Input MSISDN

Input MSISDN

Input MSISDN is a specialized input for Indonesian mobile numbers with automatic normalization (+62/62 → 0) and provider validation.

Visual Specifications

Property	Value
Max Length	13-14 digits
Min Length	10-12 digits
Input Type	Numeric (numbers only)
Validation Colors	Success (green), Error (red)

States

Empty Valid Telkomsel Valid Other Invalid

No input, default state

Green color, Telkomsel number detected

Green color, other provider detected

Red color, validation failed

Auto-Normalization

The input automatically formats numbers:

Input	Normalized To
+62812345678	0812345678
62812345678	0812345678
0812345678	0812345678 (unchanged)

Provider Detection

Validates against Indonesian mobile providers:

Prefix	Provider
0811, 0812, 0813, 0821, 0822, 0852, 0853	Telkomsel
0817, 0818, 0819, 0859, 0877, 0878	XL Axiata
0856, 0857, 0858	Indosat Ooredoo
0895, 0896, 0897, 0898, 0899	Tri (3)

Usage Guidance

When to use

• Collecting Indonesian mobile numbers
• MSISDN input with auto-formatting
• When provider validation is needed

Best practices

✅ Do	❌ Don’t
Show normalized value to user	Accept international formats (+62)
Display detected provider	Allow non-numeric characters
Provide clear error messages	Hide formatting from user
Format as user types (on blur)	Skip validation for critical flows

Error Messages

Scenario	Message
Empty	”Phone number is required”
Invalid format	”Please enter a valid phone number”
Wrong provider	”This number is not supported”