# 20 AddressZen alternatives in 2026

Last updated: November 11, 2026.

AddressZen alternatives for email verification and phone validation APIs, ranked by our benchmark of November 10, 2026. AddressZen's website is addresszen.com.

## Email verification API alternatives

[AddressZen](https://datacircle.dev/validate-email-apis/addresszen/free#49-pack) is #160 of the 249 providers we rank. Every provider of this API, ranked: [Email validation API: best providers in 2026](https://datacircle.dev/best-email-verification-api)

1. [Validemail.co, €9.90 monthly](https://datacircle.dev/validate-email-apis/validemail-co/free-get-api-v1-validate#9-90-monthly-9-90-month-get-api-v1-validate): Overall score 82.4, Accuracy score 80, median answer time 0.68 s. $0.00043 per 1,000 emails when you call at the rate limit all month. Validemail.co adds no charge per call to the €9.90 monthly price.
2. [pingutil, free API key](https://datacircle.dev/validate-email-apis/pingutil/free-api-key-post-v1-verify): Overall score 82.3, Accuracy score 77, median answer time 1.6 s, $0.00 per 1,000 emails
3. [looot, top-up](https://datacircle.dev/validate-email-apis/looot/top-up): Overall score 80.5, Accuracy score 80, median answer time 2.9 s
4. [MailTester Ninja, $23.99 monthly](https://datacircle.dev/validate-email-apis/mailtester-ninja/free-no-token#23-99-monthly): Overall score 75.9, Accuracy score 74, median answer time 1.1 s, $0.008 per 1,000 emails
5. [MillionVerifier, $449 pack, 1,000,000 verification credits](https://datacircle.dev/validate-email-apis/millionverifier/39-pack-10000-verification-credits-get-api-v3#449-pack-1000000-verification-credits-get-api-v3): Overall score 74.6, Accuracy score 80, median answer time 1.5 s, $0.45 per 1,000 emails
6. [email-validation.org, $450 pack, 1,000,000 credits](https://datacircle.dev/validate-email-apis/email-validation-org/free-credits-post-v1-validate#450-pack-1000000-credits-post-v1-validate): Overall score 74.5, Accuracy score 85, no median answer time in our benchmark, $0.45 per 1,000 emails
158. [Unisender Go, ₽800 (about $10) monthly, By card, 6,000 emails a month, first 100 validations a month](https://datacircle.dev/validate-email-apis/unisender-go/free#800-monthly-by-card-6000-emails-a-month-first-100-validations-a-month): Overall score 41.1, Accuracy score 27, median answer time 2.4 s, $0.00 per 1,000 emails
159. [Bulk Email Verifier, $400 pack, ≥ 500,000 requests](https://datacircle.dev/validate-email-apis/bulk-email-verifier/free-trial-post-api-single#400-pack-500000-requests-post-api-single): Overall score 39.9, Accuracy score 42, median answer time 20 s, $0.80 per 1,000 emails
161. [EmailAwesome, $500 monthly](https://datacircle.dev/validate-email-apis/emailawesome/free#500-monthly): Overall score 39.5, Accuracy score 43, median answer time 17 s, $2.00 per 1,000 emails
162. [ProWebLook, $279.20 monthly](https://datacircle.dev/validate-email-apis/proweblook/free#279-20-monthly): Overall score 39.1, Accuracy score 45, median answer time 5.6 s, $0.28 per 1,000 emails

## Phone validation API alternatives

[Trestle](https://datacircle.dev/validate-phone-apis/trestle/free#top-up-from-10-self-serve-pay-as-you-go-get-3-0-phone-intel-phone-validation-api), [Signal House](https://datacircle.dev/validate-phone-apis/signal-house/free#top-up-from-10) and [Data247](https://datacircle.dev/validate-phone-apis/data247/12-pack-membership-get-v3-0-verify247-phone) are the best [phone validation API providers](https://datacircle.dev/best-phone-validation-api) in the Datacircle benchmark.

On our [AddressZen plan pages](https://datacircle.dev/validate-phone-apis/addresszen/free), we compare each AddressZen plan with other providers' plans. We list other providers' plans below, cheapest per 1,000 phones first.

