Company: TCMFF
Filing Date: 2025-01-17
Form Type: 6-K
Source: 0001104659-25-004219
Chunk: 1

Company: TELECOM ARGENTINA SA
Filing Date: 2025-01-17
Form: 6-K
Chunk 1
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 into a
first supplemental indenture on January 16, 2025 with Citibank, N.A., acting as trustee, registrar, transfer agent, and paying agent in
New York, and Citibank N.A., Argentina branch, acting as trustee, registrar, transfer agent, and paying agent in Argentina.

All capitalized terms not expressly defined herein
have the meanings assigned to them in the indenture.

Sincerely,

| Telecom Argentina S.A.           |
| /s/ Luis Fernando Rial Ubago     |
| Responsible for Market Relations |

<div align='center'>SIGNATURES</div>

Pursuant to the requirements of the Securities
Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

| Date: | January 16, 2025 | Telecom Argentina S.A. 
 By:                    | /s/ Luis Fernando Rial Ubago |                                  |
|:------|:-----------------|:-----------------------|:-----------------------------|:---------------------------------|
|       |                  |                        | Name:                        | Luis Fernando Rial Ubago         |
|       |                  |                        | Title:                       | Responsible for Market Relations |