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CallerAPI pricing and alternatives: phone validation API, GET /api/porting-history/{phone}

CallerAPI's sitellms.txtBest phone validation API in 2026
22% complete: 2 of the 9 key fields we checkSee the 9 fields
$0.00per 1,000 phonesThe cheapest of the 302 plans we rank by price is Twilio, top-up. Twilio's phone validation API costs nothing beyond the plan price.
Plan: Free trial one of CallerAPI's 13 plans
Call: GET /api/porting-history/{phone} one of CallerAPI's 3 calls for this API
API: Phone validation API one of CallerAPI's 2 APIs

About this item

  • Freshness. We don't know how fresh this plan's data is.
  • 2 of the 9 key fields we check. Validity, Porting and roaming.
  • Nothing to pay. You get 100 credits.
  • One call. You send phone to GET /api/porting-history/{phone}. The call returns whether the number is valid.
  • Who can get it: with conditions. Keep data: no limit. Use data: with conditions.

CallerAPI: phone validation API alternatives

We list other providers' plans closest to this plan in price per 1,000 phones.

This planCallerAPI, free, trial, GET /api/porting-history/{phone}HLR Lookups, free, 100 free lookups, POST /hlr-lookupsHLR Lookup, free, 200 free credits, POST /batches/{id}/sourcejson, Bulk uploads via APIseven.io, free, test credit, GET /api/lookup/hlrData8, free
$ per 1,000 phones$0.00$0.00$0.00$0.00$0.00
Completeness22%56%89%78%56%
Billingfreefreefreefreefree
Pay$0$0$0$0$0
Enough fornot published100 results, once200 results, oncenot published100 calls, once
Freshnessunknownlivelivelivelive
Who can get itanyone can apply: "our AI scores your profile and decides to give it to you or not. Or maybe you'll need to jump on a call with us to discuss it further"new accountsnew accounts with a business email addressnew accounts of traders: the customer assures that he is a trader and that the short messages are sent as part of his businessbusinesses, for their own internal business purposes

Every phone validation API provider we score, ranked

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-27.

  1. callerapi.com
  2. callerapi.com/carrier-lookup-api
  3. callerapi.com/pricing
  4. callerapi.com/terms-of-service
  5. docs.callerapi.com/porting-history-20035134e0.md

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • Number, not in the answer
  • Formats, not in the answer
  • Validity
  • Type, not in the answer
  • Carrier, not in the answer
  • Porting and roaming
  • Place, not in the answer
  • Risk, not in the answer
  • Owner, not in the answer
Price
$ per 1,000 phones$0.00
Billingfree
Aggregators
Aggregatorsnone
Not found
$ per 1,000$0.00
In their words
Their pitchEnterprise spam call blocking API and spam number feed. Drop spam before it burns AI tokens and minutes, or sell protection under your own brand.
Data
Keep datano limit
Use data"You may not: Use the Service for any illegal purpose, Attempt to reverse engineer the Service, Share your API key or access credentials with third parties, Use the Service in a manner that could damage, disable, or impair our servers or networks" (Terms of Service 3), "You must obtain and maintain all necessary consents from individuals whose data you access or collect through the Service" (4), "a limited, non-exclusive, non-transferable license to use the Service in accordance with these Terms" (5)
Plan
Pay$0
You get100 credits
Rate limit
Batch1
Speed
Answerin the call
The call
You sendphone
MethodGET
Path/api/porting-history/{phone}
About the plan
PlanFree trial
Who can get itanyone can apply: "our AI scores your profile and decides to give it to you or not. Or maybe you'll need to jump on a call with us to discuss it further"
The 9 fields the plan's answer can hold

porting history action, porting history network ID, porting history network type, porting history timestamp, ported, ported date, ported date type, status, status message

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