Common Signal errors
- “Too many attempts”
- Registration Lock prompt
- Captcha loop
Each has a fix in the Signal verification guide.
Signal verification+378
San Marino phone number for Signal (+378)
Yes — a real San Marino mobile number (+378) can receive the Signal 6-digit code by SMS or voice call. One Signal code on a +378 number costs $0.33; a +378 number you keep costs from $1.80/month on the 12-month plan.
- 6-digit code by SMS or voice call to +378
- 7th cheapest of 49 countries in Europe for Signal
- Real mobile line — not VoIP
- Works with Signal — 7-day replacement guarantee
Pricing
From$1.80/mo
on the 12-month plan
Choose 1, 3, 6 or 12 months at checkout — every term price is shown there.
See plans & buySignal code (single-use)$0.33
Every term (1, 3, 6 or 12 months): unlimited incoming SMS & calls, 500 SMS + 1,000 minutes out every month. Renew as long as you want. Buy with crypto — no wallet top-up needed.
Example numbers
- +378 XX 944 5XXin stock
- +378 XX 633 1XXin stock
- +378 XX 636 5XXin stock
Digits are masked. The full number is shown once it is assigned to your account.
Key facts
Signal with San Marino numbers: at a glance
- Signal code (single-use)
- $0.33 per code
- Price rank
- Cheaper than 150 of 200 countries for Signal
- Rank in Europe
- 7th cheapest of 49 countries in Europe
- Code format
- 6-digit code
- Delivered by
- SMS or voice call
- Number format
- +378
- Stock
- 32 numbers in stock
- Among San Marino apps
- 72nd cheapest of 113 apps
- Local time
- UTC+1 (UTC+2 in summer)
Cheapest countries for Signal right now: Lesotho $0.15 · Malaysia $0.15 · Mauritania $0.15.
Prices as of October 15, 2026; stock changes through the day. Full list: OTP prices by app and country.
Compare nearby countries for Signal
At $0.33, San Marino is the 7th cheapest of 49 countries in Europe for Signal. Ukraine (+380) is the cheapest nearby at $0.18.
| Country | Dial code | Signal code | vs San Marino | Stock |
|---|---|---|---|---|
| United Kingdom | +44 | $1.09 | +$0.76 | In stock |
| Germany | +49 | $1.27 | +$0.94 | In stock |
| Netherlands | +31 | $1.13 | +$0.80 | In stock |
| France | +33 | $1.06 | +$0.73 | In stock |
| Spain | +34 | $0.73 | +$0.40 | In stock |
| Poland | +48 | $0.55 | +$0.22 | In stock |
| Sweden | +46 | $1.00 | +$0.67 | In stock |
| Albania | +355 | $0.62 | +$0.29 | In stock |
Step by step
How to verify Signal with a San Marino number
One Signal code on a +378 number costs $0.33 — the 7th cheapest of 49 countries in Europe. Full Signal walkthrough and troubleshooting: Signal verification guide.
Get your San Marino number
Sign up with an email, top up with USDT or USDC and pick San Marino: a plan to keep the +378 number, or a single-use Signal OTP number ($0.33).
Open Signal
Go to the registration screen right after installing Signal.
Enter the +378 number
Select San Marino (+378) in Signal's country picker, then paste the digits your dashboard shows after +378 into Signal.
Enter the Signal code
Signal sends a 6-digit code by SMS or voice call. SMS codes appear in your PhoneBorn dashboard next to the +378 number; type the code into Signal to finish.
Tips for San Marino numbers
- Only need one code and the country doesn't matter? Ukraine costs $0.18 for Signal, against $0.33 here.
- Set “Who can find me by number” to Nobody and use a Signal username instead.
Why use a San Marino number for Signal?
Day-to-day life in San Marino runs on WhatsApp, Facebook and Instagram, yet Signal remains the app for private conversations without exposing your personal number. A +378 number keeps that account tied to the country without using your personal SIM.
Tourism on Monte Titano: Shops and guesthouses around the historic centre serve day-trippers from Rimini and use local numbers for bookings and messages.
Signal identities are tied to the number; losing it means losing the registration.
Local context
San Marino at a glance for Signal users
- Capital
- San Marino
- Population
- 34,000
- Languages
- Italian
- Currency
- Euro (EUR)
Apps people use most in San Marino
- TikTok
- YouTube
- Satispay
| App | OTP price | vs Signal | Guide |
|---|---|---|---|
| Google / Gmail | $0.38 | +$0.05 | Google / Gmail guide |
| $0.40 | +$0.07 | WhatsApp guide | |
| Telegram | $0.45 | +$0.12 | Telegram guide |
| $0.35 | +$0.02 | Instagram guide | |
| $0.33 | same | Facebook guide | |
| ChatGPT | $0.45 | +$0.12 | ChatGPT guide |
| TikTok | $0.33 | same | TikTok guide |
| Discord | $0.30 | −$0.03 | Discord guide |
| X (Twitter) | $0.35 | +$0.02 | X (Twitter) guide |
| Binance | $0.55 | +$0.22 | Binance guide |
| Amazon | $0.35 | +$0.02 | Amazon guide |
| Apple ID | $0.40 | +$0.07 | Apple ID guide |
Works with Signal — backed by our 7-day replacement guarantee
If your San Marino number doesn't work for Signal or any other app you need within 7 days of purchase, replace it with a new San Marino number for free — instantly from your dashboard, up to 3 times, no questions asked.
Never used it (no SMS or call)? Take a full refund to your PhoneBorn balance within 7 days instead.
FAQ
San Marino number for Signal: FAQ
How much is a Signal code with a San Marino number?
A single-use Signal code on a San Marino (+378) number costs $0.33 (as of October 15, 2026). That makes a San Marino number the 7th cheapest of 49 countries in Europe for Signal, and cheaper than 150 of the 200 countries where Signal codes are sold. The cheapest option nearby is Ukraine (+380) at $0.18. Among the 113 apps we sell San Marino codes for, Signal is the 72nd cheapest.
Can I use a San Marino number for Signal?
Yes. Signal expects a real mobile number, and every San Marino (+378) number we sell is one. If Signal turns yours down, the 7-day replacement guarantee swaps it for another San Marino number; a single Signal code that never arrives is refunded to your PhoneBorn balance.
OTP number or phone-number plan for Signal in San Marino?
One Signal code on a San Marino number costs $0.33 and covers a single Signal check; a plan (from $1.80/month on the 12-month plan) keeps the +378 number and receives Signal codes as often as Signal asks. Signal sends its 6-digit code by SMS or voice call: a plan receives SMS and incoming calls, an OTP number the SMS code only.
General Signal questions — code formats, errors, re-verification — are answered in the Signal verification guide.
Verify Signal with a +378 number today.
32 San Marino numbers in stock · Signal code $0.33. Pay with USDT or USDC, email sign-up, no ID.