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Carrier Lookup

Instant carrier identification and network intelligence. Get current carrier, porting history, and network details for optimal routing and compliance.

99.8%

Accuracy

178ms

Response Time

15K+

Carriers

Complete Carrier Intelligence

Real-time carrier data for routing, compliance, and optimization

Carrier Identification

Identify current and original carrier for any phone number globally

Network Type Detection

Determine if numbers are mobile, landline, VoIP, or toll-free

MNP Intelligence

Mobile Number Portability data with porting history and dates

OCN & LRN Data

Operating Company Number and Location Routing Number details

Optimize Your Communications

SMS Routing Optimization

Route messages through the right carrier for 40% lower costs

40% cost savings

Call Quality Enhancement

Identify optimal routes based on carrier interconnection data

25% better quality

Compliance & Regulation

Ensure carrier-specific compliance for marketing campaigns

100% compliance

Billing Accuracy

Accurate carrier identification for precise billing and reconciliation

98% accuracy

Real-Time Carrier API

Get comprehensive carrier data with MNP intelligence

// Carrier lookup with network intelligence
const response = await fetch('https://api.1lookup.io/v1/carrier/lookup', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer YOUR_API_KEY',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    phone: '+12125551234',
    country: 'US',
    include_mnp: true
  })
})

// Response in 178ms
{
  "number": "2125551234",
  "carrier": "T-Mobile USA",
  "carrier_type": "mobile",
  "mcc": "310",
  "mnc": "260",
  "country": "US",
  "country_name": "United States",
  "original_carrier": "AT&T Mobility",
  "ported": true,
  "ported_date": "2022-05-15",
  "ocn": "6529",
  "lrn": "2125551000",
  "line_type": "mobile",
  "spid": "6529",
  "altspid": "6214",
  "state": "NY",
  "ratecenter": "NEW YORK",
  "network_type": "GSM",
  "roaming_enabled": true,
  "prepaid": false,
  "valid": true,
  "delay": 0.001782,
  "tokens_used": 2
}

Technical Specifications

Coverage

195+ countries

Response Time

178ms average

Accuracy

99.8% guaranteed

Carrier Database

15K+ carriers

Token Cost

2 tokens

Price

$0.002 per lookup

Optimize Your Network Routing

Get instant carrier intelligence for smarter communications