2) Numverify

Numverify is a phone number validation and carrier lookup service that supports 248 countries and territories. It offers features like real-time API, bulk validation, and the ability to identify the type, carrier, and region of phone numbers.
API Features
- Real-time API: Provides instant phone number validation through a fast and efficient API, suitable for seamless integration into various applications.
- Bulk Validation: Allows users to validate multiple phone numbers simultaneously by uploading a CSV file, making it ideal for large datasets.
- Type-Carrier-Region Identification: Offers detailed information about the phone number, including its line type, carrier, and region, enhancing data accuracy and utility.
Numverify Pricing
- Free Plan: 100 API requests per month with no support. Includes real-time number validation, carrier & line type detection, country & location detection, and 256-bit HTTPS encryption.
- Basic Plan: $14.99 per month or $161.99 per year. Offers 5,000 API requests per month and standard support. Features real-time number validation, carrier & line type detection, country & location detection, and 256-bit HTTPS encryption.
- Professional Plan: $59.99 per month or $629.99 per year. Provides 25,000 API requests per month with standard support. Includes real-time number validation, carrier & line type detection, country & location detection, and 256-bit HTTPS encryption.
- Enterprise Plan: $129.99 per month or $1,325.99 per year. Allows 60,000 API requests per month with standard support. Features real-time number validation, carrier & line type detection, country & location detection, and 256-bit HTTPS encryption.
- Volume Plan: Custom pricing. Any request volume needed, contact for a quote.
3) Plivo Verify API

Plivo Verify API is a robust solution for phone number verification, offering features like two-factor authentication, OTP generation, and delivery status tracking to ensure secure and reliable communication.
API Features
- Two-Factor Authentication: Enhances security by requiring two forms of identification for user verification.
- OTP Generation: Automatically generates one-time passwords for secure and temporary access.
- Delivery Status Tracking: Monitors the delivery status of verification messages to ensure they reach the intended recipient.
Plivo Verify API Pricing
- Base Pricing ($0): Covers OTP verification costs and Fraud Shield.
- SMS Channel Pricing: Starts at $0.0055 per SMS, with costs varying by destination country.
- Voice Channel Pricing: Begins at $0.0100 per minute, depending on the destination country.
- WhatsApp Channel Pricing: Starts at $0.0143 per conversation, with prices varying by destination country.
- Volume Pricing: Custom pricing available; contact sales for more information.
4) Loqate Phone Validation

Loqate Phone Validation is a comprehensive service designed to ensure the accuracy and validity of phone numbers globally. It offers real-time validation, helping businesses maintain clean and reliable contact data.
API Features
- Global Coverage: Validates phone numbers from over 240 countries and territories, ensuring comprehensive international reach.
- Real-Time Validation: Provides instant verification of phone numbers, enhancing the accuracy and reliability of contact data.
- Carrier and Line Type Detection: Identifies the carrier and line type (mobile, landline, VoIP) of phone numbers, aiding in better data segmentation and targeting.
Loqate Phone Validation Pricing
- £2500 Plan: Phone validation at 3.1p per lookup.
- £1000 Plan: Phone validation at 3.7p per lookup.
- £500 Plan: Phone validation at 4.5p per lookup.
- £250 Plan: Phone validation at 5.3p per lookup.
- £100 Plan: Phone validation at 6.1p per lookup.
5) Twilio Lookup API

Twilio Lookup API is a powerful tool designed to provide detailed information about phone numbers, including carrier data, line type, and caller name, ensuring accurate and reliable communication.
API Features
- Caller Name Lookup: Retrieves the caller's name associated with a phone number, enhancing caller identification and verification processes.
- Carrier Information: Provides detailed carrier data, including the network operator and type of service (e.g., mobile, landline), aiding in better communication strategies.
- Phone Number Format Validation: Ensures that phone numbers are correctly formatted according to international standards, reducing errors in data entry and communication.
Twilio Lookup API Pricing
- Base Pricing: $0.05 per successful verification plus standard channel fees.
- Volume Pricing: Custom pricing available by contacting sales for volume-based discounts.
- SMS Channel: $0.05 per successful verification plus $0.0079 per SMS in the US. International pricing varies.
- WhatsApp Channel: $0.05 per successful verification plus $0.0147 per conversation in the US. Additional details on international pricing.
- Voice Channel: $0.05 per successful verification. Additional details on international pricing.
What to Consider When Selecting a Veriphone Alternative?
- Global Coverage: Ensure the service supports phone number validation across multiple countries to maintain international reach.
- Real-Time Validation: Look for APIs that provide instant verification to enhance the accuracy and reliability of your contact data.
- Carrier and Line Type Detection: Choose a service that identifies the carrier and line type (mobile, landline, VoIP) for better data segmentation and targeting.
- Bulk Validation: Opt for solutions that allow you to validate multiple phone numbers simultaneously, ideal for handling large datasets efficiently.
- Data Privacy and Security: Prioritize services that offer robust encryption and data privacy measures to protect sensitive information.
Which One Should You Go With?
Each of the phone validation services discussed offers unique features and benefits, making any of them a solid choice for ensuring accurate and reliable communication. However, if you're looking for a robust alternative, we recommend Abstract API. With its global coverage, fast response times, and compliance with privacy laws, it stands out as a comprehensive solution for your phone validation needs.
Sign up for Abstract API today to experience its powerful features and improve your contact data quality. No credit card is required, and you can start for free, making it an accessible and efficient choice for businesses of all sizes.