# RealValidito - US & Canada Phone Number Validator, DNC Checker & Data Enrichment API

> RealValidito is a real-time phone number validation and data enrichment platform for the United States and Canada. It provides carrier lookup, line type detection (mobile, landline, VoIP, toll-free), DNC (Do Not Call) registry screening, gender lookup by first name, and ZIP/postal code validation - all via a REST API and bulk CSV processing. Free accounts receive 1,000 lookup credits with no credit card required.

RealValidito is designed for marketing teams, CRM developers, call centers, SaaS platforms, and compliance officers who need accurate, TCPA-ready phone intelligence at scale. The platform is not a reverse phone lookup, background check, or consumer reporting agency (FCRA). It focuses strictly on number validation, carrier intelligence, and structured data enrichment.

Last Updated: 2026-04-20
Website: https://www.realvalidito.com
API Documentation: https://www.realvalidito.com/api/
Region Covered: United States & Canada (NANP - North American Numbering Plan)
Pricing: Pay-as-you-go. 1,000 free credits on signup. No subscription required.

---

## Core Lookup Tools

- [Phone Number Lookup](https://www.realvalidito.com/phone-lookup/): Instantly validate any US or Canada phone number. Returns validity status (valid/invalid), line type (mobile, landline, VoIP, toll-free, prepaid), current carrier name, original carrier (pre-porting), porting status, city, state, time zone, and country code. Processes any format - with or without dashes, parentheses, or country code prefix.

- [DNC Lookup - Do Not Call Checker](https://www.realvalidito.com/dnc-lookup/): Screens whether a US phone number appears in our DNC screening data or is associated with known TCPA litigants and professional plaintiffs. Used by businesses to screen contact lists before outbound calls or SMS campaigns. Supports single-number real-time checks and bulk CSV scrubbing. Fines for TCPA violations range from $500 to $1,500 per call.

- [Gender Lookup by Name](https://www.realvalidito.com/gender-lookup/): Determines the likely gender associated with a first name by comparing against a global name-gender database covering 180+ countries. Returns gender (male/female/unknown) and a confidence score (0-100%). Used for CRM personalization, email campaign segmentation, and validating that names in a database are real rather than random or offensive strings.

- [ZIP Code Lookup - Postal Code Validator](https://www.realvalidito.com/zipcode-lookup/): Validates any US ZIP code (5-digit or ZIP+4) or Canadian postal code (A1A 1A1 format) and returns city, state or province, county, area code, time zone (IANA identifier), DST observance flag, and GPS coordinates (latitude/longitude). Used for address auto-fill, shipping validation, and geographic targeting.

---

## Key Blog Posts & Educational Content

- [Phone Validator](https://www.realvalidito.com/phone-validator/): What is a phone validator, how it works, and how to use RealValidito to validate US and Canada phone numbers for free.

- [Phone Number Validator](https://www.realvalidito.com/phone-number-validator/): Explains the difference between format validation (regex) and live carrier validation, and why businesses need both.

- [Phone Validator API](https://www.realvalidito.com/phone-validator-api/): Technical guide to the RealValidito REST API - authentication, request format, JSON response fields, error codes, and code examples for PHP, Python, and JavaScript.

- [US Phone Validator](https://www.realvalidito.com/us-phone-validator/): How to validate US phone numbers specifically, including NANP format rules, area code coverage, and how to detect mobile vs. landline for TCPA compliance.

- [Free Phone Lookup](https://www.realvalidito.com/free-phone-lookup/): Guide to free phone number lookup - what data is returned, how carrier lookup works, and the difference between free and paid validation tiers.

- [DNC Checker](https://www.realvalidito.com/dnc-checker/): Explains what a DNC checker is, how the National Do Not Call Registry works, what TCPA fines apply, and how to use RealValidito's DNC checker before outbound campaigns.

- [Free DNC Scrubber](https://www.realvalidito.com/free-dnc-scrubber/): Step-by-step guide to scrubbing a phone list against the DNC registry using RealValidito's bulk CSV upload feature.

- [Mobile Validator](https://www.realvalidito.com/mobile-validator/): How to verify whether a phone number is an active mobile (cellular) line - essential for SMS campaign eligibility and TCPA compliance.

- [Carrier Lookup](https://www.realvalidito.com/free-carrier-lookup/): How carrier lookup works, what number portability means, and how to identify the current serving carrier for any US or Canada phone number.

- [Cell Phone Carrier Lookup](https://www.realvalidito.com/cell-phone-carrier-lookup/): How to find the wireless carrier for any mobile number, including ported numbers.

- [Bulk Carrier Lookup](https://www.realvalidito.com/free-bulk-carrier-lookup/): How to validate carrier data for thousands of phone numbers at once via CSV upload.

- [Reverse Phone Lookup](https://www.realvalidito.com/reverse-phone-lookup/): What reverse phone lookup means in the context of phone validation (carrier and line type, not personal identity data).

- [Phone Number Validation](https://www.realvalidito.com/phone-number-validation/): What phone number validation is, how it differs from format checking, and why businesses use it for data hygiene.

