they gave me a list of what cities are included in a zone. For example:
Zone 1
Kalookan
Las Piñas
Makati
Malabon
Mandaluyong
Manila
Marikina
Muntinlupa
Navotas
Parañaque
Pasay
Pasig
Pateros
Quezon City
San Juan
Taguig
Valenzuela
Zone 2
Bataan
Batangas
Bulacan
Cavite
Laguna
Nueva Ecija
Pampanga
Rizal
Tarlac
Zambales
Zone 3
Abra
Albay
Aurora
Benguet
Cagayan
Camarines Norte
Camarines Sur
Catanduanes
Ifugao
Ilocos Norte
Ilocos Sur
Isabela
La Union
Masbate
Marinduque
Mindoro Occidental
Mindoro Oriental
Nueva Viscaya
Pangasinan
Quezon
Quirino
Romblon
Sorsogon
Virac
Zone 4
Aklan
Antique
Biliran
Bohol
Capiz
Cebu
Eastern Samar
Guimaras
Ilo-Ilo
Leyte
Negros Occidental
Negros Oriental
Northern Samar
Palawan
Siquijor
Southern Leyte
Western Samar
Zone 5
Agusan Del Norte
Agusan Del Sur
Basilan
Bukidnon
Camiguin
Compostella Valley
Davao Del Norte
Davao Del Sur
Davao Oriental
Lanao Del Norte
Lanao Del Sur
Maguindanao
Misamis Occidental
Misamis Oriental
North Cotabato
Saranggani
South Cotabato
Sultan Kudarat
Surigao Del Norte
Surigao Del Sur
Zamboanga Del Norte
Zamboanga Del Sur
Zamboanga Sibugay
Regarding how the info is stored, I haven't done anything about that yet. Is making a database the only way to make this work?
