# Nummeropslag, DKK 199 monthly, Pro, GET /api/v1/partner/spam/{e164}: Phone validation API

> Compact spam/trust verdict — ideal for caller-ID and call blocking.

Nummeropslag's Pro plan for the phone validation API costs $4.993 per 1,000 phones. Nummeropslag's docs list none of the 9 fields on our checklist: Number, Formats, Validity, Type and 5 more.
DKK 33.166 per 1,000 phones is $4.993 at the European Central Bank's rate of $0.15055 for DKK 1.
We haven't run Nummeropslag through [our phone validation API benchmark](https://datacircle.dev/best-phone-validation-api.txt) yet.
Half of the 1,148 plans we rank by price cost $2.991 per 1,000 phones or less. This plan costs less per 1,000 phones than 42% of the 1,148 plans.
[GuGuData's CNY 124 (about $19) monthly plan](https://datacircle.dev/validate-phone-apis/gugudata/cny-124-monthly/llms.txt) is the cheapest paid plan per 1,000 phones. GuGuData's CNY 124 (about $19) monthly plan charges nothing per call. You get as many phones as GuGuData's rate limit allows. [Neutrino API's On-Demand plan](https://datacircle.dev/validate-phone-apis/neutrino-api/pay-as-you-go-on-demand/llms.txt) costs the least for 10,000 phones a month: $0.80.
[Trestle](https://datacircle.dev/validate-phone-apis/trestle/top-up-from-10-self-serve-pay-as-you-go-get-3-0-phone-intel-phone-validation-api/llms.txt), [Data247](https://datacircle.dev/validate-phone-apis/data247/12-pack-membership-get-v3-0-verify247-phone/llms.txt) and [Abstract API](https://datacircle.dev/validate-phone-apis/abstract-api/19-monthly-starter-5000-requests-month/llms.txt) are the best phone validation API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/validate-phone-apis/nummeropslag/dkk-199-monthly-pro-get-api-v1-partner-spam-e164
- [Phone validation API: the best of 40+ providers compared](https://datacircle.dev/best-phone-validation-api.txt)
- Get it: https://nummeropslag.dk/priser?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Request: `GET https://nummeropslag.dk/api/v1/partner/spam/{e164}`
- API key: with the plan, on https://nummeropslag.dk/priser?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Its API docs: https://nummeropslag.dk/api-reference?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing#/partner-api/partner_spam_api_v1_partner_spam__e164__get
- Sold by: Nummeropslag (https://nummeropslag.dk?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing)
- Checked: 2026-11-06

## In the answer

- Completeness: 0%

## Price

- $ per 1,000 phones: $4.993
- Per: call
- Billing: monthly
- $ a month: $29.96

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: Full lookup · Compact operator + number type · Search businesses by name (CVR)

## Overage

- Units cap: soft

## In their words

- Their pitch: Compact spam/trust verdict — ideal for caller-ID and call blocking.

## Data

- Freshness: stored
- Countries: Denmark
- Keep data: no limit
- Use data: You may not use the service for harassment, automated harvesting of data, or in ways that place an unnecessary load on the system. The information may not be used in breach of data protection law (GDPR). [...] Misuse, resale of data or circumvention of limits may result in the key being closed without refund. [...] Do not store personal data about private individuals.

## Plan

- Pay: DKK 199
- You get: 6,000 requests a month
- Enough for: 6,000 calls a month

## Rate limit

- Per second: 2
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: e164
- Method: GET
- Path: /api/v1/partner/spam/{e164}

## About the plan

- Plan: Pro
- Who can get it: anyone

## The 11 fields the plan's answer can hold

spam level, spam score, trust score, trust zone, trust label, verdict, verdict key, spam reports, private number, verified business, spam risk percent

## Nummeropslag's plans (2)

- [Nummeropslag, DKK 199 monthly, Pro, GET /api/v1/partner/spam/{e164}](https://datacircle.dev/validate-phone-apis/nummeropslag/dkk-199-monthly-pro-get-api-v1-partner-spam-e164/llms.txt): $4.993 per 1,000, 0% complete, stored
- [Nummeropslag, DKK 2,148 yearly, Pro, GET /api/v1/partner/spam/{e164}](https://datacircle.dev/validate-phone-apis/nummeropslag/dkk-2148-yearly-pro-get-api-v1-partner-spam-e164/llms.txt): $4.491 per 1,000, 0% complete, stored

## Nummeropslag's calls for this API (2)

- `GET /api/v1/partner/operator/{e164}`: [Nummeropslag, DKK 199 monthly, Pro, GET /api/v1/partner/operator/{e164}](https://datacircle.dev/validate-phone-apis/nummeropslag/dkk-199-monthly-pro-get-api-v1-partner-operator-e164/llms.txt)
- `GET /api/v1/partner/spam/{e164}`: [Nummeropslag, DKK 199 monthly, Pro, GET /api/v1/partner/spam/{e164}](https://datacircle.dev/validate-phone-apis/nummeropslag/dkk-199-monthly-pro-get-api-v1-partner-spam-e164/llms.txt)

## Nummeropslag's APIs (2)

- [Nummeropslag: company enrichment API pricing, 2 plans](https://datacircle.dev/company-enrichment-apis/nummeropslag/dkk-199-monthly/llms.txt)
- [Nummeropslag: phone validation API pricing, 2 plans, GET /api/v1/partner/spam/{e164}](https://datacircle.dev/validate-phone-apis/nummeropslag/dkk-199-monthly-pro-get-api-v1-partner-spam-e164/llms.txt)

## Nummeropslag: phone validation API alternatives

- [1Lookup, $99 monthly, Starter, POST /nt-lookup](https://datacircle.dev/validate-phone-apis/1lookup/99-monthly-starter-post-nt-lookup/llms.txt): $4.95 per 1,000, 78% complete, stored
- [CallerAPI, $25 monthly, Basic, GET /api/lookup/{phone}](https://datacircle.dev/validate-phone-apis/callerapi/25-monthly-basic-get-api-lookup-phone/llms.txt): $5.00 per 1,000, 78% complete, stored
- [Xverify, $250 pack](https://datacircle.dev/validate-phone-apis/xverify/250-pack/llms.txt): $5.00 per 1,000, 44% complete, stored
- [ClearoutPhone, $52 monthly, Monthly 10,000 credits, POST /v1/phonenumber/validate, Instant Phone Number Validation](https://datacircle.dev/validate-phone-apis/clearoutphone/52-monthly-monthly-10000-credits-post-v1-phonenumber-validate/llms.txt): $5.20 per 1,000, 56% complete, stored

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-06.

- https://nummeropslag.dk/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://nummeropslag.dk/api-reference?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://nummeropslag.dk/api/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://nummeropslag.dk/priser?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://nummeropslag.dk/vilkaar?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing