Codes in service in Nebraska
Nebraska has 3 geographic area codes in service: 308, 402, 531. 402 is the oldest, dated 1947, and 531 the newest, dated 26 Mar 2011.1 The time zones across Nebraska's codes are Central and Mountain and Central.
| Area code | NANPA location | NPA in-service date | In-service overlay peers | Time zone | Local calls within the code |
|---|---|---|---|---|---|
| 308 | NE | 1955 | None listed | Central and Mountain | 7 digits |
| 402 | NE | 1947 | 531 | Central | 10 digits |
| 531 | NE | 26 Mar 2011 | 402 | Central | 10 digits |
Scroll the table sideways to see every column. Sources: NANPA (14 October 2026 file).
History and overlays in Nebraska
- Before 1960: 402 (1947), 308 (1955)
- 2010s: 531 (26 Mar 2011)
Nebraska's in-service overlay group is 402/531.1
- 402/531: 402 (1947) was joined by 531 on 26 Mar 2011.
Dialing in Nebraska
Local calls within a single area code in Nebraska differ: 7 digits for 308; 10 digits for 402, 531. In Nebraska, local calls to other area codes differ: 7 digits for 308; 10 digits for 402, 531.1 Seven-digit local dialing is still recorded for 308.
Neighbours of Nebraska
Regions that border Nebraska:
- Colorado: 6 codes (303, 719, 720, 748, ...)
- Iowa: 5 codes (319, 515, 563, 641, ...)
- Kansas: 4 codes (316, 620, 785, 913)
- Missouri: 9 codes (235, 314, 417, 557, ...)
Rules that apply to every region are on the area-code reference.
Further reading
Longer research pieces on this topic, each with its own source list and a downloadable PDF.
Articles on this topic
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Sources
Every regulatory and pricing claim on this page links to the primary source it came from. Figures were checked on the date shown at the top of the page; rules and prices change, so verify before relying on one.
- NANPA, NPA Database CSV, file dated 14 October 2026; US geographic codes, location, dates, overlay complexes, dialing plan and time zone. Retrieved 14 Oct 2026
https://reports.nanpa.com/public/npa_report.csv
