Check out these 7 easy methods to share contacts from your iPhone with another iPhone user.
7 ways to send contacts from one iPhone to another

A new NameDrop-like feature in iOS 17.2 uses NFC to enable you to quickly share eligible Wallet passes by bringing two iPhones together.
Alongside the iOS 17.1 software update for the iPhone that Apple released on Wednesday, the Cupertino-based company also launched the latest software update for Apple Watches — watchOS 10.1 for the general public.
Learn how to prevent your iPhone from sharing data or communicating with nearby iPhones.
Learn how to use Apple's NameDrop feature to send and receive contact information like phone numbers and email addresses between two iPhones.
With watchOS 10.1, you can use NameDrop to share contact information between two Apple Watch devices or an Apple Watch and an iPhone.
The fourth beta of iOS 17 hints at possible options for the rumored Action button on the iPhone 15 Pros, while bringing new toggles for StandBy and AirDrop features.
iOS 17 makes the iPhone more useful, but several new features with limited region and language support won't be broadly available to everyone at launch.