Here are SSS branches in Bulacan, Pampanga and other Central Luzon provinces that processes SSS ID applications:

Before applying, make sure you have paid at least one SSS monthly contribution, at dapat na-post na sa SSS database. Bring valid IDs.

Fill up the E6 SSS ID application form.
For new SSS ID applicants, the ID is free.
For replacement, pay 300 pesos at the SSS cashier or any accredited SSS collector. Bring your old SSS ID or your affidavit of loss.

SSS branches in Bulacan

I.S. Pavilion Building
3171 Banga, Meycauayan

SRCDC Building
A. Mabini St.
Mojon, Malolos City

AC Building
Dona Remedios Trinidad Highway
Baliuag, Bulacan
SSS branches in Pampanga

ABC Building, Nepo Mart Complex
Teresa Avenue, Angeles City

SSS Building
Regional Government Center
Maimpis, San Fernando City

SSS branches in Tarlac

SSS Building
Macabulos Drive, San Vicente

JLQ Building
Arellano St
Camiling, Tarlac

SSS branches in Bataan

Recar Commercial Complex Building
Zulueta Street cor Capitol Road
Balanga City, Bataan

Bataan Economic Zone Administrative Building
Mariveles, Bataan

SSS branch in Zambales

Fabunan Building
1040 East Tapinac, Rizal Avenue
Olongapo City, Zambales

SSS Branches in Metro Manila and Rizal with SSS ID enrollment facilities
SSS hotline open for 16 hours