
Preston † 208, 986 5,928
Rigby 208, 986 5,404
Kimberly † 208, 986 5,111
Shelley † 208, 986 5,092
American Falls † 208, 986 4,712
Buhl † 208, 986 4,673
Lincoln † 208, 986 4,002
McCall 208 3,946

† NANPA lists no rate centre for the town itself; these are the codes of the nearest one. A town on an area-code boundary can differ from its neighbour.

Questions about Idaho area codes

How many area codes does Idaho have?

2: 208 and 986. Both of them are in overlay areas, where several codes share the same ground.

What is the newest area code in Idaho?

986, in service since 2017. It overlays 208.

What are the area codes of the largest cities in Idaho?

Boise: 208 and 986. Meridian: 208 and 986. Nampa: 208 and 986. Idaho Falls: 208 and 986. Caldwell: 208 and 986.

What time zone are Idaho area codes in?

Mountain and Pacific time.

Every US area code · Idaho ZIP codes

Source: NANPA NPA database and central office code assignments, 2026-10-10. Places are matched to NANPA's rate centres by name; see sources.

Cite this page

zipcodes.pro. “Idaho area codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/area-codes/id

Underlying data is public domain or openly licensed — sources, vintages and licences.