International Calling Tools

Look up any phone number to see who called. Community reports, carrier info, and spam scores.

Find the international dialing code for any country instantly. Get phone formats and ready-to-dial numbers.

Instantly convert time between 500+ cities. See business hours overlap and the best time to call internationally.

Paste any phone number to see which country it is from, whether it is valid, and mobile or landline.

Compare 18+ WiFi calling apps. Filter by no SIM, free, international, browser-based, or PSTN calling.

Pick your carrier (Verizon, AT&T, T-Mobile, EE + 20 more) for the exact *21*, *72, ##002# codes.

Pick a type + tone, get 3 ready-to-record voicemail scripts. Professional, friendly, or funny. 36+ templates.

Generate random valid-format phone numbers for 200+ countries. Bulk export, E.164 + national + international formats.

How to stop spam calls in 2026. Carrier + device + country picker with the exact steps. 20+ carriers, OS settings, 5 blockers compared.

How to set up voicemail by carrier + device. Verizon, AT&T, T-Mobile, EE, Bell, Telstra + more. iPhone, Android, Visual Voicemail, PIN reset.

Scan to save contact details. Generate a vCard 3.0 QR code for your business card, email signature, or conference badge.

Scan to open a WhatsApp chat. Generate a wa.me click-to-chat QR code with optional pre-filled message.

Test left, right, both channels + frequency sweep. Diagnose dead earbuds, AirPods balance, wrong-wired headphones.

Create QR codes for phone numbers, SMS messages, and contact cards. Perfect for business cards.

Calculate international roaming costs for your carrier. Compare plans and see how much you can save with BubblyPhone.

Convert currencies and see how many minutes of international calls your money can buy.

Check if a phone number is a VoIP or virtual number. Identify Google Voice, Twilio, and other VoIP numbers.

Calculate how long you can talk for your budget. See call duration for international calls to any country.

Find emergency phone numbers for any country. Look up police, ambulance, and fire department numbers worldwide.

Test your microphone before making calls. Check volume levels, record and play back audio, and troubleshoot mic issues.

Find the carrier, line type (mobile/landline/VoIP), and country for any phone number. Uses real-time telecom data.

Test your internet connection for VoIP calls. Measure latency, jitter, packet loss, and get a MOS score to know if your network is call-ready.

Check if it's legal to record a phone call. Compare one-party vs two-party consent laws for all 50 US states and 40+ countries.

Create click-to-chat WhatsApp links with pre-filled messages and QR codes. Perfect for websites, business cards, and social media.

Convert any phone number to E.164, international, national, RFC 3966, and more formats. Supports 200+ countries.

Play authentic DTMF phone keypad sounds online. Interactive keypad with real dual-tone frequencies and sequence playback.

Convert text to Morse code or decode Morse back to text. Listen to authentic tones and see visual light signals.

Record audio from your microphone with real-time waveform visualization. Play back, download, and manage recordings.

Convert vanity phone numbers like 1-800-FLOWERS to digits, or find memorable words hidden in any phone number.

Find the best meeting time across multiple time zones with visual timeline, business hours overlap, and smart recommendations.