Account & Billing

Account Changes

• Change of Address
• Can I change my email address?
• Can I change my number?

Billing and Payment Methods

• How do I get copies of invoices?
• When will I be billed?
• How do I update my credit card details

Plan Usage & Upgrades

• Can I upgrade/downgrade my plan
• How much data have I used this month?

New SIMs

• How long will it take for the SIM to arrive?
• Ordering another SIM
• Lost/Replacement SIM

Other

• Enabling and using two factor authentication (2FA) for logging into your ONSIM account
• Deactivate my account
• Terminology Guide
• Memorable / Premium Numbers
• Non Standard Charges