Phone Specification

Extra Credit builds an outline of Phone Specification's docs the first time your work uses it. Until then, start at the official documentation.

• Cloudmersive Validate Validate international phone numbers
• Numlookup Phone number validation and carrier lookup API with global coverage
• Numverify Phone number validation
• Phone Validation Validate phone numbers globally
• PlaceCall AI agent places phone calls to US businesses and returns the outcome, transcript and recording
• Veriphone Phone number validation & carrier lookup
• VeriRoute Intel CNAM caller ID, carrier/LRN lookup and spam scoring for North American phone numbers