Ultra Mobile SIM Card in Hayward
Compare Ultra Mobile's physical 3-in-1 SIM kit with eligible eSIM, check coverage and phone compatibility, and prepare transfer information before activation.
Du Mobile's verified location is 29625 Mission Blvd in Hayward. Call (510) 399-9777 before visiting because this page does not guarantee physical SIM inventory, plan availability, device eligibility or activation timing.
Frequently Asked Questions
How do I activate an Ultra Mobile SIM at Du Mobile in Hayward?
Start by checking Ultra coverage and phone compatibility. Bring the phone and, if keeping your number, the current carrier account number, transfer PIN, and billing ZIP code. Du Mobile confirms the available SIM format, plan, price, and activation requirements before processing.
Can I pick up an Ultra Mobile physical SIM card in Hayward?
Local pickup may be available at 29625 Mission Blvd, Hayward, CA 94544. Check the live inventory panel and call (510) 399-9777 before traveling because the page does not reserve or guarantee a SIM kit.
How current is the physical SIM and eSIM availability status?
An administrator records each status after checking the store. The public panel refreshes every minute and automatically changes information older than 24 hours to a confirmation-required state.
What is the difference between an Ultra Mobile SIM card and eSIM?
A physical SIM is a removable card inserted into a compatible phone. An eSIM is a digital SIM available on supported devices. Ultra requires an eligibility check before eSIM activation.
Will an Ultra Mobile SIM card work in my phone?
Compatibility depends on the exact phone, network support, carrier-lock status, and Ultra eligibility. Use Ultra Mobile's official compatibility and coverage tools before purchasing or activating.
Can I keep my current phone number?
A number transfer generally requires an active number, the current carrier account number, transfer PIN, and billing ZIP code. Do not cancel the old service before the transfer completes.
How is an Ultra Mobile eSIM delivered and installed?
Ultra's official online flow can deliver an eSIM by email for an eligible device. For a Du Mobile activation request, confirm the delivery method and installation steps before payment because this page does not promise automatic or immediate QR-code delivery.