BellSouth is AT&T's local phone company in nine southeastern states.
BellSouth was the Bell phone company for nine southeastern states, and AT&T bought it in 2006. Southern Bell and South Central Bell were its two operating companies, and NANPA still lists BellSouth prefixes under those names. NANPA, which runs the North American numbering plan, lists BellSouth as the holder of 7,262 prefixes in 9 states and territories, 3.7% of the 198,436 prefixes it has assigned.
- Name in NANPA's file
- BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL, and 2 other listings
- What it is
- AT&T's landline company
- Prefixes held
- 7,262 of 198,436 (3.7%)
- States and territories
- 9 of 56, most in Florida, Georgia and Louisiana
- Area codes
- 56
- Pooled prefixes
- 46%, shared in blocks of 1,000 numbers
From NANPA's central office code file of October 1, 2026. A prefix is the three digits after the area code.
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A lookup shows BellSouth when the number is a line on AT&T's local phone network.
These are landlines and business lines that AT&T runs under the BellSouth name in that area, which is why the lookup does not just say AT&T.
Numbers can also move between carriers, so a lookup reads the number's carrier today, and a number with a BellSouth prefix can show another company if it was ported.
BellSouth holds the most prefixes in Florida: 1,628 of its 7,262.
- Florida1,628
- Georgia1,268
- Louisiana796
- Tennessee795
- North Carolina769
- Alabama600
- Mississippi490
- South Carolina483
Plus 433 prefixes in 1 more state or territory.
BellSouth holds prefixes in 56 area codes, and these are its largest.
- Area code 770425 prefixes
- Area code 305362 prefixes
- Area code 404289 prefixes
- Area code 954272 prefixes
- Area code 704241 prefixes
- Area code 601233 prefixes
- Area code 205223 prefixes
- Area code 615222 prefixes
- Area code 504217 prefixes
- Area code 904212 prefixes
- Area code 318201 prefixes
- Area code 561197 prefixes
A call from a BellSouth number is not spam just because of the carrier.
BellSouth lines belong to homes, offices and public services, so the carrier name says nothing about who is calling.
Caller ID can also be faked, so judge the call by what the caller asks for, never by the carrier name.
Check the full number with our free spam phone checker before you call back.
You can read about 5 more carrier names here.
These are the questions people ask about BellSouth.
What is BellSouth?
BellSouth was the Bell phone company for nine southeastern states, and AT&T bought it in 2006. Southern Bell and South Central Bell were its two operating companies, and NANPA still lists BellSouth prefixes under those names.
Why does a phone lookup say BellSouth?
A lookup shows BellSouth when the number is a line on AT&T's local phone network. These are landlines and business lines that AT&T runs under the BellSouth name in that area, which is why the lookup does not just say AT&T. Numbers can also move between carriers, so a lookup reads the number's carrier today, and a number with a BellSouth prefix can show another company if it was ported.
Is a call from a BellSouth number spam?
BellSouth lines belong to homes, offices and public services, so the carrier name says nothing about who is calling. Caller ID can also be faked, so judge the call by what the caller asks for, never by the carrier name. Check the full number with our free spam phone checker before you call back.
How many phone prefixes does BellSouth hold?
NANPA lists BellSouth as the holder of 7,262 prefixes, 3.7% of all assigned US prefixes. A prefix is the three digits after the area code and covers up to 10,000 numbers. 46% of these are pooled, so blocks of 1,000 numbers inside them can belong to other carriers.
Which states have the most BellSouth prefixes?
Florida (1,628), Georgia (1,268) and Louisiana (796) have the most, out of 9 states and territories.
Can I find out who owns a BellSouth number?
BellSouth does not publish who uses its numbers. Our free who called me lookup shows who a US number is listed to and the city and state on the listing, when the number has a listing.
Source: NANPA, the North American Numbering Plan Administrator: its central office code assignments, as of October 1, 2026. Company histories are from public records and each company's own descriptions.