Config

In the fxmanifest.lua look for the lines

file('nearestpostal/new-postals.json')
postal_file('nearestpostal/new-postals.json')

Make sure these lines match where your postal.json file is and the name of it. It does not have to be the same as shown in the snippet.

config = {

    Debug = {
        Enabled = true, -- Enable all debugging
        Priority = {
            Start = true, -- Enables debugging on resource start (will be on even if Enabled = false)
            Enabled = false, -- Enable priority debugging
            Time = false -- Disable cooldown time debugging
        }
    },

    ShowHUD = {
        enableAopStatus = true,
        enableCompass = true,
        enableStreetsZone = true,
        enablePostals = true,
        enableTime = true,
        enableNameID = true,
        enablePriorityStatus = true,
    },
    -- AOP Config
    defaultAopStatus = "State Wide",
    AOPCommand = "aop", -- Command for setting AOP
    AOPAcePerm = "staff.aop", -- Ace Permission for /aop

    -- Priority Config
    StartPriority = "cooldown", -- Priority Start Status | MUST be case sensitive
    -- available / active / cooldown / hold / pending
    ServerStartCooldown = 25, -- Startup Cooldown timer in minutes (ONLY WHEN SCRIPT STARTS)
    CooldownTime = 20, -- Cooldown timer in minutes
    SetPriorityCommand = "setp", -- Command for setting Priority
    -- /setp [available / active / cooldown / hold / pending] [notes]
    SetNotesCommand = "setn", -- Command for settings Notes
    -- /setn [notes]
    PriorityAcePermission = "staff.priority", -- Ace Permission for setting Priority
    NotesAcePermission = "staff.priority", -- Ace Permission for setting Notes

    -- Nearest Postal
    text = {
        -- The text to display on-screen for the nearest postal. 
        -- Formatted using Lua strings, http://www.lua.org/pil/20.html
        format = '~y~Nearest Postal~w~: %s (~g~%.2fm~w~)',

    },

    blip = {
        -- The text to display in chat when setting a new route. 
        -- Formatted using Lua strings, http://www.lua.org/pil/20.html
        blipText = 'Postal Route %s',
        -- The sprite ID to display, the list is available here:
        -- https://docs.fivem.net/docs/game-references/blips/#blips
        sprite = 8,
        -- The color ID to use (default is 3, light blue)
        -- https://docs.fivem.net/docs/game-references/blips/#blip-colors
        color = 3,
        -- When the player is this close (in meters) to the destination, 
        -- the blip will be removed.
        distToDelete = 75.0,
        -- The text to display in chat when a route is deleted
        deleteText = '~r~Route deleted',
        -- The text to display in chat when drawing a new route
        drawRouteText = '~b~Drawing a route to %s',
        arrived = "~g~You have arrived at your destination. Route removed.",
        -- The text to display when a postal is not found.
        notExistText = "~y~That postal doesn't exist"
    },

    -- How often in milliseconds the postal code is updated on each client.
    -- I wouldn't recommend anything lower than 50ms for performance reasons
    updateDelay = nil,

    -- Health, Body Armor, Oxygen and Voice Chat Circles
    CustomHudEnabled = true,  -- Default state of custom HUD; toggle as needed
    HealthBarTransitionSpeed = 1.0,  -- Transition speed for health, armor, and oxygen bars

}