ZIP & Area Code Tools

Free, private tools for area codes, ZIP codes and international dialing. Each one runs in your browser on Codes.zone's own data — no account, no tracking.

• Area code lookup Find any US area code’s city, state, time zone, and overlay codes. Open →
• ZIP code lookup Look up the city, state, and county for any US ZIP code. Open →
• ZIP code radius List every ZIP code within a distance of a ZIP, nearest first. Open →
• ZIP code map Plot a state’s ZIP code points and center on one ZIP. Open →
• What is my ZIP code? Find your nearest ZIP code from your device location. Open →
• International dialing Work out what to dial between any two countries, both ends included. Open →
• Search One box for every ZIP code, area code, city, county and country. Open →