Byteplant Address Validator Alternatives (January 2026)

Address Validator: Postal Address Validation & Address Verification Service

https://www.byteplan.com/address-validator/

With our free postal address verification and international address validation service you can easily verify if any USPS or international postal address is valid and deliverable.

4.6/5

110+ reviews

Reviewed on:

Address Validation API | Address Verification API Services - USPS API - PostGrid™

https://www.postgri

.com/address-verification-api/

Verify/Validate Addresses using PostGrid’s CASS (USPS) and SERP (Canada Post) certified Address validation and verification API and services.

Address Lookup, Rooftop Geo, Bank, Mobile & Email Validation - Postcoder

https://postcode

.com/

Postcoder is the API for address lookup & form validation. Improve your conversion rates and capture better quality customer data.

Address Verification - Postal Address Validation | Melissa

https://www.meliss

.com/address-verification/

Melissa’s address verification systems standardize your US, Canada and International postal addresses – CASS and SERP Certified.

USPS & International Address Verification - Smarty

https://smart

.com/

Address Verification for USPS & International Addresses. Try our easy-to-use APIs, list processing tools and more.

USPS & International Address Verification - Smarty

http://smart

.com/

Address Verification for USPS & International Addresses. Try our easy-to-use APIs, list processing tools and more.

Address Verification, Data Validation & Geocoding Software | Loqate, a GBG solution

https://www.loqat

.com/

Improve data quality by capturing correct UK addresses. Boost conversions and user experience with postcode address verification and geocoding technology.

Email Validation - Email Verification Service | EmailListValidation

https://www.emaillistvalidatio

.com/

Bulk email verifier. Get rid of spam traps, bounces,and disposable emails. Start with 100 FREE email validations! Secure & accurate bulk email validation

Bulk Email Verification: 100 Free Email Verifications Daily

https://myemailverifie

.com/

Keep your email list clean with our bulk email verification service. Verify daily 100 email address for free and avoid sending emails to spam / invalid account.

Free real-time email verification service | ValidEmail

https://validemai

.net/

Free real-time email verification service. Easy to use. Start using in 30 seconds