LG U+ logo

LG U+ Disposable SMS & Verification Numbers

Access secure, anonymous LG U+ numbers in South Korea for instant SMS verification, OTP delivery, or reverse phone lookup—no signup or personal data required.

Why Choose LG U+ Disposable Numbers?

LG U+ delivers carrier-grade reliability and nationwide coverage in South Korea, whether you’re securing one-time OTPs or uncovering unknown callers—no personal number required.

Supported Use Cases

  • Online verification (Google, Facebook, Twitter)
  • Messaging apps (WhatsApp, Telegram, Snapchat)
  • E-commerce & banking registrations
  • Reverse phone lookup for caller identification

How It Works

  1. Select a Number: Click “Receive SMS” or “Reverse Lookup” below and pick your LG U+ number.
  2. Choose Your Action: Enter it for SMS verification or select reverse lookup to fetch caller details.
  3. View & Recycle: Click your number to see messages or lookup info; all data auto-expires after 30 minutes.
For full details of our services, please visit the Temp SMS Online homepage.
South Korea flag South Korea
+52 available

+821055903621

Reverse Lookup
South Korea flag South Korea
+82 available

+821055317886

Reverse Lookup
South Korea flag South Korea
+55 available

+821077323661

Reverse Lookup
South Korea flag South Korea
+78 available

+82198254494

Reverse Lookup

Frequently Asked Questions

LG U+ maintains 99.97% uptime across South Korea (Q1 2024 stats), with Tier-1 partnerships like Orange and Deutsche Telekom. Audited by P3 Communications for GSMA compliance.

99.95% SLA on LG U+-routed messages. Real-time delivery maps available, leveraging their 15,000+ cell towers in South Korea.

Full compliance with South Korea’s KCC/KISA regulations. Carrier-aggregation certified since 2018.

Proprietary anti-flagging algorithms + monthly number rotation. Partnered with HGC Global Communications for clean routing.

12-15ms median latency (per Ookla 2024 report). Uses dual-path routing via AWS Local Zones and LG U+’s edge nodes.

Yes. 5G SA/NR-capable with Huawei CloudMessaging Core. Tested on 200+ device models.

Dynamic recycling: 24 hours for urban areas, 48 hours rural. Complies with South Korea’s number-pooling laws.

End-to-end AES-256 + SM9 quantum-resistant encryption for South Korea-regulated sectors.

Choose from 50+ LG U+ prefixes in South Korea. Updated weekly via GSMA TADIG standards.

24/7 NOC monitoring with <15min escalation. Backup routing via A1 Telekom Austria during disruptions.

Yes. Licensed under PSD2 for financial SMS. Used by 3/5 top South Korea banks.

AI-driven Graylisting (patent #US2023178992A1) + manual audits by Twilio Trust & Safety team.

Number porting takes 4-6 hours. Supports NPAC/LSMS systems with API-driven porting workflow.

Yes. GSMA UCP/EMI protocol compliant. 10-segment messages tested on Nokia MMSC platforms.

Automatic weekly updates via Telcordia SR-3381 standards. Force sync via carrier dashboard.

Multi-cloud failover to OVHcloud/IBM Cloud. 100% message recovery during 2023 South Korea earthquakes.

Yes. Pre-registered IDs in South Korea’s national registry. 1-hour approval for new requests.

Download 2024 Q1 report: 98.4% MoS score (PESQ testing), 0.001% packet loss in South Korea.

Yes. Granular route control via dashboard. Historical blocklist analytics included.

2023 "Best Regional Carrier" (Viavi Solutions award). 40% lower latency than South Korea’s industry average.