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3 tools · 3 platform keys available · 0 own-key only

HLR Lookup API: 3 tools · pay per call

Explore HLR Lookup tools through Toolswitch.

Popular tasks: people.phone.verify, people.phone.live, people.phone.network.

Start freeComing soonSee all toolsOfficial docs ↗

What can you do?

  • Validate and format a phone numberVerified free

    Validates the number and returns number type, issuing network and formatted output without a live HLR lookup.

  • Find which network serves a phone numberVerified $0.003304/success

    Mobile Number Portability lookup returning the original and current network and porting information, without a live status.

  • Check if a phone number is liveVerified $0.013216/success

    Performs a live HLR lookup, returning number type, live status, original and current network, and porting information. Warning: a national number sent without input_format can be read as another country's number (a US 617... number as an Australian 61... number), and that lookup is still charged.

Use with your Agent

Make these tools available to your Agent through MCP or integrate calls into your workflow with HTTP.

  • MCP: Connect your Agent to discover and use tools through MCP.
  • HTTP: Call tools from your application with the HTTP API.

Why use Toolswitch?

  • No provider account

    Tools with platform key access do not require a separate provider account.

  • Pay per call

    Pay for usage without a provider subscription.

  • Transparent pricing

    See the listed tool price and billing unit before calling.

All 3 tools

People & contact data · 3 tools

Limits & billing

Each customer may hold 210 concurrent requests. HLR Lookup throttles per telephone network and answers an unbilled HTTP 429 when a network is busy, at random above about 200 requests per second. Slow networks can take about 10 seconds to answer.

Official pricing ↗

Alternatives

View alternativesComing soon