N3-X12
The postal address in X12 — up to two lines of 55 characters each.
Definition
N3 carries N301 (Address Information, line 1) and N302 (Address Information optional, line 2). Always paired with N4 which carries city, state, ZIP and country. The N1 (Name) > N3 > N4 loop is the standard X12 idiom for identifying a commercial entity.
Origin
Defined by ASC X12 in the Address segment family.
Example in context
N3*123 MARKET ST*SUITE 400~