- [Openapi.com, €10,000 yearly](https://datacircle.dev/validate-phone-apis/openapi-com/top-up-single-request-post-mobile-start-mobile-phone-number#10000-yearly): $18.00 per 1,000 phones
- [HLR Lookup, £680 pack, 200,000 lookups, POST /apiv2/hlr, Full HLR lookup, full](https://datacircle.dev/validate-phone-apis/hlr-lookup/free-200-free-credits-post-apiv2-hlr-full-hlr-lookup-full#680-pack-200000-lookups-post-apiv2-hlr-full-hlr-lookup-full): $18.14 per 1,000 phones
- [SMSC.ru, top-up from ₽5,000, Tariff plan 4, Russia, all operators](https://datacircle.dev/validate-phone-apis/smsc-ru/top-up-from-1-tariff-plan-1-other-countries#top-up-from-5000-tariff-plan-4-russia-all-operators): $18.15 per 1,000 phones
- [SMSC.kz, top-up from ₸5,000, Tariff plan 2, Russia, all operators](https://datacircle.dev/validate-phone-apis/smsc-kz/top-up-from-1-tariff-plan-1-other-countries#top-up-from-5000-tariff-plan-2-russia-all-operators): $18.28 per 1,000 phones
- [TrustLookup, $79 monthly, Growth, GET /v1/lookup, Phone validation, full](https://datacircle.dev/validate-phone-apis/trustlookup/free#79-monthly-growth-get-v1-lookup-phone-validation-full): $24.83 per 1,000 phones
- [Postcoder, £233 monthly](https://datacircle.dev/validate-phone-apis/postcoder/free#233-monthly): $24.86 per 1,000 phones
- [Databar, $199 monthly](https://datacircle.dev/validate-phone-apis/databar/99-monthly#199-monthly): $24.88 per 1,000 phones
- [SMSPilot, top-up, Other countries, all operators, GET /api.php, HLRVIP](https://datacircle.dev/validate-phone-apis/smspilot/top-up-russia-beeline-get-api-php-hlrvip#top-up-other-countries-all-operators-get-api-php-hlrvip): $24.95 per 1,000 phones
- [Wapi, CNY 200 pack](https://datacircle.dev/validate-phone-apis/wapi/free#cny-200-pack): $29.91 per 1,000 phones
- [Osint, $29.99 pack](https://datacircle.dev/validate-phone-apis/osint/free#29-99-pack): $29.99 per 1,000 phones

Compare every phone validation API plan: [Phone validation API pricing: free and cheapest plans compared](https://datacircle.dev/phone-validation-api-pricing)

## See also

- [Validemail.co alternatives](https://datacircle.dev/validemail-co-alternatives)
- [pingutil alternatives](https://datacircle.dev/pingutil-alternatives)
- [looot alternatives](https://datacircle.dev/looot-alternatives)
- [MailTester Ninja alternatives](https://datacircle.dev/mailtester-ninja-alternatives)
- [MillionVerifier alternatives](https://datacircle.dev/millionverifier-alternatives)
- [email-validation.org alternatives](https://datacircle.dev/email-validation-org-alternatives)
- [Unisender Go alternatives](https://datacircle.dev/unisender-go-alternatives)
- [Bulk Email Verifier alternatives](https://datacircle.dev/bulk-email-verifier-alternatives)
- [EmailAwesome alternatives](https://datacircle.dev/emailawesome-alternatives)
- [ProWebLook alternatives](https://datacircle.dev/proweblook-alternatives)
- [Openapi.com alternatives](https://datacircle.dev/openapi-com-alternatives)
- [HLR Lookup alternatives](https://datacircle.dev/hlr-lookup-alternatives)
- [SMSC.ru alternatives](https://datacircle.dev/smsc-ru-alternatives)
- [SMSC.kz alternatives](https://datacircle.dev/smsc-kz-alternatives)
- [TrustLookup alternatives](https://datacircle.dev/trustlookup-alternatives)
- [Postcoder alternatives](https://datacircle.dev/postcoder-alternatives)
- [Databar alternatives](https://datacircle.dev/databar-alternatives)
- [SMSPilot alternatives](https://datacircle.dev/smspilot-alternatives)
- [Wapi alternatives](https://datacircle.dev/wapi-alternatives)
- [Osint alternatives](https://datacircle.dev/osint-alternatives)