ZIP codes
108
Area Code 615
Explore ZIP codes in area code 615 — covering TN — 108 ZIP codes — 1,976,622 residents. Population, income, and housing at a glance.
Population
1,976,622
States
TN
Median household income (avg.)
$83,928
Average home value
$366,461
Where is area code 615?
Area code 615 maps to 108 indexable ZIP codes on US5 across TN, with a combined ZIP-area population of about 1,976,622.
Among places with the most population in this NPA on US5 are Nashville-Davidson metropolitan government (balance), TN, Murfreesboro, TN, Franklin, TN, Lebanon, TN, and Hendersonville, TN. Open any ZIP below for full demographics, housing, and nearby services.
The most populous ZIP currently listed for 615 is 37013 (about 102,055 residents).
Income and housing in 615
Across ZIPs with income data in area code 615, the average median household income is about $83,928 — about 12% above the U.S. median ($75,149).
Average median home value across those ZIPs is about $366,461.
On this page’s income ranking, ZIP 37046 is near the top at about $162,712.
How area code 615 numbering works
In the North American Numbering Plan, the first three digits of a 10-digit phone number are the Numbering Plan Area (NPA), commonly called the area code. Digits 4–6 are the central office code (NXX / “exchange”), and the last four digits identify the individual line.
US5’s 615 page groups ZIP codes that are associated with this NPA in published geography data. That is a place-based view — it is not a live directory of every phone number assigned to 615, and overlays or split NPAs can mean multiple area codes serve the same metro.
Scams and caller ID spoofing
Seeing area code 615 on caller ID does not prove the caller is physically in TN. Spoofing tools can display almost any NPA, including local-looking numbers used in IRS, bank, warranty, and “grandparent” scams.
If you receive an unexpected call about taxes, arrests, or locked accounts: hang up, do not share codes or remote-access software, and contact the organization using a number from its official website or your statement — not a number the caller provides. US5 publishes geography for research; it does not verify live callers.
ZIP codes in area code 615
Frequently asked questions
Where is area code 615?
Area code 615 is associated with ZIP codes in TN on US5, covering about 1,976,622 combined ZIP-area residents across 108 codes. Browse the ZIP table on this page for cities and counties.
How many ZIP codes are in area code 615?
US5 currently lists 108 indexable ZIP codes for area code 615. Counts can change as geography publishes update.
What is the average income in area code 615?
The average of ZIP median household incomes in area code 615 is about $83,928 (about 12% above the U.S. median ($75,149)). Individual neighborhoods vary — sort the ZIP table by income to compare.
What is an NXX or “number block” in area code 615?
After the area code, the next three digits (NXX) identify a central office / exchange “block” of up to 10,000 numbers. US5 focuses on ZIP geography for 615; for live number assignment details, use official NANPA / carrier resources.
Does a 615 caller ID mean the person is local?
No. Caller ID can be spoofed to show area code 615 even when the caller is elsewhere. Treat unexpected calls about money, arrests, or account lockouts as suspicious and verify through official channels.
How can I avoid phone scams that use area code 615?
Do not trust caller ID alone. Never send gift cards, wire money, or install remote-access apps because a caller claims to be from the IRS, a bank, or tech support. Hang up and call back using a published number from a statement or official website.
What cities use area code 615?
Larger population clusters on US5 for 615 include Nashville-Davidson metropolitan government (balance), TN, Murfreesboro, TN, Franklin, TN, Lebanon, TN, and Hendersonville, TN. Open linked ZIP pages for neighborhood-level demographics.