Change Prefix Contact

"Phone Number" app had designed to help you change prefix phone number quickly and exactly. Addition, you can view phone contact (phone number). App run perfect on my devices. Notice: maybe some device Samsung not working properly.

Example: change prefix 0165 to 035, +84 to 0

#Features:
✓ Change prefix phone number (edit phone contact)
✓ View phone contact (phone number)

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