/\A (           # $1 -- Entire string (hey, why not?)
    ([^|]+) \|  # $2 -- id
    ([^|]+) \|  # $3 -- address
    ([^|]+) \|  # $4 -- city
    ([^|]+) \|  # $5 -- state
    ([^|]+)     # $6 -- postal
)\z/x;