Area code 771 – District of Columbia
771 has served District of Columbia since 2021, split from 202. It is still largely empty: 72 of 786 number blocks allocated. No carrier dominates: AT&T 20.8%, Other CLEC / VoIP 19.4%, Verizon 19.4%. It shares its geography with overlay codes 202, so local calls take all ten digits. FTC complaints naming a 771 caller ID totalled 442 in the 33 days to 30 October 2026 (230th of 422 ranked codes). All of its numbers sit in a single telephone rate center covering the whole area.
- State
- District of Columbia
- In service since
- 2021
- Time zone
- Eastern
- Shares area with
- 202
Who holds 771 number blocks
Share of the 72 assigned NXX blocks (9.2% of the 786 possible), across 19 carriers. This is share of number blocks, not of subscribers.
- AT&T20.8%
- Verizon19.4%
- Onvoy18.1%
- Other CLEC / VoIP16.7%
- Bandwidth9.7%
- T-Mobile8.3%
- Charter2.8%
- Lumen1.4%
- Dish1.4%
- VoIP Innovations1.4%
Spam complaints naming 771
FTC Do Not Call complaints where the caller ID was a 771 number, 28 Sep – 30 Oct 2026 (33 days). Caller IDs on spam calls are frequently spoofed, so these are complaints about the code, not calls proven to originate in it.
Rate centers in 771
NANPA allocates number blocks to rate centers and records their names abbreviated to ten characters, so these are NANPA's codes rather than place names – CHAMPAURBN is Champaign-Urbana, NWYRCYZN01 is a New York City zone. We show them unchanged instead of guessing at the full names. This code has a single rate center covering its whole area.
Timeline
- 2021 771 goes into service, split from or overlaid on 202.
More about 771
Separate pages for the questions that need their own answer: what time it is there, what the complaint data says, who holds the number blocks, and how the code compares with the one it shares its area with.
Frequently asked about 771
What state is area code 771?
District of Columbia. It covers the same area as 202/771.
Is a call from 771 a scam?
Not by itself. 771 drew 442 FTC complaints in the 33 days to 30 October 2026, 230th of 422 ranked codes – mid-pack or lower. Spam callers spoof caller IDs, so the only useful check is the full number.
Which carrier owns 771 numbers?
AT&T holds the largest share of assigned number blocks at 20.8%. The rest is spread across 3 other carriers. This is share of number blocks, not of subscribers – people keep their numbers when they switch carriers.
Do I need to dial 10 digits in 771?
Yes – ten digits for local calls in 771, because it shares its area with another code.
Sources and verification
- NANPA – NPA Database (npa_report.csv), file date 11/01/2026, retrieved Nov 1, 2026
- NANPA – CO Code Assignment Records, All States (utilized), file updated 11/01/2026, retrieved Nov 1, 2026
- FTC – Do Not Call Reported Calls Data, 25 daily files 28 Sep – 30 Oct 2026, retrieved Nov 1, 2026
NANPA dialing note for this code: “10D”. Reviewed by the data desk. Spotted an error? Request a correction.