Area code 865
Get a 865 phone number
To get a 865 phone number, pick an available 865 number below and sign up for AvoCall. Your new number works for calls and texts on the phone you already own over WiFi or data. Current web pricing is verified at checkout. No second SIM and no new device are required.
- Location
- Knoxville, TN, Tennessee
- Time zone
- Eastern (GMT -5)
- Related area codes
- Related:423
The 865 area code covers Knoxville, TN and nearby Tennessee communities.
Top 20 865 numbers available right now
Pulled live from our carrier network. Last updated: August 25, 2026 at 5:09 AM UTC.
Every number requires an AvoCall plan. Current web pricing is verified at checkout, and number availability changes often.
About the 865 area code
Knoxville anchors area code 865, which extends across the surrounding region of eastern Tennessee. Numbers here observe Eastern time.
The code is a relatively recent creation, going into service in 1999 when its territory was split off from area code 423. It has no overlay and no child codes, so it remains the only area code assigned to this part of the state.
Dialing note: 865 was carved out of the 423 territory and went into service in 1999.
Numbering details on this page (service dates and overlay status) are checked against the NANPA numbering registry. Registry data as of 07/16/2026.
865 phone number FAQ
- How do I get a 865 phone number?
- Pick an available 865 number and sign up for AvoCall. Your new Knoxville, TN number works for calls and texts on your existing phone over WiFi or data. Current web pricing is verified at checkout. There is no second SIM and no new device.
- Where is the 865 area code?
- It serves Knoxville, TN and nearby cities in Tennessee, including Knoxville and the surrounding region in eastern Tennessee.
- Can I receive verification codes on a 865 number?
- AvoCall 865 numbers support calling and messaging. Verification-text compatibility varies by sender; short-code and 2FA delivery is not guaranteed.