---
title: "Open Mobile: MCC 330 MNC 120"
mcc: "330"
mnc: "120"
plmn: "330120"
brand: "Open Mobile"
operator: "PR Wireless"
country: "Puerto Rico"
country_iso: "PR"
region: "North America & Caribbean"
technologies: ["4G"]
updated: "2025-04-09"
canonical: "https://mcc-mnc.org/networks/330_120"
---

# Open Mobile: MCC 330, MNC 120 (Puerto Rico)

**Open Mobile** (operator: PR Wireless) is a mobile network in [Puerto Rico](https://mcc-mnc.org/countries/puerto_rico.md) (North America & Caribbean), identified by MCC **330** and MNC **120**: PLMN ID 330120, also written 330-120 or 330 120. It runs 4G.

## Identifiers

| Field | Value |
|---|---|
| MCC (Mobile Country Code) | 330 |
| MNC (Mobile Network Code) | 120 |
| PLMN ID (MCC+MNC) | 330120 |
| TADIG code | — |
| Brand | Open Mobile |
| Operator | PR Wireless |
| Country | Puerto Rico (PR) |
| Region | North America & Caribbean |
| Dialling code | — |
| Technologies | 4G |
| Last updated | 2025-04-09 |

## Technologies & bands

| Generation | Bands | Measured cells |
|---|---|---|
| 4G | [LTE 700](https://mcc-mnc.org/coverage/lte_700.md) | — |

## Voice & calling services

| Service | Status | Source |
|---|---|---|
| VoLTE | Unknown | — |
| VoWiFi | Unknown | — |
| ViLTE | Unknown | — |
| VoNR | Unknown | — |

A service not marked Supported or Not supported is unknown: no data either way, not a sign that the network lacks it.

## About Open Mobile

PR Wireless, operating as Open Mobile in Puerto Rico, served as a key mobile network option for residents and visitors alike. With the Mobile Country Code (MCC) of 330, identifying Puerto Rico, and a Mobile Network Code (MNC) of 120, Open Mobile held a unique position in the North America & Caribbean telecommunications landscape. While it ultimately ceased independent operations, understanding its presence offers insight into the evolution of Puerto Rico’s mobile infrastructure.

Open Mobile, originally known as PR Wireless, aimed to provide competitive mobile services, challenging established players like Claro and AT&T Mobility in the Puerto Rican market. The network utilized its assigned MCC and MNC to facilitate connectivity for its subscribers. Although Open Mobile is no longer operating, its legacy contributes to understanding the competitive dynamics and the technological advancements within the island's mobile communications sector.

## Other networks in Puerto Rico

| MCC | MNC | Network | TADIG |
|---|---|---|---|
| 330 | 000 | [Open Mobile](https://mcc-mnc.org/networks/330_000.md) | — |
| 330 | 110 | [Claro Puerto Rico](https://mcc-mnc.org/networks/330_110.md) | PRICL |

---

HTML version: https://mcc-mnc.org/networks/330_120 · Index for AI agents: https://mcc-mnc.org/llms.txt · Data is community-maintained; corrections welcome on the HTML page.