Provision, monitor, and protect
every number in your fleet.
Local, toll-free, and international DIDs with real-time trust scores across AT&T, T-Mobile, and Verizon. AI spam monitoring alerts you the moment a number is flagged — and rotates it out before your campaign takes the hit.
Numbers · auto_insurance_fl
128 activeFrom provision to protected in under a minute.
Provision
Search by area code, prefix, pattern, or country. Choose local, toll-free, international, or vanity. Bulk-reserve up to 10,000 numbers per request.
Configure
Set CNAM display names, call routing, call masking, voicemail greetings, and team/agent assignment — all from a single modal, no engineering.
Monitor
Real-time trust scores across AT&T, T-Mobile, and Verizon. Spam Monitor alerts you within minutes of a carrier flag — with open appeals tracked automatically.
Manage
Rotate flagged numbers to backup pools, run bulk CNAM updates, port numbers in or out, release idle lines, and export your full inventory as CSV.
Numbers that do more than ring.
Local, toll-free & international
All 50 US states, 300+ area codes, every 8XX prefix, plus 50+ countries for international expansion. Provision singles or bulk pools of 10,000+.
CNAM — caller ID name
Display your business name on every outbound. US and Canadian carriers show the name instead of the number, lifting answer rates 22–31% on average.
Trust score monitoring
Every number scores 0–100 across AT&T, T-Mobile, Verizon, and US Cellular. Color-coded by tier — green, amber, red — with 30-day trend sparklines.
AI spam monitor
Signal detects "Spam Likely" carrier flags within minutes. One-click rotate to backup numbers, or let Signal auto-rotate while your appeal runs.
Number porting
Port in from any US carrier in 5–7 business days with zero service interruption. Initiate the transfer in under 10 minutes from the Signal dashboard.
10DLC & A2P compliance
Brand registration, A2P 10DLC campaign submission, and SMS compliance all managed inside Signal — so your messaging traffic stays deliverable.
The teams that live and die by connect rate.
Insurance lead-gen
Spin up campaign-specific local pools across 50 states without weeks of carrier paperwork. CNAM on every number lifts answer rates from day one.
Mortgage marketers
Match local-area DIDs to your borrower geography. Trust Score monitoring catches carrier flags before they tank your morning call block.
Home services
Local presence numbers for every metro, with AI recommendations that warm up fresh DIDs gradually so they arrive healthy — not flagged.
Multi-brand operations
Separate DID pools per brand, per region, per campaign — billed, monitored, and audited independently. Bulk CNAM management across all pools at once.
What teams always ask.
Self-serve numbers go live in under 30 seconds. Bulk requests of 10,000+ numbers complete within 4 hours during business hours. No carrier paperwork required.
CNAM (Caller ID Name) displays your business name on outbound calls instead of just the number. US and Canadian carriers use it to show the name to recipients — our data shows a 22–31% average lift in answer rates. CNAM is an add-on at $2/mo per number.
Signal continuously checks carrier networks for "Spam Likely" flags on your numbers. When a flag is detected, you get an alert immediately. You can rotate to backup numbers instantly with one click, or Signal can auto-rotate while an appeal is filed on your behalf.
Yes. Initiate the port in under 10 minutes from the dashboard. Porting from any US carrier takes 5–7 business days with zero service interruption — your numbers stay active on your current carrier until the moment the port completes.
Trust score is a 0–100 rating derived from carrier-network reputation signals across AT&T, T-Mobile, Verizon, and US Cellular — including spam complaints, repeat-caller thresholds, and call-volume patterns. Green is 80–100, amber is 50–79, red is below 50.
Related Signal capabilities.
Your numbers, trusted by carriers
from day one.
Provision local, toll-free, and international DIDs with built-in trust score monitoring, AI spam alerts, and CNAM — all in a single Signal workspace.
7-day free trial on Signal · Cancel any time