---
oid: "0.3.3128"
description: "United States: \"TRT\" mail/telex network"
last-modified: "2025-06-05"
parent-oid: "0.3"
---

## OID: `0.3.3128`

```asn1
{itu-t(0) network-operator(3) 3128}
```

### Description

United States: "TRT" mail/telex network

### Child OIDs

No child OID

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