Area code 478 – Georgia
478 has served Georgia since 2000, split from 912. 446 of its 786 number blocks are allocated (57%). No carrier dominates: AT&T 29.6%, Other CLEC / VoIP 19.7%, Verizon 11.7%. Spam complaints are comparatively rare: 345 in the 33 days to 30 October 2026, 282nd of the 422 codes with five or more complaints.
- State
- Georgia
- In service since
- 2000
- Time zone
- Eastern
- Shares area with
- No overlay
Who holds 478 number blocks
Share of the 446 assigned NXX blocks (56.7% of the 786 possible), across 54 carriers. This is share of number blocks, not of subscribers.
- AT&T29.6%
- Other CLEC / VoIP16.1%
- Verizon11.7%
- Onvoy11%
- Windstream10.1%
- T-Mobile7.2%
- Lumen4.5%
- Bandwidth3.1%
- Charter2.5%
- Comcast2%
- Telnyx0.9%
- Vonage0.2%
- Peerless0.2%
- Dish0.2%
- TPx0.2%
- 8x80.2%
- Twilio0.2%
Spam complaints naming 478
FTC Do Not Call complaints where the caller ID was a 478 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 478
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. Showing the largest 5 of 50.
Timeline
- 2000 478 goes into service, split from or overlaid on 912.
More about 478
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 478
What state is area code 478?
Georgia.
Is a call from 478 a scam?
Not by itself. 478 drew 345 FTC complaints in the 33 days to 30 October 2026, 282nd 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 478 numbers?
AT&T holds the largest share of assigned number blocks at 29.6%. 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 478?
Yes – ten digits for local calls in 478, 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.