10 Signal House alternatives in 2026
The best Signal House alternatives for phone validation APIs: Trestle, Data247 and Abstract API, by our benchmark of November 10, 2026. Signal House's website is signalhouse.io.
Phone validation API alternatives
Signal House is #2 of the 58 providers we rank.
Every provider of this API, ranked: Phone validation API: best providers in 2026
| Rank | Provider and plan | Overall score | Accuracy score | $ per 1,000 phones |
|---|---|---|---|---|
| 1 | Trestle, top-up from $10, Self-Serve, pay as you go · trestleiq.com | 61.4 | 93 | $15.00 |
| 3 | Data247, $12 pack, Membership · data247.com | 60.4 | 88 | Unknown |
| 4 | Abstract API, $19 monthly, Starter, 5,000 requests / month · abstractapi.com | 57.1 | 86 | $3.80 |
| 5 | Foxentry, top-up, Pay as you go · foxentry.com | 55.2 | 93 | $26.00 |
| 6 | HLR Lookups, top-up, 1 - 1M · hlr-lookups.com | 54.6 | 79 | $11.25 |
| 7 | Wavix, $250 monthly, Flex Pro · wavix.com | 52.2 | 93 | $7.00 |
| 8 | Verify550, $190 pack, 100,000 Credits · verify550.com | 51.4 | 89 | $19.00 |
| 9 | HLR Lookup, £370 (about $493) pack, 100,000 lookups · hlrlookup.com | 51.1 | 58 | $4.93 |
| 10 | seven.io, top-up, Prepaid balance · seven.io | 51.0 | 79 | $11.25 |
| 11 | Zadarma, top-up · zadarma.com | 50.5 | 79 | $7.00 |
Unknown: you choose how much to top up. So we can't split the call's monthly fee over a set number of calls.
- Trestle alternatives
- Data247 alternatives
- Abstract API alternatives
- Foxentry alternatives
- HLR Lookups alternatives
- Wavix alternatives
- Verify550 alternatives
- HLR Lookup alternatives
- Signal House vs Trestle
- Data247 vs Signal House
- This page as plain text