# Reported phone numbers in Slovakia (+421)

> Phone numbers with spam or scam signals observed in Slovakia, aggregated from independent
> complaint sources and the Numbers Online community. Everything on this page is a
> supplementary signal — advisory, not a verdict — and personal numbers are never listed.

- Numbers with signals: 135
- Reports across sources: 511
- Active last 30 days: 17
- Latest activity: 2026-10-18
- Aggregates refreshed: 2026-10-25

## Recently active numbers (24 shown)

| Number | Trust | Category | Reports | Sources | Last activity | Lookup |
|---|---|---|---|---|---|---|
| +421249548800 | Very risky (0/100) | Reported activity | 1 | 1 | 2026-10-18 | https://numbers.online/md/lookup/421249548800 |
| +421903875420 | Very risky (12/100) | Phishing / smishing | 1 | 1 | 2026-10-17 | https://numbers.online/md/lookup/421903875420 |
| +421917044788 | Very risky (18/100) | Reported activity | 2 | 2 | 2026-10-15 | https://numbers.online/md/lookup/421917044788 |
| +421948120553 | Fair (45/100) | Reported activity | 1 | 1 | 2026-10-14 | https://numbers.online/md/lookup/421948120553 |
| +421915677846 | Low (36/100) | Phishing / smishing | 2 | 2 | 2026-10-14 | https://numbers.online/md/lookup/421915677846 |
| +421253803474 | Fair (45/100) | Reported activity | 1 | 1 | 2026-10-10 | https://numbers.online/md/lookup/421253803474 |
| +421229901591 | Fair (45/100) | Reported activity | 1 | 1 | 2026-10-06 | https://numbers.online/md/lookup/421229901591 |
| +421907482302 | Fair (45/100) | Reported activity | 1 | 1 | 2026-09-30 | https://numbers.online/md/lookup/421907482302 |
| +421948140077 | Fair (45/100) | Reported activity | 1 | 1 | 2026-09-30 | https://numbers.online/md/lookup/421948140077 |
| +421903517610 | Fair (45/100) | Reported activity | 1 | 1 | 2026-09-30 | https://numbers.online/md/lookup/421903517610 |
| +421920142177 | Fair (45/100) | Reported activity | 1 | 1 | 2026-09-30 | https://numbers.online/md/lookup/421920142177 |
| +421917789977 | Fair (45/100) | Reported activity | 1 | 1 | 2026-09-28 | https://numbers.online/md/lookup/421917789977 |
| +421907982815 | Fair (45/100) | Reported activity | 1 | 1 | 2026-09-28 | https://numbers.online/md/lookup/421907982815 |
| +421907546187 | Fair (45/100) | Reported activity | 1 | 1 | 2026-09-25 | https://numbers.online/md/lookup/421907546187 |
| +421917544539 | Fair (45/100) | Reported activity | 1 | 1 | 2026-09-25 | https://numbers.online/md/lookup/421917544539 |
| +421911821869 | Fair (45/100) | Reported activity | 1 | 1 | 2026-09-25 | https://numbers.online/md/lookup/421911821869 |
| +421948143900 | Fair (45/100) | Reported activity | 1 | 1 | 2026-09-25 | https://numbers.online/md/lookup/421948143900 |
| +421888301052 | Fair (45/100) | Reported activity | 1 | 1 | 2026-09-24 | https://numbers.online/md/lookup/421888301052 |
| +421949407523 | Fair (45/100) | Reported activity | 1 | 1 | 2026-09-23 | https://numbers.online/md/lookup/421949407523 |
| +421903570023 | Fair (45/100) | Reported activity | 1 | 1 | 2026-09-21 | https://numbers.online/md/lookup/421903570023 |
| +421903848676 | Fair (45/100) | Reported activity | 1 | 1 | 2026-09-21 | https://numbers.online/md/lookup/421903848676 |
| +421944079350 | Fair (45/100) | Reported activity | 1 | 1 | 2026-09-21 | https://numbers.online/md/lookup/421944079350 |
| +421948106630 | Very risky (0/100) | Reported activity | 1 | 1 | 2026-09-21 | https://numbers.online/md/lookup/421948106630 |
| +421917442069 | Fair (45/100) | Reported activity | 1 | 1 | 2026-09-21 | https://numbers.online/md/lookup/421917442069 |

Freshness reflects when a source last observed activity — never when we crawled it.
Full history and scoring on each number's lookup page. Trust is 0–100, higher = better.

## What gets reported

- Reported activity — 128
- Phishing / smishing — 7

## Most-reported prefixes

- +421 948 — 12
- +421 907 — 10
- +421 232 — 9
- +421 903 — 9
- +421 949 — 6
- +421 950 — 6
- +421 904 — 5
- +421 908 — 5

Number ranges where signal numbers cluster. A prefix itself is never bad — plenty of
legitimate numbers share it.

## Other countries

- [United States](https://numbers.online/md/browse/us) — 3.1M numbers with signals
- [Poland](https://numbers.online/md/browse/pl) — 115.6K numbers with signals
- [Germany](https://numbers.online/md/browse/de) — 36K numbers with signals
- [Lithuania](https://numbers.online/md/browse/lt) — 25.8K numbers with signals
- [United Kingdom](https://numbers.online/md/browse/gb) — 17.4K numbers with signals
- [Romania](https://numbers.online/md/browse/ro) — 5,046 numbers with signals
- [Italy](https://numbers.online/md/browse/it) — 4,438 numbers with signals
- [Denmark](https://numbers.online/md/browse/dk) — 3,597 numbers with signals
- [Spain](https://numbers.online/md/browse/es) — 3,350 numbers with signals
- [Morocco](https://numbers.online/md/browse/ma) — 3,328 numbers with signals

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page is a supplementary, low-confidence signal — advisory, not a verdict on any number
or its owner.

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