Paste raw digits, a formatted phone number, an area code, an NPA-NXX block, or a short code. US and Canada phone lookups route automatically, and international iMessage checks are available separately.
| Label | Value |
|---|---|
| Input Number | 423-445-5840 |
| Phone Number | +14234455840 |
| National Format | (423) 445-5840 |
| Country Code | US |
| Caller Name | No public business listing found. Additional phone intelligence quota is exhausted for this month. |
| Caller Type | |
| Carrier Name | AT&T ENTERPRISES, LLC |
| Phone Type | |
| Apple iMessage Status | Not Checked |
| Raw Number | 4234455840 |
| Basic Format | 423-445-5840 |
| NPA (Area Code) | 423 |
| NXX | 445 |
| Telco Carrier | AT&T ENTERPRISES, LLC |
| Rate Center | SURGOINSVL |
| SMS/MMS Email Gateways | 4234455840@mms.att.net 4234455840@txt.att.net SMS/MMS gateways may be invalid (i.e. the number has been ported or purchased by another carrier) |
| OCN (Carrier Number) | 516C |
| Call Type | Unknown Type |
| Number Assignment | Assigned |
| Search |
|
| state | TN |
| ocn | 516C |
| company | AT&T ENTERPRISES, LLC |
| rate_center | SURGOINSVL |
| Location | |
| use_type | AS |
| assign_date | 06/25/2002 |
| initial_growth | I |
| pooled_code | Y |
| in_service | Yes |
| region | SE |
| state | TN |
| status | AS |
| rate_center | SURGOINSVL |
| Location | |
| block_effective_date | 11/02/2011 |
| assigned_to | AT&T ENTERPRISES, LLC |
| ocn | 516C |
| date_assigned | 10/21/2011 |
| region | SE |
| state | TN |
| status | AS |
| rate_center | SURGOINSVL |
| Location | |
| block_effective_date | 11/02/2011 |
| assigned_to | AT&T ENTERPRISES, LLC |
| ocn | 516C |
| date_assigned | 10/21/2011 |
| Bold | ๐๐๐-๐๐๐-๐๐๐๐ [click to copy] |
| Full-Width | ๏ผ๏ผ๏ผ-๏ผ๏ผ๏ผ-๏ผ๏ผ๏ผ๏ผ [click to copy] |
| Superscript | โดยฒยณ-โดโดโต-โตโธโดโฐ [click to copy] |
| Subscript | โโโ-โโโ -โ โโโ [click to copy] |
| Enclosed Alphanumerics | โฃโกโข-โฃโฃโค-โคโงโฃโช [click to copy] |
| Mathematical Bold | ๐ฐ๐ฎ๐ฏ-๐ฐ๐ฐ๐ฑ-๐ฑ๐ด๐ฐ๐ฌ [click to copy] |
| Mathematical Italic | ๐ฆ๐ค๐ฅ-๐ฆ๐ฆ๐ง-๐ง๐ช๐ฆ๐ข [click to copy] |
| Mathematical Sans-Serif | ๐บ๐ธ๐น-๐บ๐บ๐ป-๐ป๐พ๐บ๐ถ [click to copy] |
| Emoji | 4๏ธโฃ2๏ธโฃ3๏ธโฃ-4๏ธโฃ4๏ธโฃ5๏ธโฃ-5๏ธโฃ8๏ธโฃ4๏ธโฃ0๏ธโฃ [click to copy] |
| Spelled Out | four two three - four four five - five eight four zero [click to copy] |
Using these number formats when publishing your phone number online can help reduce spam calls/texts by making it harder for scammers to copy your number
Reports
Anonymous User from Kingsport, Tennessee
April 7, 2026 at 8:50 PM