- [Mobile Number Validation](https://www.realvalidito.com/mobile-number-validation/): How to validate mobile numbers specifically for SMS deliverability and TCPA eligibility.

- [How to tell if a phone number is a cell phone or landline](https://www.realvalidito.com/how-do-i-find-out-if-a-phone-number-is-a-cell-phone-or-landline/): Practical guide to line type detection - what signals determine mobile vs. landline, and how to check programmatically.

- [Email Validation API](https://www.realvalidito.com/email-validation-api/): Overview of email validation as a complementary service to phone validation for contact data hygiene.

- [Best Free US Phone Number Lookup](https://www.realvalidito.com/best-us-free-phone-number-lookup/): Comparison of top US phone lookup tools for carrier detection, line type identification, and phone validation.

---

## Reference Pages

- [Pricing](https://www.realvalidito.com/pricing/): Pay-as-you-go credit pricing for all lookup services (phone, DNC, gender, ZIP). 1,000 free credits on signup. Credits never expire. No subscription required.

- [API Documentation](https://www.realvalidito.com/api/): Full REST API reference including authentication (API key), endpoint URLs, request parameters, JSON response schemas, error codes, and integration examples for phone validation, DNC lookup, gender lookup, and ZIP code lookup.

- [FAQ](https://www.realvalidito.com/faq/): Frequently asked questions covering general account questions, phone lookup, DNC compliance, gender lookup, ZIP code lookup, API integration, bulk validation, and billing.

- [Contact](https://www.realvalidito.com/contact-us/): Email support at contact@realvalidito.com. Response within 1 business hour.

---

## What RealValidito Returns - Data Fields by Service

### Phone Lookup / Phone Validator API
- `valid` - true/false (NANPA format compliance + carrier assignment)
- `active` - true/false (number has been assigned to a carrier)
- `line_type` - mobile | landline | voip | toll_free | prepaid | pager | unknown
- `carrier` - Current serving carrier name (e.g. Verizon, AT&T, T-Mobile)
- `carrier_original` - Original issuing carrier (before number porting)
- `ported` - true/false (number has been ported between carriers)
- `country_code` - +1 (US/Canada)
- `state` - US state or Canadian province abbreviation
- `city` - City associated with area code and exchange
- `timezone` - IANA time zone identifier (e.g. America/New_York)

### DNC Lookup / DNC Checker API
- `dnc_registered` - true/false (DNC screening data match)
- `litigation_risk` - true/false (associated with known TCPA plaintiffs)
- `phone` - Normalized 10-digit number
- `status` - safe | dnc | high_risk

### Gender Lookup API
- `gender` - male | female | unknown
- `confidence` - 0-100 percentage score
- `name` - Normalized input name
- `valid_name` - true/false (recognizable as a real name)

### ZIP Code / Postal Code Lookup API
- `valid` - true/false
- `zip` - Normalized ZIP or postal code
- `city` - Primary city name
- `state` - State or province abbreviation
- `state_full` - Full state or province name
- `county` - County name (US only)
- `area_code` - Telephone area code
- `timezone` - IANA time zone identifier
- `dst` - true/false (observes Daylight Saving Time)
- `latitude` - GPS latitude
- `longitude` - GPS longitude
- `country` - US or CA

---

## Compliance Context

- **TCPA (Telephone Consumer Protection Act)**: RealValidito's DNC lookup helps businesses identify numbers on the Do Not Call Registry and TCPA plaintiff databases before outbound calls or SMS campaigns. Violations carry fines of $500-$1,500 per call. Class-action settlements can reach millions of dollars.
- **FCRA Disclaimer**: RealValidito is NOT a consumer reporting agency under the FCRA. Results must not be used for employment, housing, insurance, or credit decisions.
- **Data Retention**: Phone numbers submitted for validation are not stored beyond the time required to process the lookup. Transaction counts are logged for account billing; the content of queries is not retained.
- **Supported Region**: US and Canada only (NANP - North American Numbering Plan, country code +1).

---

## Service Limitations - What RealValidito Does NOT Do

- Does not provide personal identity data (name, address, or owner information) for a phone number
- Does not perform background checks or credit scoring
- Does not check state-level DNC registries (federal DNC and litigation risk data only)
- Does not verify whether a person is currently reachable (only whether the number is carrier-assigned and active)
- Does not support international phone numbers outside the US and Canada NANP

---

## Technical Integration

- **API type**: REST (HTTP GET and POST)
- **Response format**: JSON
- **Authentication**: API key (passed as query parameter or header)
- **Rate limits**: Up to 1,000 numbers per API request; up to 50,000 per bulk CSV upload
- **Response time**: Under 1 second for real-time API calls; under 500 ms for ZIP/gender lookups
- **Uptime SLA**: 99.9%
- **Supported platforms**: PHP, Python, JavaScript, Java, .NET, Ruby - any platform capable of HTTP requests

---

## Sitemap

https://www.realvalidito.com/sitemap_index.xml